| Date | Patch | New Champion | Other |
|---|---|---|---|
| October 29 2013 (Notes) |
V3.13 | Harrowing 2013: new summoner icons and wards and the return of several Limited Edition skins.  Sivir Visual Upgrade.  Heimerdinger kit rework.
| |
| October 1 2013 (Notes) |
V3.12 |  Garen Visual Upgrade. Various UI updates.
| |
| September 4 2013 (Notes) |
V3.11 | Undo shop button added. Crystal Scar and Twisted Treeline specific changes. Slight bug fixes. | |
| August 22 2013 (Notes) |
V3.10a | Champions and item balancing changes.  Phage changes.
| |
| July 30 2013 (Notes) |
V3.10 |  Master Yi rework.  Spectre's Cowl added.  Runic Bulwark removed.  Locket of the Iron Solari now builds out of  Aegis of the Legion. Jungle changes. Twisted Treeline item changes.
| |
| July 9 2013 (Notes) |
V3.9 | Champion balancing and changes. Minor UI changes and item changes. | |
| June 13 2013 (Notes) |
V3.8 | Champion balancing and changes. | |
| May 15 2013 (Notes) |
V3.7 | Custom item sets added. Loss of Control UI indicators added. Consistent visuals for Silence, Taunt, Stun, Fear and Suppress effects. | |
| April 30 2013 (Notes) |
V3.6 | Reworks for  Sejuani and  Trundle
| |
| April 9 2013 (Notes) |
V3.5 (Balance update) | General balance changes.  Karma buffs. Changes to some items.
| |
| March 28 2013 (Notes) |
V3.5 | Karma rework. Increases to turret damage.
| |
| March 19 2013 (Notes) |
V3.04 | Restricted chat mode available. Bugfixes to spectator mode and balance changes to items runes and champions | |
| March 1 2013 (Notes) |
V3.03 | General balance changes. The radial menu has been added. | |
| February 13 2013 (Notes) |
V3.02 | A new artwork for  Sona. General balance changes.
| |
| February 1 2013 (Notes) |
V3.01 | The new League System has arrived for ranked play!  Annie has received a Visual Upgrade. General balance changes.
|
| Date | Patch | New Champion | Other |
|---|---|---|---|
| January 16 2013 (Notes) |
V1.0.0.154 | General balance changes. Jungle monster changes. Remake of  The Lightbringer. Several item recipe changes. New HUD functionalities.
| |
| December 14 2012 (Notes) |
V1.0.0.153 | Snowdown Showdown 2012: holiday champion skins, ward skins, tentative introduction of the Gifting Center.  Nidalee Visual Upgrade. Balance changes.
| |
| December 4 2012 (Notes) |
V1.0.0.152 | Preseason 3 patch. Remake, removal and addition of several items. Jungle and mastery remake. Addition of Boot Enchantments. New splash arts for  Brand,  LeBlanc, Master Yi and  Mordekaiser
|
