| Date | Patch | New Champion | Other |
|---|---|---|---|
| November 2 2022 [1] |
V12.21 |  Neon Strata 2022 skins. Various balance changes.
| |
| October 19 2022 [2] |
V12.20 | 2022  Tales from the Rift skins. Various balance changes.
| |
| October 5 2022 [3] |
V12.19 |  Spirit Blossom 2022 skins.  Syndra Gameplay Update.  Blitzcrank changes.  Janna VFX Update. Various balance changes.
| |
| September 21 2022 [4] |
V12.18 |  Fright Night skins. Worlds 2022 event:  Worlds 2022 Azir skin. Various balance changes.
| |
| September 8 2022 [5] |
V12.17 | Zenith Games skins.  King Viego skin. Various balance changes.
| |
| August 24 2022 [6] |
V12.16 |  Steel Valkyries skins. Champion Update:  Udyr.  Fizz VFX Update. Various balance changes.
| |
| August 10 2022 [7] |
V12.15 |  Monster Tamers skins. Various balance changes.
| |
| July 27 2022 [8] |
V12.14 |  Star Guardian 2022 skins. Various balance changes.
| |
| July 13 2022 [9] |
V12.13 |  Sivir Mid-Scope Update. Star Guardian 2022 skins. Various balance changes.
| |
| June 23 2022 [10] |
V12.12 |  Snow Moon skins.  Ashen Knights skin. Various balance changes.
| |
| June 8 2022 [11] |
V12.11 |  Ocean Song skins. Champion Durability Update follow up. Various balance changes.
| |
| May 25 2022 [12] |
V12.10 |  High Noon skins.  Nami &  Twisted Fate VFX Update. Champion Durability Update. Pride 2022 Cosmetics. Various balance changes.
| |
| May 11 2022 [13] |
V12.9 |  2021 World Championship Winner skins. 2022 High Noon skins.  Olaf &  Taliyah Gameplay Updates. Various balance changes.
| |
| April 27 2022 [14] |
V12.8 |  Eclipse 2022 skins.  Swain Gameplay Update. Various balance changes.
| |
| April 13 2022 [15] |
V12.7 | 2022 Arcana skins.  Leona,  Orianna &  Shaco VFX Update. Various balance changes.
| |
| March 30 2022 [16] |
V12.6 |  Anima Squad skins. Mythic Content Overhaul.  Rengar Gameplay Update. New rune:  Treasure Hunter. Removed rune:  Ravenous Hunter. Various balance changes.
| |
| March 2 2022 [17] |
V12.5 |  Bees! 2022 skins.  Elise VFX Update. Mythic Content Overhaul Preparation.  Master Yi and  Seraphine changes. Various balance changes.
| |
| February 16 2022 [18] |
V12.4 | Shockblade skins. New skins:  Firelight Ekko &  Prestige Brave Phoenix Xayah.  Zeri changes. Support items and bounties changes. ARAM balance change. Various balance changes.
| |
| February 2 2022 [19] |
V12.3 | 2022  Crystal Rose skins.  Ahri Gameplay Update.  Vel'Koz VFX Update. Fighter items changes. Various balance changes.
| |
| January 20 2022 [20] |
V12.2 | 2022 Lunar Revel skins. Firecracker skins.  Porcelain skins.  Sona &  Vayne VFX Updates. Various balance changes.
| |
| January 5 2022 [21] |
V12.1 | Elderwood 2022 skins. Start of Season Twelve. Various balance changes.
|
| Date | Patch | New Champion | Other |
|---|---|---|---|
| December 8 2021 [22] |
V11.24 |  Debonair 2021 skins. Legendary skin:  Debonair Zed.  Varus VFX update. ARAM changes. Various balance changes.
| |
| November 17 2021 [23] |
V11.23 | Preseason 2022: Art & Sustainability Update:  Caitlyn.  Cafe Cuties skins.  Arcane skins. New Objective Bounties. New  Chemtech and  Hextech Drakes. Item and Runes changes. Return of Ultimate Spellbook. Various balance changes.
|