League of Legends Patch 10.15 official notes are here: Aphelios nerfs and Gragas buffs - Inven Global
League of Legends Patch 13.3 Preview: Buffs and Nerfs
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League of Legends patch 13.3 notes: Kassadin joins nerfed champions, Pantheon, Thresh, and Pyke receive lesser buffs β Escorenews
LoL Patch 12.12 All Buffs and Nerfs | EarlyGame
League of Legends: Wild Rift - Mid-patch updates are in! We've tuned some champions (looking at you, Blitz π), adjusted a few items, and nerfed Smite for laners (sorry, not sorry). Check
League of Legends Patch 12.17 Notes: Buffs, Nerfs, and Release Date - GameRiv
Patch 11.22 brings Graves nerfs, Akali buffs, Into The Arcane - WIN.gg
NEW PATCH 13.5 is 100% MENTAL! - LEAKED CHAMPION BUFFS and NERFS - LoL Guide - YouTube