Grand Theft Auto IV
3.5 hrs last two weeks / 3.5 hrs on record
Chronicles of Riddick: Assault on Dark Athena
9.9 hrs on record
Counter-Strike: Source
Darkest Hour
37.7 hrs on record
Day of Defeat: Source
View statsView global gameplay stats
Half-Life 2
Half-Life 2: Deathmatch
Half-Life 2: Episode One
Half-Life 2: Lost Coast
Half-Life Deathmatch: Source
Killing Floor
6.8 hrs on record
View statsView global gameplay stats
Killing Floor Mod: Defence Alliance 2
Killing Floor SDK
Left 4 Dead
11.2 hrs on record
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Left 4 Dead Authoring Tools
Mare Nostrum
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Mare Nostrum Dedicated Server
Mirror's Edge
6.6 hrs on record
Red Orchestra
5.7 hrs on record
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SiN Episodes: Emergence
Source SDK
