{
  "target_patch": "26.20",
  "changes": [
    {
      "patch": 19,
      "champion": "Aatrox",
      "skill": "W cooldown",
      "old": [
        20,
        16,
        12
      ],
      "new": [
        18,
        15,
        12
      ],
      "metric": "cooldown",
      "category": "numeric",
      "relative_log_delta": 0.05663301226513249,
      "skill_importance": 0.5,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Cooldown: 20 / 18 / 16 / 14 / 12 seconds ⇒ 18 / 16.5 / 15 / 13.5 / 12 seconds",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Aatrox",
      "skill": "E healing ratio",
      "old": [
        1.1
      ],
      "new": [
        1.3
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.16705408466316607,
      "skill_importance": 0.7,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Health Heal Ratio: 1.1% per 100 bonus health ⇒ 1.3% per 100 bonus health",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Aphelios",
      "skill": "Calibrum effective damage, bonus AD 25/65/120, AP=0",
      "old": [
        80.5,
        148.15,
        232
      ],
      "new": [
        90.5,
        158.15,
        242
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.07487056550127426,
      "skill_importance": 0.35,
      "role_relevance": {
        "bot": 1
      },
      "evidence": "Moonshot Damage: 70 - 160 (+42 - 60% bonus AD) (+100% AP) ⇒ 80 - 170 (+42 - 60% bonus AD) (+100% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Aphelios",
      "skill": "Severum passive healing endpoints",
      "old": [
        2,
        7.1
      ],
      "new": [
        2,
        8
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.05967337881628312,
      "skill_importance": 0.3,
      "role_relevance": {
        "bot": 1
      },
      "evidence": "Healing: 2 - 7.1%, increased to 5 - 17.75% ⇒ 2 - 8%, increased to 5 - 20%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Aphelios",
      "skill": "Gravitum residual slow",
      "old": [
        10
      ],
      "new": [
        15
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.4054651081081644,
      "skill_importance": 0.12,
      "role_relevance": {
        "bot": 1
      },
      "evidence": "Slow: 30% for 2.5 seconds, decaying to 10% after 0.7 seconds ⇒ 30% for 2.5 seconds, decaying to 15% after 0.7 seconds",
      "effect_interpretation": "Residual slow magnitude, small weight; not total duration.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Aphelios",
      "skill": "Crescendum first additional chakram",
      "old": [
        15
      ],
      "new": [
        16
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.06453852113757116,
      "skill_importance": 0.25,
      "role_relevance": {
        "bot": 1
      },
      "evidence": "Mini-Crescendum Damage: 15% AD, decreasing by 1.5% AD to a minimum of 5% AD for the 8th+ chakram ⇒ 16% AD, decreasing by 1.5% AD to a minimum of 5% AD for the 9th+ chakram",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Aurora",
      "skill": "E effective damage, AP 100/250/400",
      "old": [
        120,
        275,
        430
      ],
      "new": [
        130,
        285,
        440
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.04625010283343813,
      "skill_importance": 0.8,
      "role_relevance": {
        "mid": 1,
        "top": 0.8
      },
      "evidence": "Base Damage: 70 / 110 / 150 / 190 / 230 ⇒ 80 / 120 / 160 / 200 / 240",
      "effect_interpretation": "Representative AP assumes 50% ratio; sensitivity covers this approximation.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Aurora",
      "skill": "R rift duration",
      "old": [
        1.75,
        2.5,
        3.25
      ],
      "new": [
        2.25,
        2.75,
        3.25
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.11554153602841037,
      "skill_importance": 0.6,
      "role_relevance": {
        "mid": 1,
        "top": 0.8
      },
      "evidence": "Rift Duration: 1.75 / 2.5 / 3.25 seconds ⇒ 2.25 / 2.75 / 3.25 seconds",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Draven",
      "skill": "Base AD",
      "old": [
        62
      ],
      "new": [
        64
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.03174869831458027,
      "skill_importance": 1.3,
      "role_relevance": {
        "bot": 1
      },
      "evidence": "Attack Damage: 62 ⇒ 64",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Elise",
      "skill": "Passive on-hit damage",
      "old": [
        12,
        22,
        32,
        42
      ],
      "new": [
        14,
        24,
        34,
        44
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.08707667356705395,
      "skill_importance": 0.4,
      "role_relevance": {
        "jng": 1,
        "sup": 0.3
      },
      "evidence": "Passive Magic Damage On-Hit: 12 / 22 / 32 / 42 ⇒ 14 / 24 / 34 / 44",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Elise",
      "skill": "W total attack speed multiplier",
      "old": [
        1.6,
        1.9,
        2.2
      ],
      "new": [
        1.7,
        2,
        2.3
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.052123226258272974,
      "skill_importance": 0.7,
      "role_relevance": {
        "jng": 1,
        "sup": 0.25
      },
      "evidence": "Bonus Attack Speed: 60 / 75 / 90 / 105 / 120% ⇒ 70 / 85 / 100 / 115 / 130%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Fiora",
      "skill": "Health growth",
      "old": [
        99
      ],
      "new": [
        105
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.058840500022933395,
      "skill_importance": 0.3,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Health Growth: 99 ⇒ 105",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Fiora",
      "skill": "R heal range",
      "old": [
        550
      ],
      "new": [
        600
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.08701137698962969,
      "skill_importance": 0.15,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Heal Range: 550 ⇒ 600",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Fiora",
      "skill": "R heal effective at bonus AD 25/65/120",
      "old": [
        22.5,
        34.75,
        49.25
      ],
      "new": [
        24.375,
        37.625,
        53.5
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.08076804833854595,
      "skill_importance": 0.5,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Heal Per Tick: 18.75 / 25 / 31.25 (+15% bonus AD) ⇒ 20 / 26.25 / 32.5 (+17.5% bonus AD)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Kha'Zix",
      "skill": "Passive damage endpoints with bonus AD 25/120",
      "old": [
        29.5,
        196
      ],
      "new": [
        34.5,
        201
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.09087965476004921,
      "skill_importance": 0.6,
      "role_relevance": {
        "jng": 1
      },
      "evidence": "Damage: 17 - 136 (+50% bonus AD) ⇒ 22 - 141 (+50% bonus AD)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Kha'Zix",
      "skill": "Evolved W slow duration",
      "old": [
        2
      ],
      "new": [
        2.25
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.11778303565638346,
      "skill_importance": 0.4,
      "role_relevance": {
        "jng": 1
      },
      "evidence": "Evolved Slow Duration: 2 seconds ⇒ 2.25 seconds",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Kha'Zix",
      "skill": "Evolved E bonus range",
      "old": [
        200
      ],
      "new": [
        300
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.4054651081081644,
      "skill_importance": 0.2,
      "role_relevance": {
        "jng": 1
      },
      "evidence": "Evolved Range Bonus: +200 ⇒ +300",
      "effect_interpretation": "Bonus component only, conservative evolution-exposure prior.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Lillia",
      "skill": "Base physical durability",
      "old": [
        122
      ],
      "new": [
        124
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.016260520871780326,
      "skill_importance": 0.5,
      "role_relevance": {
        "jng": 1,
        "top": 0.5
      },
      "evidence": "Armor: 22 ⇒ 24",
      "effect_interpretation": "100+armor avoids overstating durability.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Lillia",
      "skill": "R sleep duration",
      "old": [
        2
      ],
      "new": [
        2.5
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.22314355131420976,
      "skill_importance": 0.8,
      "role_relevance": {
        "jng": 1,
        "top": 0.5
      },
      "evidence": "Sleep Duration: 2 seconds ⇒ 2.5 seconds",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Lucian",
      "skill": "Passive effective damage, total AD 80/130/180",
      "old": [
        31,
        41,
        51
      ],
      "new": [
        17,
        24.5,
        32
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": -0.5272541798357187,
      "skill_importance": 0.55,
      "role_relevance": {
        "bot": 1,
        "mid": 0.15
      },
      "evidence": "Empowered On-Hit Damage: 15 (+20% AD) ⇒ 5 (+15% AD)",
      "effect_interpretation": "Bot weighting reflects ally-triggered passive.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Lucian",
      "skill": "Q effective damage, bonus AD 25/65/120",
      "old": [
        105,
        215,
        340
      ],
      "new": [
        115,
        235,
        370
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.08815888408342863,
      "skill_importance": 0.85,
      "role_relevance": {
        "bot": 1,
        "mid": 1
      },
      "evidence": "Base Damage: 80 / 115 / 150 / 185 / 220 (+100% bonus AD) ⇒ 90 / 130 / 170 / 210 / 250 (+100% bonus AD)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Master Yi",
      "skill": "Q refund no longer reduced by haste",
      "old": null,
      "new": null,
      "metric": "mechanism",
      "category": "mechanism",
      "relative_log_delta": 0.04,
      "skill_importance": 0.4,
      "role_relevance": {
        "jng": 1
      },
      "evidence": "Cooldown Refund on Hit: -1 second, scaling down with Ability Haste ⇒ 1 second",
      "effect_interpretation": "Declared haste interaction prior; no measured win-rate change.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Nasus",
      "skill": "Q base bonus damage",
      "old": [
        40,
        80,
        120
      ],
      "new": [
        30,
        70,
        110
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": -0.16940828068864444,
      "skill_importance": 0.45,
      "role_relevance": {
        "top": 1,
        "mid": 0.6
      },
      "evidence": "Bonus Damage: 40 / 60 / 80 / 100 / 120 ⇒ 30 / 50 / 70 / 90 / 110",
      "effect_interpretation": "Stacks dilute base change; importance reduced.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Nocturne",
      "skill": "R cooldown",
      "old": [
        140,
        115,
        90
      ],
      "new": [
        160,
        130,
        100
      ],
      "metric": "cooldown",
      "category": "numeric",
      "relative_log_delta": -0.1204980767915604,
      "skill_importance": 1,
      "role_relevance": {
        "jng": 1
      },
      "evidence": "Cooldown: 140 / 115 / 90 seconds ⇒ 160 / 130 / 100 seconds",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Poppy",
      "skill": "Q minion/monster cap",
      "old": [
        85,
        155,
        225
      ],
      "new": [
        70,
        140,
        210
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": -0.12164386007928378,
      "skill_importance": 1.05,
      "role_relevance": {
        "jng": 1,
        "top": 0.15
      },
      "evidence": "Minion/Monster Maximum Health Cap: 85 / 120 / 155 / 190 / 225 ⇒ 70 / 105 / 140 / 175 / 210",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Rumble",
      "skill": "Overheat total attack speed multiplier",
      "old": [
        1.5,
        2.3
      ],
      "new": [
        1.3,
        2
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": -0.14143139300791596,
      "skill_importance": 0.7,
      "role_relevance": {
        "top": 1,
        "jng": 0.6
      },
      "evidence": "Overheat Attack Speed: 50 - 130% ⇒ 30 - 100%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Rumble",
      "skill": "Passive monster cap",
      "old": [
        65,
        150
      ],
      "new": [
        90,
        175
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.23978654013094314,
      "skill_importance": 0.7,
      "role_relevance": {
        "jng": 1
      },
      "evidence": "Monster Cap: 65 - 150 ⇒ 90 - 175",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Ryze",
      "skill": "Armor growth",
      "old": [
        4.2
      ],
      "new": [
        4.7
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.1124779834266903,
      "skill_importance": 0.25,
      "role_relevance": {
        "mid": 1,
        "top": 0.7
      },
      "evidence": "Armor Growth: 4.2 ⇒ 4.7",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Ryze",
      "skill": "Q total flux multiplier",
      "old": [
        1.25,
        1.5,
        1.75,
        2
      ],
      "new": [
        1.15,
        1.4,
        1.65,
        1.9
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": -0.06562706870912169,
      "skill_importance": 1,
      "role_relevance": {
        "mid": 1,
        "top": 0.7
      },
      "evidence": "Flux Bonus Damage: 25 / 50 / 75 / 100% increased damage ⇒ 15 / 40 / 65 / 90% increased damage",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Ryze",
      "skill": "E mana cost",
      "old": [
        35,
        55,
        75
      ],
      "new": [
        40,
        60,
        80
      ],
      "metric": "cost",
      "category": "numeric",
      "relative_log_delta": -0.09502709691724114,
      "skill_importance": 0.3,
      "role_relevance": {
        "mid": 1,
        "top": 0.7
      },
      "evidence": "Mana Cost: 35 / 45 / 55 / 65 / 75 ⇒ 40 / 50 / 60 / 70 / 80",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Vi",
      "skill": "Total AD at levels 3/9/15",
      "old": [
        70,
        91,
        112
      ],
      "new": [
        68.8,
        92.2,
        115.6
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.009148737292939796,
      "skill_importance": 0.7,
      "role_relevance": {
        "jng": 1
      },
      "evidence": "Attack Damage: 63 + 3.5/Level ⇒ 61 + 3.9/Level",
      "effect_interpretation": "Linear level samples are a declared approximation.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Vi",
      "skill": "Passive max-health shield",
      "old": [
        12
      ],
      "new": [
        10
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": -0.1823215567939546,
      "skill_importance": 0.8,
      "role_relevance": {
        "jng": 1
      },
      "evidence": "Shield: 12% Maximum Health ⇒ 10% Maximum Health",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Volibear",
      "skill": "Passive five-stack total AS, AP 100/250/400",
      "old": [
        1.4,
        1.625,
        1.85
      ],
      "new": [
        1.45,
        1.75,
        2.05
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.07061781534169173,
      "skill_importance": 0.6,
      "role_relevance": {
        "jng": 1,
        "top": 0.8
      },
      "evidence": "Attack Speed per Stack: 5% (+3% per 100 AP) ⇒ 5% (+4% per 100 AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Volibear",
      "skill": "Passive effective damage, AP 100/250/400, bonus AD 25/65/120",
      "old": [
        56,
        148,
        240
      ],
      "new": [
        61,
        161,
        264
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.08834148148761163,
      "skill_importance": 0.5,
      "role_relevance": {
        "jng": 1,
        "top": 0.8
      },
      "evidence": "Lightning On-Hit Damage: 11 - 60 (Levels 1-18) (+45% AP) ⇒ 11 - 60 (Levels 1-18) (+45% AP) (+20% bonus AD)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Ambessa",
      "skill": "Passive effective bonus, bonus AD 25/65/120",
      "old": [
        11.25,
        33.75,
        60
      ],
      "new": [
        10,
        28,
        49
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": -0.1690277356370642,
      "skill_importance": 0.9,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Damage: 5 - 30 (+25% bonus AD) ⇒ 5 - 25 (+20% bonus AD)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Ashe",
      "skill": "AD growth",
      "old": [
        3.5
      ],
      "new": [
        3
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": -0.15415067982725836,
      "skill_importance": 0.6,
      "role_relevance": {
        "bot": 1,
        "sup": 0.3
      },
      "evidence": "Attack Damage per Level: 3.5 ⇒ 3",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Cassiopeia",
      "skill": "Base health",
      "old": [
        630
      ],
      "new": [
        610
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": -0.032260862218221435,
      "skill_importance": 0.6,
      "role_relevance": {
        "mid": 1,
        "bot": 0.8,
        "top": 0.6
      },
      "evidence": "Base Health: 630 ⇒ 610",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Cassiopeia",
      "skill": "Base mana",
      "old": [
        480
      ],
      "new": [
        450
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": -0.06453852113757118,
      "skill_importance": 0.4,
      "role_relevance": {
        "mid": 1,
        "bot": 0.8,
        "top": 0.6
      },
      "evidence": "Base Mana: 480 ⇒ 450",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Diana",
      "skill": "W bonus-health shield ratio",
      "old": [
        11
      ],
      "new": [
        14
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.24116205681688804,
      "skill_importance": 0.35,
      "role_relevance": {
        "jng": 1,
        "mid": 0.6
      },
      "evidence": "Shield Bonus Health Ratio: 11% ⇒ 14%",
      "effect_interpretation": "Bruiser build exposure not observed; low importance.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Kennen",
      "skill": "E total attack speed multiplier",
      "old": [
        1.4,
        1.6,
        1.8
      ],
      "new": [
        1.5,
        1.7,
        1.9
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.06122823819122069,
      "skill_importance": 0.5,
      "role_relevance": {
        "top": 1,
        "mid": 0.7
      },
      "evidence": "Bonus Attack Speed: 40 / 50 / 60 / 70 / 80% ⇒ 50 / 60 / 70 / 80 / 90%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Kindred",
      "skill": "W monster modifier",
      "old": [
        150
      ],
      "new": [
        165
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.09531017980432493,
      "skill_importance": 0.8,
      "role_relevance": {
        "jng": 1
      },
      "evidence": "Monster Mod: 150% ⇒ 165%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Kindred",
      "skill": "E slow duration",
      "old": [
        1
      ],
      "new": [
        1.5
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.4054651081081644,
      "skill_importance": 0.5,
      "role_relevance": {
        "jng": 1
      },
      "evidence": "Slow Duration: 1s ⇒ 1.5s",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Kindred",
      "skill": "E small-monster targeting removed",
      "old": null,
      "new": null,
      "metric": "mechanism",
      "category": "mechanism",
      "relative_log_delta": -0.025,
      "skill_importance": 0.25,
      "role_relevance": {
        "jng": 1
      },
      "evidence": "Small Monster Targeting: Enabled ⇒ Removed",
      "effect_interpretation": "Declared clear-flexibility penalty.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "K'Sante",
      "skill": "W mana cost",
      "old": [
        40,
        50,
        60
      ],
      "new": [
        45,
        55,
        65
      ],
      "metric": "cost",
      "category": "numeric",
      "relative_log_delta": -0.09771197437808159,
      "skill_importance": 0.3,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Mana Cost: 40 / 45 / 50 / 55 / 60 ⇒ 45 / 50 / 55 / 60 / 65",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "K'Sante",
      "skill": "W remaining incoming damage fraction",
      "old": [
        0.7,
        0.25
      ],
      "new": [
        0.75,
        0.3
      ],
      "metric": "damage_taken",
      "category": "numeric",
      "relative_log_delta": -0.125657214140453,
      "skill_importance": 0.7,
      "role_relevance": {
        "top": 1
      },
      "evidence": "W Base/All-Out Damage Reduction: 30 / 75% ⇒ 25 / 70%",
      "effect_interpretation": "Use remaining damage rather than ratio of reduction percentages.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Lillia",
      "skill": "R sleep duration ranks",
      "old": [
        2.5,
        2.5,
        2.5
      ],
      "new": [
        2.5,
        2.75,
        3
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.09254391219942652,
      "skill_importance": 0.8,
      "role_relevance": {
        "jng": 1,
        "top": 0.5
      },
      "evidence": "Duration: 2.5s ⇒ 2.5 / 2.75 / 3s",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Lucian",
      "skill": "Total AD at levels 3/9/15",
      "old": [
        65,
        80,
        95
      ],
      "new": [
        65.8,
        83.2,
        100.6
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.03624288255133793,
      "skill_importance": 0.8,
      "role_relevance": {
        "bot": 1,
        "mid": 1
      },
      "evidence": "Attack Damage: 60 + 2.5/Level ⇒ 60 + 2.9/Level",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Mordekaiser",
      "skill": "Q level-scaling component",
      "old": [
        5,
        30,
        50
      ],
      "new": [
        7,
        42,
        70
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.3364722366212129,
      "skill_importance": 0.2,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Scaling Level 10-20: (+5/lvl) ⇒ (+7/lvl)",
      "effect_interpretation": "Component only; small weight avoids attributing all Q damage to it.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Mordekaiser",
      "skill": "R cooldown",
      "old": [
        140,
        120,
        100
      ],
      "new": [
        120,
        110,
        100
      ],
      "metric": "cooldown",
      "category": "numeric",
      "relative_log_delta": 0.08038735227229606,
      "skill_importance": 0.65,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Cooldown: 140 / 120 / 100s ⇒ 120 / 110 / 100s",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Neeko",
      "skill": "E effective damage AP 100/250/400",
      "old": [
        135,
        302.5,
        470
      ],
      "new": [
        145,
        312.5,
        480
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.04167852162851241,
      "skill_importance": 0.6,
      "role_relevance": {
        "mid": 1,
        "sup": 0.7,
        "jng": 0.5
      },
      "evidence": "Base Damage: 70 / 105 / 140 / 175 / 210 (+65% AP) ⇒ 80 / 115 / 150 / 185 / 220 (+65% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Neeko",
      "skill": "Empowered E root duration",
      "old": [
        1.8,
        2.4,
        3
      ],
      "new": [
        2,
        2.5,
        3
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.04872750339269385,
      "skill_importance": 0.55,
      "role_relevance": {
        "mid": 1,
        "sup": 1,
        "jng": 0.5
      },
      "evidence": "Empowered Root Duration: 1.8 / 2.1 / 2.4 / 2.7 / 3s ⇒ 2 / 2.25 / 2.5 / 2.75 / 3s",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Smolder",
      "skill": "Passive Q stack conversion at low/high crit",
      "old": [
        25,
        64
      ],
      "new": [
        25,
        70.5
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.048364813229275556,
      "skill_importance": 0.7,
      "role_relevance": {
        "bot": 1,
        "mid": 0.7,
        "top": 0.5
      },
      "evidence": "Super Scorcher Bonus Magic Damage: 25 - 55% (+0-9% with IE) of Dragon Practice Stacks, scaling with Crit Chance ⇒ 25 - 60% (+0-10.5% with IE) of Dragon Practice Stacks, scaling with Crit Chance",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Smolder",
      "skill": "Passive E stack conversion low/high crit",
      "old": [
        8,
        14.24
      ],
      "new": [
        8,
        15.8
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.0519775170245457,
      "skill_importance": 0.3,
      "role_relevance": {
        "bot": 1,
        "mid": 0.7,
        "top": 0.5
      },
      "evidence": "Flap Flap Flap Bonus Magic Damage: 8 - 12.8% (+0-1.44% with IE) of Dragon Practice Stacks, scaling with Crit Chance ⇒ 8 - 14% (+0-1.8% with IE) of Dragon Practice Stacks, scaling with Crit Chance",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Smolder",
      "skill": "R heal with bonus AD 25/65/120, AP=0",
      "old": [
        112.5,
        167.5,
        230
      ],
      "new": [
        118.75,
        223.75,
        340
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.24482651194904367,
      "skill_importance": 0.45,
      "role_relevance": {
        "bot": 1,
        "mid": 0.7,
        "top": 0.5
      },
      "evidence": "Self Heal: 100 / 135 / 170 (+50% bonus AD) (+75% AP) ⇒ 100 / 175 / 250 (+75% bonus AD) (+75% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Swain",
      "skill": "Base magic durability",
      "old": [
        131
      ],
      "new": [
        134
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.022642476749759752,
      "skill_importance": 0.5,
      "role_relevance": {
        "mid": 1,
        "bot": 0.8,
        "sup": 0.8
      },
      "evidence": "Base Magic Resistance: 31 ⇒ 34",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Swain",
      "skill": "Base physical durability",
      "old": [
        125
      ],
      "new": [
        123
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": -0.016129381929883644,
      "skill_importance": 0.5,
      "role_relevance": {
        "mid": 0.6,
        "bot": 1,
        "sup": 1
      },
      "evidence": "Base Armor: 25 ⇒ 23",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Swain",
      "skill": "W effective damage AP 100/250/400",
      "old": [
        130,
        290,
        450
      ],
      "new": [
        130,
        310,
        490
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.05061639427965964,
      "skill_importance": 0.35,
      "role_relevance": {
        "mid": 1,
        "bot": 0.8,
        "sup": 0.8
      },
      "evidence": "Damage: 70 / 105 / 140 / 175 / 210 (+60%) ⇒ 70 / 115 / 160 / 205 / 250 (+60%)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Swain",
      "skill": "W cooldown",
      "old": [
        22,
        20,
        18
      ],
      "new": [
        20,
        18,
        16
      ],
      "metric": "cooldown",
      "category": "numeric",
      "relative_log_delta": 0.10615124370617823,
      "skill_importance": 0.5,
      "role_relevance": {
        "mid": 1,
        "bot": 0.8,
        "sup": 0.8
      },
      "evidence": "Cooldown: 22 / 21 / 20 / 19 / 18s ⇒ 20 / 19 / 18 / 17 / 16s",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Tahm Kench",
      "skill": "Q base healing",
      "old": [
        10,
        17.5,
        25
      ],
      "new": [
        10,
        30,
        50
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.41071456043087745,
      "skill_importance": 0.35,
      "role_relevance": {
        "sup": 1,
        "top": 0.6
      },
      "evidence": "Base Healing: 10 / 13.75 / 17.5 / 21.25 / 25 ⇒ 10 / 20 / 30 / 40 / 50",
      "effect_interpretation": "Max-health scaling dilutes base effect; conservative importance.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Vayne",
      "skill": "HP regen at levels 1/9/15",
      "old": [
        4,
        8,
        11
      ],
      "new": [
        5.5,
        8.7,
        11.1
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": 0.13712835020638484,
      "skill_importance": 0.3,
      "role_relevance": {
        "bot": 1,
        "top": 0.6
      },
      "evidence": "Health per 5: 4 + .5/Level ⇒ 5.5 +.4/Level",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Vayne",
      "skill": "Q mana cost",
      "old": [
        46,
        38,
        30
      ],
      "new": [
        30,
        30,
        30
      ],
      "metric": "cost",
      "category": "numeric",
      "relative_log_delta": 0.22127759763039,
      "skill_importance": 0.35,
      "role_relevance": {
        "bot": 1,
        "top": 0.8
      },
      "evidence": "Mana Cost: 46 / 42 / 38 / 34 / 30 ⇒ 30",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Yunara",
      "skill": "Q passive plus active on-hit, AP=0",
      "old": [
        10,
        30,
        50
      ],
      "new": [
        6,
        26,
        46
      ],
      "metric": "damage",
      "category": "numeric",
      "relative_log_delta": -0.245769358781905,
      "skill_importance": 0.7,
      "role_relevance": {
        "bot": 1
      },
      "evidence": "Passive On Hit Damage: 5 / 10 / 15 / 20 / 25 (+20% AP) ⇒ 3 / 8 / 13 / 18 / 23 (+20% AP)",
      "effect_interpretation": "Count combined on-hit once; base attacks excluded by moderate weight.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Yunara",
      "skill": "W slow stacking removed",
      "old": null,
      "new": null,
      "metric": "mechanism",
      "category": "mechanism",
      "relative_log_delta": -0.05,
      "skill_importance": 0.6,
      "role_relevance": {
        "bot": 1
      },
      "evidence": "Slow Stacking: Stacks with other slows ⇒ No longer stacks with other slows",
      "effect_interpretation": "Declared utility interaction penalty.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Alistar",
      "skill": "World Atlas early flat health with base HP 600",
      "old": [
        630,
        700,
        800
      ],
      "new": [
        600,
        660,
        800
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.03587688806412184,
      "skill_importance": 0.25,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health: 30 / 100 / 200 ⇒ 0 / 60 / 200",
      "effect_interpretation": "600 HP representative exposure; inventory not observed.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Alistar",
      "skill": "World Atlas total regeneration multiplier",
      "old": [
        1.25,
        1.5,
        1.75
      ],
      "new": [
        1.5,
        1.75,
        1.75
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.11215741220707098,
      "skill_importance": 0.12,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health Regeneration: 25% / 50% / 75% ⇒ 50% / 75% / 75%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Braum",
      "skill": "World Atlas early flat health with base HP 600",
      "old": [
        630,
        700,
        800
      ],
      "new": [
        600,
        660,
        800
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.03587688806412184,
      "skill_importance": 0.25,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health: 30 / 100 / 200 ⇒ 0 / 60 / 200",
      "effect_interpretation": "600 HP representative exposure; inventory not observed.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Braum",
      "skill": "World Atlas total regeneration multiplier",
      "old": [
        1.25,
        1.5,
        1.75
      ],
      "new": [
        1.5,
        1.75,
        1.75
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.11215741220707098,
      "skill_importance": 0.12,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health Regeneration: 25% / 50% / 75% ⇒ 50% / 75% / 75%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Leona",
      "skill": "World Atlas early flat health with base HP 600",
      "old": [
        630,
        700,
        800
      ],
      "new": [
        600,
        660,
        800
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.03587688806412184,
      "skill_importance": 0.25,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health: 30 / 100 / 200 ⇒ 0 / 60 / 200",
      "effect_interpretation": "600 HP representative exposure; inventory not observed.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Leona",
      "skill": "World Atlas total regeneration multiplier",
      "old": [
        1.25,
        1.5,
        1.75
      ],
      "new": [
        1.5,
        1.75,
        1.75
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.11215741220707098,
      "skill_importance": 0.12,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health Regeneration: 25% / 50% / 75% ⇒ 50% / 75% / 75%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Nautilus",
      "skill": "World Atlas early flat health with base HP 600",
      "old": [
        630,
        700,
        800
      ],
      "new": [
        600,
        660,
        800
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.03587688806412184,
      "skill_importance": 0.25,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health: 30 / 100 / 200 ⇒ 0 / 60 / 200",
      "effect_interpretation": "600 HP representative exposure; inventory not observed.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Nautilus",
      "skill": "World Atlas total regeneration multiplier",
      "old": [
        1.25,
        1.5,
        1.75
      ],
      "new": [
        1.5,
        1.75,
        1.75
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.11215741220707098,
      "skill_importance": 0.12,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health Regeneration: 25% / 50% / 75% ⇒ 50% / 75% / 75%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Rell",
      "skill": "World Atlas early flat health with base HP 600",
      "old": [
        630,
        700,
        800
      ],
      "new": [
        600,
        660,
        800
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.03587688806412184,
      "skill_importance": 0.25,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health: 30 / 100 / 200 ⇒ 0 / 60 / 200",
      "effect_interpretation": "600 HP representative exposure; inventory not observed.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Rell",
      "skill": "World Atlas total regeneration multiplier",
      "old": [
        1.25,
        1.5,
        1.75
      ],
      "new": [
        1.5,
        1.75,
        1.75
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.11215741220707098,
      "skill_importance": 0.12,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health Regeneration: 25% / 50% / 75% ⇒ 50% / 75% / 75%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Rakan",
      "skill": "World Atlas early flat health with base HP 600",
      "old": [
        630,
        700,
        800
      ],
      "new": [
        600,
        660,
        800
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.03587688806412184,
      "skill_importance": 0.25,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health: 30 / 100 / 200 ⇒ 0 / 60 / 200",
      "effect_interpretation": "600 HP representative exposure; inventory not observed.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Rakan",
      "skill": "World Atlas total regeneration multiplier",
      "old": [
        1.25,
        1.5,
        1.75
      ],
      "new": [
        1.5,
        1.75,
        1.75
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.11215741220707098,
      "skill_importance": 0.12,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health Regeneration: 25% / 50% / 75% ⇒ 50% / 75% / 75%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Thresh",
      "skill": "World Atlas early flat health with base HP 600",
      "old": [
        630,
        700,
        800
      ],
      "new": [
        600,
        660,
        800
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.03587688806412184,
      "skill_importance": 0.25,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health: 30 / 100 / 200 ⇒ 0 / 60 / 200",
      "effect_interpretation": "600 HP representative exposure; inventory not observed.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Thresh",
      "skill": "World Atlas total regeneration multiplier",
      "old": [
        1.25,
        1.5,
        1.75
      ],
      "new": [
        1.5,
        1.75,
        1.75
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.11215741220707098,
      "skill_importance": 0.12,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health Regeneration: 25% / 50% / 75% ⇒ 50% / 75% / 75%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Taric",
      "skill": "World Atlas early flat health with base HP 600",
      "old": [
        630,
        700,
        800
      ],
      "new": [
        600,
        660,
        800
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.03587688806412184,
      "skill_importance": 0.25,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health: 30 / 100 / 200 ⇒ 0 / 60 / 200",
      "effect_interpretation": "600 HP representative exposure; inventory not observed.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Taric",
      "skill": "World Atlas total regeneration multiplier",
      "old": [
        1.25,
        1.5,
        1.75
      ],
      "new": [
        1.5,
        1.75,
        1.75
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.11215741220707098,
      "skill_importance": 0.12,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health Regeneration: 25% / 50% / 75% ⇒ 50% / 75% / 75%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Poppy",
      "skill": "World Atlas early flat health with base HP 600",
      "old": [
        630,
        700,
        800
      ],
      "new": [
        600,
        660,
        800
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.03587688806412184,
      "skill_importance": 0.25,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health: 30 / 100 / 200 ⇒ 0 / 60 / 200",
      "effect_interpretation": "600 HP representative exposure; inventory not observed.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Poppy",
      "skill": "World Atlas total regeneration multiplier",
      "old": [
        1.25,
        1.5,
        1.75
      ],
      "new": [
        1.5,
        1.75,
        1.75
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.11215741220707098,
      "skill_importance": 0.12,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health Regeneration: 25% / 50% / 75% ⇒ 50% / 75% / 75%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Tahm Kench",
      "skill": "World Atlas early flat health with base HP 600",
      "old": [
        630,
        700,
        800
      ],
      "new": [
        600,
        660,
        800
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.03587688806412184,
      "skill_importance": 0.25,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health: 30 / 100 / 200 ⇒ 0 / 60 / 200",
      "effect_interpretation": "600 HP representative exposure; inventory not observed.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Tahm Kench",
      "skill": "World Atlas total regeneration multiplier",
      "old": [
        1.25,
        1.5,
        1.75
      ],
      "new": [
        1.5,
        1.75,
        1.75
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.11215741220707098,
      "skill_importance": 0.12,
      "role_relevance": {
        "sup": 1
      },
      "evidence": "Health Regeneration: 25% / 50% / 75% ⇒ 50% / 75% / 75%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Aatrox",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Ahri",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Alistar",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Ambessa",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Amumu",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Anivia",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Annie",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Aurelion Sol",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Aurora",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Azir",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Bard",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Bel'Veth",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Blitzcrank",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Brand",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Braum",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Briar",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Camille",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Cassiopeia",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Cho'Gath",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Corki",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Darius",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Diana",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Dr. Mundo",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Ekko",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Elise",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Evelynn",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Ezreal",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Fiddlesticks",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Fiora",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Fizz",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Galio",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Gangplank",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Garen",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Gnar",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Gragas",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Gwen",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Hecarim",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Heimerdinger",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Hwei",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Illaoi",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Irelia",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Ivern",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Janna",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Jarvan IV",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Jax",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Jayce",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Jhin",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Kai'Sa",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Karma",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Karthus",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Kassadin",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Katarina",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Kayle",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Kayn",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Kennen",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Kled",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Kog'Maw",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "K'Sante",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "LeBlanc",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Lee Sin",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Leona",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Lillia",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Lissandra",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Locke",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Lulu",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Lux",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Malphite",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Malzahar",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Maokai",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Master Yi",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Mel",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Milio",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Miss Fortune",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Wukong",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Mordekaiser",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Morgana",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Naafiri",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Nami",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Nasus",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Nautilus",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Neeko",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Nidalee",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Nilah",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Nocturne",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Nunu & Willump",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Olaf",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Orianna",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Ornn",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Pantheon",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Poppy",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Rammus",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Rek'Sai",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Rell",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Renata Glasc",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Renekton",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Rengar",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Riven",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Rumble",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Ryze",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Sejuani",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Seraphine",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Sett",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Shen",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Shyvana",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Singed",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Sion",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Skarner",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Smolder",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Sona",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Soraka",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Swain",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Sylas",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Syndra",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Tahm Kench",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Taliyah",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Taric",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Teemo",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Thresh",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Trundle",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Tryndamere",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Twisted Fate",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Udyr",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Urgot",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Varus",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Veigar",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Vel'Koz",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Vex",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Vi",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Viego",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Viktor",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Vladimir",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Volibear",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Warwick",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Xerath",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Xin Zhao",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Yasuo",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Yone",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Yorick",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Yuumi",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Zaahen",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Zac",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Ziggs",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Zilean",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Zoe",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 19,
      "champion": "Zyra",
      "skill": "Top quest free teleport cooldown",
      "old": [
        420
      ],
      "new": [
        390
      ],
      "metric": "cooldown",
      "category": "system",
      "relative_log_delta": 0.07410797215372185,
      "skill_importance": 0.04,
      "role_relevance": {
        "top": 1
      },
      "evidence": "Top Role Quest's Free Teleport Cooldown: 420 seconds ⇒ 390 seconds",
      "effect_interpretation": "Low universal top-lane exposure; champion differences enter observed role rates.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-19-notes/",
      "source_published_utc": "2026-09-22T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Kennen",
      "skill": "Rocketbelt haste: cast-frequency denominator",
      "old": [
        120
      ],
      "new": [
        110
      ],
      "metric": "cast_frequency",
      "category": "system",
      "relative_log_delta": -0.08701137698962981,
      "skill_importance": 0.16,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Ability Haste: 20 ⇒ 10",
      "effect_interpretation": "Ability-haste denominator 120→110 lowers cast frequency. Negative favorable-direction log delta; fixes the frozen V2 sign.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Kennen",
      "skill": "Rocketbelt active damage AP 100/250/400",
      "old": [
        110,
        125,
        140
      ],
      "new": [
        150,
        172.5,
        195
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.32119852114246505,
      "skill_importance": 0.08,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Active Damage: 100 (+10% AP) ⇒ 135 (+15% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Neeko",
      "skill": "Rocketbelt haste: cast-frequency denominator",
      "old": [
        120
      ],
      "new": [
        110
      ],
      "metric": "cast_frequency",
      "category": "system",
      "relative_log_delta": -0.08701137698962981,
      "skill_importance": 0.16,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Ability Haste: 20 ⇒ 10",
      "effect_interpretation": "Ability-haste denominator 120→110 lowers cast frequency. Negative favorable-direction log delta; fixes the frozen V2 sign.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Neeko",
      "skill": "Rocketbelt active damage AP 100/250/400",
      "old": [
        110,
        125,
        140
      ],
      "new": [
        150,
        172.5,
        195
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.32119852114246505,
      "skill_importance": 0.08,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Active Damage: 100 (+10% AP) ⇒ 135 (+15% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Aurora",
      "skill": "Rocketbelt haste: cast-frequency denominator",
      "old": [
        120
      ],
      "new": [
        110
      ],
      "metric": "cast_frequency",
      "category": "system",
      "relative_log_delta": -0.08701137698962981,
      "skill_importance": 0.16,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Ability Haste: 20 ⇒ 10",
      "effect_interpretation": "Ability-haste denominator 120→110 lowers cast frequency. Negative favorable-direction log delta; fixes the frozen V2 sign.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Aurora",
      "skill": "Rocketbelt active damage AP 100/250/400",
      "old": [
        110,
        125,
        140
      ],
      "new": [
        150,
        172.5,
        195
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.32119852114246505,
      "skill_importance": 0.08,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Active Damage: 100 (+10% AP) ⇒ 135 (+15% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Diana",
      "skill": "Rocketbelt haste: cast-frequency denominator",
      "old": [
        120
      ],
      "new": [
        110
      ],
      "metric": "cast_frequency",
      "category": "system",
      "relative_log_delta": -0.08701137698962981,
      "skill_importance": 0.16,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Ability Haste: 20 ⇒ 10",
      "effect_interpretation": "Ability-haste denominator 120→110 lowers cast frequency. Negative favorable-direction log delta; fixes the frozen V2 sign.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Diana",
      "skill": "Rocketbelt active damage AP 100/250/400",
      "old": [
        110,
        125,
        140
      ],
      "new": [
        150,
        172.5,
        195
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.32119852114246505,
      "skill_importance": 0.08,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Active Damage: 100 (+10% AP) ⇒ 135 (+15% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Akali",
      "skill": "Rocketbelt haste: cast-frequency denominator",
      "old": [
        120
      ],
      "new": [
        110
      ],
      "metric": "cast_frequency",
      "category": "system",
      "relative_log_delta": -0.08701137698962981,
      "skill_importance": 0.16,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Ability Haste: 20 ⇒ 10",
      "effect_interpretation": "Ability-haste denominator 120→110 lowers cast frequency. Negative favorable-direction log delta; fixes the frozen V2 sign.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Akali",
      "skill": "Rocketbelt active damage AP 100/250/400",
      "old": [
        110,
        125,
        140
      ],
      "new": [
        150,
        172.5,
        195
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.32119852114246505,
      "skill_importance": 0.08,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Active Damage: 100 (+10% AP) ⇒ 135 (+15% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Galio",
      "skill": "Rocketbelt haste: cast-frequency denominator",
      "old": [
        120
      ],
      "new": [
        110
      ],
      "metric": "cast_frequency",
      "category": "system",
      "relative_log_delta": -0.08701137698962981,
      "skill_importance": 0.16,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Ability Haste: 20 ⇒ 10",
      "effect_interpretation": "Ability-haste denominator 120→110 lowers cast frequency. Negative favorable-direction log delta; fixes the frozen V2 sign.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Galio",
      "skill": "Rocketbelt active damage AP 100/250/400",
      "old": [
        110,
        125,
        140
      ],
      "new": [
        150,
        172.5,
        195
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.32119852114246505,
      "skill_importance": 0.08,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Active Damage: 100 (+10% AP) ⇒ 135 (+15% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Ekko",
      "skill": "Rocketbelt haste: cast-frequency denominator",
      "old": [
        120
      ],
      "new": [
        110
      ],
      "metric": "cast_frequency",
      "category": "system",
      "relative_log_delta": -0.08701137698962981,
      "skill_importance": 0.16,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Ability Haste: 20 ⇒ 10",
      "effect_interpretation": "Ability-haste denominator 120→110 lowers cast frequency. Negative favorable-direction log delta; fixes the frozen V2 sign.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Ekko",
      "skill": "Rocketbelt active damage AP 100/250/400",
      "old": [
        110,
        125,
        140
      ],
      "new": [
        150,
        172.5,
        195
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.32119852114246505,
      "skill_importance": 0.08,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Active Damage: 100 (+10% AP) ⇒ 135 (+15% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Sylas",
      "skill": "Rocketbelt haste: cast-frequency denominator",
      "old": [
        120
      ],
      "new": [
        110
      ],
      "metric": "cast_frequency",
      "category": "system",
      "relative_log_delta": -0.08701137698962981,
      "skill_importance": 0.16,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Ability Haste: 20 ⇒ 10",
      "effect_interpretation": "Ability-haste denominator 120→110 lowers cast frequency. Negative favorable-direction log delta; fixes the frozen V2 sign.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Sylas",
      "skill": "Rocketbelt active damage AP 100/250/400",
      "old": [
        110,
        125,
        140
      ],
      "new": [
        150,
        172.5,
        195
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.32119852114246505,
      "skill_importance": 0.08,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Active Damage: 100 (+10% AP) ⇒ 135 (+15% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Gragas",
      "skill": "Rocketbelt haste: cast-frequency denominator",
      "old": [
        120
      ],
      "new": [
        110
      ],
      "metric": "cast_frequency",
      "category": "system",
      "relative_log_delta": -0.08701137698962981,
      "skill_importance": 0.16,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Ability Haste: 20 ⇒ 10",
      "effect_interpretation": "Ability-haste denominator 120→110 lowers cast frequency. Negative favorable-direction log delta; fixes the frozen V2 sign.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Gragas",
      "skill": "Rocketbelt active damage AP 100/250/400",
      "old": [
        110,
        125,
        140
      ],
      "new": [
        150,
        172.5,
        195
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.32119852114246505,
      "skill_importance": 0.08,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Active Damage: 100 (+10% AP) ⇒ 135 (+15% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Annie",
      "skill": "Rocketbelt haste: cast-frequency denominator",
      "old": [
        120
      ],
      "new": [
        110
      ],
      "metric": "cast_frequency",
      "category": "system",
      "relative_log_delta": -0.08701137698962981,
      "skill_importance": 0.16,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Ability Haste: 20 ⇒ 10",
      "effect_interpretation": "Ability-haste denominator 120→110 lowers cast frequency. Negative favorable-direction log delta; fixes the frozen V2 sign.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Annie",
      "skill": "Rocketbelt active damage AP 100/250/400",
      "old": [
        110,
        125,
        140
      ],
      "new": [
        150,
        172.5,
        195
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.32119852114246505,
      "skill_importance": 0.08,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Active Damage: 100 (+10% AP) ⇒ 135 (+15% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Lissandra",
      "skill": "Rocketbelt haste: cast-frequency denominator",
      "old": [
        120
      ],
      "new": [
        110
      ],
      "metric": "cast_frequency",
      "category": "system",
      "relative_log_delta": -0.08701137698962981,
      "skill_importance": 0.16,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Ability Haste: 20 ⇒ 10",
      "effect_interpretation": "Ability-haste denominator 120→110 lowers cast frequency. Negative favorable-direction log delta; fixes the frozen V2 sign.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Lissandra",
      "skill": "Rocketbelt active damage AP 100/250/400",
      "old": [
        110,
        125,
        140
      ],
      "new": [
        150,
        172.5,
        195
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.32119852114246505,
      "skill_importance": 0.08,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Active Damage: 100 (+10% AP) ⇒ 135 (+15% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Vladimir",
      "skill": "Rocketbelt haste: cast-frequency denominator",
      "old": [
        120
      ],
      "new": [
        110
      ],
      "metric": "cast_frequency",
      "category": "system",
      "relative_log_delta": -0.08701137698962981,
      "skill_importance": 0.16,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Ability Haste: 20 ⇒ 10",
      "effect_interpretation": "Ability-haste denominator 120→110 lowers cast frequency. Negative favorable-direction log delta; fixes the frozen V2 sign.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Vladimir",
      "skill": "Rocketbelt active damage AP 100/250/400",
      "old": [
        110,
        125,
        140
      ],
      "new": [
        150,
        172.5,
        195
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.32119852114246505,
      "skill_importance": 0.08,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Active Damage: 100 (+10% AP) ⇒ 135 (+15% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Rumble",
      "skill": "Rocketbelt haste: cast-frequency denominator",
      "old": [
        120
      ],
      "new": [
        110
      ],
      "metric": "cast_frequency",
      "category": "system",
      "relative_log_delta": -0.08701137698962981,
      "skill_importance": 0.16,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Ability Haste: 20 ⇒ 10",
      "effect_interpretation": "Ability-haste denominator 120→110 lowers cast frequency. Negative favorable-direction log delta; fixes the frozen V2 sign.",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Rumble",
      "skill": "Rocketbelt active damage AP 100/250/400",
      "old": [
        110,
        125,
        140
      ],
      "new": [
        150,
        172.5,
        195
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": 0.32119852114246505,
      "skill_importance": 0.08,
      "role_relevance": {
        "top": 0.8,
        "mid": 1,
        "jng": 0.5,
        "sup": 0.3
      },
      "evidence": "Active Damage: 100 (+10% AP) ⇒ 135 (+15% AP)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Ashe",
      "skill": "Runaan bolt AD",
      "old": [
        65
      ],
      "new": [
        60
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.08004270767353637,
      "skill_importance": 0.15,
      "role_relevance": {
        "bot": 1
      },
      "evidence": "Attack Damage per Bolt: 65% ⇒ 60%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Jinx",
      "skill": "Runaan bolt AD",
      "old": [
        65
      ],
      "new": [
        60
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.08004270767353637,
      "skill_importance": 0.15,
      "role_relevance": {
        "bot": 1
      },
      "evidence": "Attack Damage per Bolt: 65% ⇒ 60%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Kalista",
      "skill": "Runaan bolt AD",
      "old": [
        65
      ],
      "new": [
        60
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.08004270767353637,
      "skill_importance": 0.15,
      "role_relevance": {
        "bot": 1
      },
      "evidence": "Attack Damage per Bolt: 65% ⇒ 60%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Kog'Maw",
      "skill": "Runaan bolt AD",
      "old": [
        65
      ],
      "new": [
        60
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.08004270767353637,
      "skill_importance": 0.15,
      "role_relevance": {
        "bot": 1
      },
      "evidence": "Attack Damage per Bolt: 65% ⇒ 60%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Twitch",
      "skill": "Runaan bolt AD",
      "old": [
        65
      ],
      "new": [
        60
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.08004270767353637,
      "skill_importance": 0.15,
      "role_relevance": {
        "bot": 1
      },
      "evidence": "Attack Damage per Bolt: 65% ⇒ 60%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Varus",
      "skill": "Runaan bolt AD",
      "old": [
        65
      ],
      "new": [
        60
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.08004270767353637,
      "skill_importance": 0.15,
      "role_relevance": {
        "bot": 1
      },
      "evidence": "Attack Damage per Bolt: 65% ⇒ 60%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Zeri",
      "skill": "Runaan bolt AD",
      "old": [
        65
      ],
      "new": [
        60
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.08004270767353637,
      "skill_importance": 0.15,
      "role_relevance": {
        "bot": 1
      },
      "evidence": "Attack Damage per Bolt: 65% ⇒ 60%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Yunara",
      "skill": "Runaan bolt AD",
      "old": [
        65
      ],
      "new": [
        60
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.08004270767353637,
      "skill_importance": 0.15,
      "role_relevance": {
        "bot": 1
      },
      "evidence": "Attack Damage per Bolt: 65% ⇒ 60%",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Varus",
      "skill": "Ranged Hexplate total AS multiplier",
      "old": [
        1.35
      ],
      "new": [
        1.25
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.07696104113612844,
      "skill_importance": 0.25,
      "role_relevance": {
        "top": 1,
        "bot": 0.3
      },
      "evidence": "Ranged Mod: 70% of Value (35% Attack Speed, 14% Move Speed) ⇒ 50% of Value (25% Attack Speed, 10% Move Speed)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Varus",
      "skill": "Ranged Hexplate total movement multiplier",
      "old": [
        1.14
      ],
      "new": [
        1.1
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.035718082602079114,
      "skill_importance": 0.2,
      "role_relevance": {
        "top": 1,
        "bot": 0.3
      },
      "evidence": "Ranged Mod: 70% of Value (35% Attack Speed, 14% Move Speed) ⇒ 50% of Value (25% Attack Speed, 10% Move Speed)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Vayne",
      "skill": "Ranged Hexplate total AS multiplier",
      "old": [
        1.35
      ],
      "new": [
        1.25
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.07696104113612844,
      "skill_importance": 0.25,
      "role_relevance": {
        "top": 1,
        "bot": 0.3
      },
      "evidence": "Ranged Mod: 70% of Value (35% Attack Speed, 14% Move Speed) ⇒ 50% of Value (25% Attack Speed, 10% Move Speed)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Vayne",
      "skill": "Ranged Hexplate total movement multiplier",
      "old": [
        1.14
      ],
      "new": [
        1.1
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.035718082602079114,
      "skill_importance": 0.2,
      "role_relevance": {
        "top": 1,
        "bot": 0.3
      },
      "evidence": "Ranged Mod: 70% of Value (35% Attack Speed, 14% Move Speed) ⇒ 50% of Value (25% Attack Speed, 10% Move Speed)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Ashe",
      "skill": "Ranged Hexplate total AS multiplier",
      "old": [
        1.35
      ],
      "new": [
        1.25
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.07696104113612844,
      "skill_importance": 0.25,
      "role_relevance": {
        "top": 1,
        "bot": 0.3
      },
      "evidence": "Ranged Mod: 70% of Value (35% Attack Speed, 14% Move Speed) ⇒ 50% of Value (25% Attack Speed, 10% Move Speed)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Ashe",
      "skill": "Ranged Hexplate total movement multiplier",
      "old": [
        1.14
      ],
      "new": [
        1.1
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.035718082602079114,
      "skill_importance": 0.2,
      "role_relevance": {
        "top": 1,
        "bot": 0.3
      },
      "evidence": "Ranged Mod: 70% of Value (35% Attack Speed, 14% Move Speed) ⇒ 50% of Value (25% Attack Speed, 10% Move Speed)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Kalista",
      "skill": "Ranged Hexplate total AS multiplier",
      "old": [
        1.35
      ],
      "new": [
        1.25
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.07696104113612844,
      "skill_importance": 0.25,
      "role_relevance": {
        "top": 1,
        "bot": 0.3
      },
      "evidence": "Ranged Mod: 70% of Value (35% Attack Speed, 14% Move Speed) ⇒ 50% of Value (25% Attack Speed, 10% Move Speed)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    },
    {
      "patch": 20,
      "champion": "Kalista",
      "skill": "Ranged Hexplate total movement multiplier",
      "old": [
        1.14
      ],
      "new": [
        1.1
      ],
      "metric": "damage",
      "category": "system",
      "relative_log_delta": -0.035718082602079114,
      "skill_importance": 0.2,
      "role_relevance": {
        "top": 1,
        "bot": 0.3
      },
      "evidence": "Ranged Mod: 70% of Value (35% Attack Speed, 14% Move Speed) ⇒ 50% of Value (25% Attack Speed, 10% Move Speed)",
      "effect_interpretation": "",
      "source_url": "https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/",
      "source_published_utc": "2026-10-06T18:00:00+00:00"
    }
  ],
  "scoring": "mean signed log(new/old) times skill importance times role relevance; lower cost/cooldown is positive. Mechanisms and item exposure are explicit priors, never fit to Worlds outcomes.",
  "excluded_modes": [
    "Classic",
    "Arena",
    "ARAM",
    "Mayhem"
  ],
  "scope": "All main Summoners Rift champion balance entries in official 26.19 and 26.20; selected item/teleport exposures; cosmetic/client/bugfix entries unscored.",
  "uncertainty": "Combat-stat samples, ability importance, evolution/item exposure and mechanism magnitude are assumptions. Official numeric facts are fixed; numerical and mechanism sensitivity scenarios are saved.",
  "encoding_version": "v3: corrected Rocketbelt haste direction; all other patch facts/importance/role priors preserved"
}