Left 4 Dead
15.3 hrs last two weeks / 315 hrs on record
View statsView global gameplay stats
Left 4 Dead Authoring Tools
11.9 hrs last two weeks / 116 hrs on record
Counter-Strike: Source
3.5 hrs last two weeks / 50 hrs on record
DiRT 2
2.6 hrs last two weeks / 2.6 hrs on record
Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
Darwinia
Day of Defeat
Day of Defeat: Source
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Deathmatch Classic
Defcon
Half-Life
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
Half-Life: Blue Shift
Half-Life: Opposing Force
Half-Life: Source
2.9 hrs on record
Half-Life Deathmatch: Source
Portal
View statsView global gameplay stats
Rag Doll Kung Fu
Ricochet
SiN 1
SiN 1 Multiplayer
SiN Episodes: Emergence
Source SDK
1.6 hrs on record
Team Fortress 2
1.6 hrs on record
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Team Fortress Classic
Threadspace: Hyperbol
