Team Fortress 2
43.9 hrs last two weeks / 843.1 hrs on record
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Sid Meier's Pirates!
1.1 hrs last two weeks / 6.1 hrs on record
Audiosurf
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Bioshock
Braid
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CivCity: Rome
Commander Keen Complete Pack
Counter-Strike: Source
Defense Grid: The Awakening
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Doom 2
Doom 3
Doom 3: Resurrection of Evil
Fallout 3
Final Doom
Freedom Force
Freedom Force vs. the 3rd Reich
Geometry Wars
Half-Life 2
Half-Life 2: Deathmatch
Half-Life 2: Episode One
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
Hinterland
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Left 4 Dead
2.4 hrs on record
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Left 4 Dead Authoring Tools
Master Levels of Doom II
Medieval II: Total War
Monkey Island Special Edition
Ninja Reflex: Steamworks Edition
0.2 hrs on record
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Peggle Deluxe
Portal
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Prey
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
Railroad Tycoon 2: Platinum
Railroad Tycoon 3
Return to Castle Wolfenstein
Shattered Union
Sid Meier's Civilization III: Complete
Sid Meier's Civilization IV
Sid Meier's Civilization IV: Beyond the Sword
Sid Meier's Civilization IV: Colonization
Sid Meier's Civilization IV: Warlords
Sid Meier's Railroads
Source SDK
Spear of Destiny
STALKER: Shadow of Chernobyl
Starwars: Knights of The Old Republic
The Witcher: Enhanced Edition
Ultimate Doom
Wolfenstein 3D
X-Com: Apocalypse
X-Com: Enforcer
X-Com: Interceptor
X-COM: Terror from the Deep
