Date Patch New Champion Other
September 14
2011
(Notes)
V1.0.0.125 RivenSquare Riven,the Exile End of Season One
August 24
2011
(Notes)
V1.0.0.124 TalonSquare Talon,the Blade's Shadow
August 9
2011
(Notes)
V1.0.0.123 SkarnerSquare Skarner,the Crystal Vanguard
July 26
2011
(Notes)
V1.0.0.122 WukongSquare Wukong,the Monkey King KayleSquare Kayle and TryndamereSquare Tryndamere reworks.
July 8
2011
(Notes)
V1.0.0.121 LeonaSquare Leona,the Radiant Dawn
June 22
2011
(Notes)
V1.0.0.120 YorickSquare Yorick,Shepherd of Souls

Several changes to compatibility with absorption shields. KayleSquare Kayle Animations and sound effects updated. MorganaSquare Morgana art overhaul.

June 1
2011
(Notes)
V1.0.0.119 OriannaSquare Orianna,the Lady of Clockwork Art overhaul for KassadinSquare Kassadin, TaricSquare Taric, Twisted FateSquare Twisted Fate and VayneSquare Vayne.
May 24
2011
(Notes)
V1.0.0.118b Addition of Mastery system
May 10
2011
(Notes)
V1.0.0.118 VayneSquare Vayne,the Night Hunter Introduction of the Tenacity stat: Cloak and Dagger item Cloak and Dagger, Eleisa's Miracle item Eleisa's Miracle, and Moonflair Spellblade item Moonflair Spellblade.
April 26
2011
(Notes)
V1.0.0.116 RumbleSquare Rumble,the Mechanized Menace AlistarSquare Alistar, FiddlesticksSquare Fiddlesticks, and GangplankSquare Gangplank remakes.
April 12
2011
(Notes)
V1.0.0.115 BrandSquare Brand,the Burning Vengeance SivirSquare Sivir art overhaul.
March 29
2011
(Notes)
V1.0.0.114 Lee SinSquare Lee Sin,the Blind Monk
March 15
2011
(Notes)
V1.0.0.113 NocturneSquare Nocturne,the Eternal Nightmare SonaSquare Sona rework.
March 1
2011
(Notes)
V1.0.0.112 Jarvan IVSquare Jarvan IV,the Exemplar of Demacia Various death, minion and turret changes.
February 16
2011
(Notes)
V1.0.0.111 MaokaiSquare Maokai,the Twisted Treant Morello's Evil Tome item Morello's Evil Tome, RyzeSquare Ryze remake, addition of Co-op vs AI mode, XP/IP rate changes.
February 1
2011
(Notes)
V1.0.0.110 KarmaSquare Karma,the Enlightened One Mana regeneration changes.
January 18
2011
(Notes)
V1.0.0.109 RenektonSquare Renekton,the Butcher of the Sands Critical and Dodge Chance system tweaked.
January 4
2011
(Notes)
V1.0.0.108 CaitlynSquare Caitlyn,the Sheriff of Piltover Ionian Boots of Lucidity item Ionian Boots of Lucidity, separation of Zhonya's Ring item Zhonya's Ring into: Zhonya's Hourglass item Zhonya's Hourglass and Rabadon's Deathcap item Rabadon's Deathcap.
December 14
2010
(Notes)
V1.0.0.107 CassiopeiaSquare Cassiopeia,the Serpent's Embrace 2010 Snowdown Showdown, Improvement of Leaver Buster system, and removal of Innervating Locket item Innervating Locket.
December 1
2010
(Notes)
V1.0.0.106 TrundleSquare Trundle,the Troll King
November 16
2010
(Notes)
V1.0.0.105 IreliaSquare Irelia,the Will of the Blades Hexdrinker item Hexdrinker added.
November 2
2010
(Notes)
V1.0.0.104 LeBlancSquare LeBlanc,the Deceiver MordekaiserSquare Mordekaiser rework and ranked gaming requirements changed.
October 19
2010
(Notes)
V1.0.0.103 LuxSquare Lux,the Lady of Luminosity Harrowing 2010 skins
October 5
2010
(Notes)
V1.0.0.102 SwainSquare Swain,the Master Tactician Solo ranked matchmaking improved.
September 21
2010
(Notes)
V1.0.0.101 SonaSquare Sona,Maven of the Strings Kindlegem item Kindlegem & Shurelya's Reverie item Shurelya's Reverie, matchmaking algorithm improved.
September 8
2010
(Notes)
V1.0.0.100 Miss FortuneSquare Miss Fortune,the Bounty Hunter Manamune item Manamune added.
August 24
2010
(Notes)
V1.0.0.99 UrgotSquare Urgot,the Dreadnought
August 10
2010
(Notes)
V1.0.0.98 GalioSquare Galio,the Colossus Matchmaking algorithm improved.
July 27
2010
(Notes)
V1.0.0.97 VladimirSquare Vladimir,the Crimson Reaper
July 13
2010
(Notes)
V1.0.0.96 Xin ZhaoSquare Xin Zhao,the Seneschal of Demacia Wriggle's Lantern item Wriggle's Lantern added. Beginning of Season One.
June 29
2010
(Notes)
V1.0.0.94(b) New Energy runes
June 24
2010
(Notes)
V1.0.0.94 OlafSquare Olaf,the Berserker
June 8
2010
(Notes)
V1.0.0.87 Kog'MawSquare Kog'Maw,the Mouth of the Abyss Needlessly Large Rod item Needlessly Large Rod added. KayleSquare Kayle rework.
June 1
2010
(Notes)
V1.0.0.86 MalzaharSquare Malzahar,the Prophet of the Void Added Bilgewater Cutlass item Bilgewater Cutlass, Hextech Revolver item Hextech Revolver, Hextech Gunblade item Hextech Gunblade & Will of the Ancients item Will of the Ancients. New Report-a-Player function.
May 11
2010
(Notes)
V1.0.0.85 AkaliSquare Akali,the Fist of Shadow
April 27
2010
(Notes)
V1.0.0.83 GarenSquare Garen,the Might of Demacia Added Youmuu's Ghostblade item Youmuu's Ghostblade and Randuin's Omen item Randuin's Omen. Matchmaking improved and new secondary assist system added.
April 8
2010
(Notes)
V1.0.0.82 KennenSquare Kennen,the Heart of the Tempest
March 24
2010
(Notes)
V1.0.0.81 ShenSquare Shen,the Eye of Twilight
March 16
2010
(Notes)
V1.0.0.79 EzrealSquare Ezreal,the Prodigal Explorer Twisted FateSquare Twisted Fate remake. New framerate normalization.
February 24
2010
(Notes)
V1.0.0.75 MordekaiserSquare Mordekaiser,the Iron Revenant
February 9
2010
(Notes)
V1.0.0.74 2010 Winter Games Celebration
February 2
2010
(Notes)
V1.0.0.72 PantheonSquare Pantheon,the Artisan of War
GragasSquare Gragas,the Rabble Rouser
January 13
2010
(Notes)
V1.0.0.70 PoppySquare Poppy,Keeper of the Hammer
December 17
2009
(Notes)
V1.0.0.63 NidaleeSquare Nidalee,the Bestial Huntress
December 2
2009
(Notes)
V1.0.0.61 UdyrSquare Udyr,the Spirit Walker Deathfire Grasp item Deathfire Grasp (re-added). Added Haunting Guise item Haunting Guise, Leviathan item Leviathan, Quicksilver Sash item Quicksilver Sash, Sword of the Divine item Sword of the Divine, and Sword of the Occult item Sword of the Occult.
November 20
2009
(Notes)
V1.0.0.58 Riot Store enabled
November 11
2009
(Notes)
V1.0.0.52 Help System added.
October 21
2009
(Notes)
V1.0.0.32 Open Beta Launch, Twisted Treeline added.