Bioshock
Commander Keen Complete Pack
Dead Space
Deus Ex: Game of the Year Edition
Deus Ex: Invisible War
Doom 2
Doom 3
Doom 3: Resurrection of Evil
Fallout
Fallout 2
Fallout Tactics
Final Doom
Garry's Mod
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Grand Theft Auto
Grand Theft Auto 2
Grand Theft Auto 3
Grand Theft Auto: San Andreas
Grand Theft Auto: Vice City
Grand Theft Auto IV
Half-Life 2
0.2 hrs on record
Half-Life 2: Episode One
0.6 hrs on record
Half-Life 2: Episode Two
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Half-Life 2: Lost Coast
Heretic: Shadow of the Serpent Riders
Hexen
Hexen 2
Hexen: Deathkings of the Dark Citadel
Left 4 Dead
8.8 hrs on record
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Left 4 Dead 2
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Left 4 Dead 2 Add-on Support
Left 4 Dead 2 Authoring Tools
Left 4 Dead Authoring Tools
Manhunt
Master Levels of Doom II
Max Payne
Max Payne 2: The Fall of Max Payne
Midnight Club 2
Penumbra: Black Plague
Penumbra: Overture
Penumbra: Requiem
1.9 hrs on record
Portal
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Psychonauts
9.9 hrs on record
Quake
Quake 3 Arena
Quake 3 Team Arena
Quake II
Quake II: Ground Zero
Quake II: The Reckoning
Quake Mission Pack 1: Scourge of Armagon
Quake Mission Pack 2: Dissolution of Eternity
Return to Castle Wolfenstein
Sam and Max Episode 1
Sam and Max Episode 2
Sam and Max Episode 3
Sam and Max Episode 5
Sam and Max Episode 6
Source SDK
Spear of Destiny
STALKER: Shadow of Chernobyl
Team Fortress 2
10.3 hrs on record
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Ultimate Doom
Wild Metal Country
