Serious Sam 2 - 1 key
McPixel - 1 key
DLC Quest - 1 key
The Binding of Isaac - 1 key
World of Goo - 1 key
Just Cause - 1 key
Sid Meier's Civilization V - 2 keys
Killing Floor - 2 keys
Resident Evil 5 - 2 keys
BioShock - 2 keys
Bioshock 2 - 2 keys
The Showdown Effect - 2 keys
Guns of Icarus Online Collectors Edition - 2 keys
Super Meat Boy - 2 keys
Garry's Mod - 2 keys
Terraria - 2 keys
Titan Quest Gold - 2 keys
Red Faction Guerrilla - 2 keys
Postal 2 Complete - 2 keys
Just Cause 2 - 2 keys
Renegade Ops - 2 keys
Half-Life 2 - 2 keys
Rock of Ages - 2 keys
Forge - Starter Pack - 2 keys
Audiosurf - 2 keys
Bastion - 2 keys
Magicka - 2 keys
Deus Ex: Human Revolution - 3 keys
Two Worlds II - 3 keys
Alan Wake Franchise - 3 keys
Dead Island GoTY - 3 keys
Serious Sam 3 - 3 keys
Sonic & All-Stars Racing Transformed - 3 keys
Dead Rising 2 - 3 keys
Dead Space 2 - 3 keys
Fallout Collection - 3 keys
Trine 2: Complete Story - 3 keys
Command & Conquer: Red Alert 3 - 3 keys
GRID - 3 keys
Batman Arkham Asylum GoTY - 3 keys
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Mass Effect Collection - (3 DOTA2/TF2 keys)
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Resident Evil™ 5 - (2 DOTA2/TF2 keys)
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Dead Space™ 2 - (2 DOTA2/TF2 keys)
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Super Street Fighter® IV Arcade Edition - (3 DOTA2/TF2 keys)
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Natural Selection 2 - (2.5 DOTA2/TF2 keys)
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Dungeon Siege Complete (Dungeon Siege 1-3, Dungeon Siege III: Treasures of the Sun) - (3 DOTA2/TF2 keys)
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Sid Meier's Civilization® V - (2 DOTA2/TF2 keys)
as title says...