Left 4 Dead
10 hrs last two weeks / 428 hrs on record
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Left 4 Dead 2
8 hrs last two weeks / 19 hrs on record
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Counter-Strike
1 hrs last two weeks / 68 hrs on record
Condition Zero
Condition Zero Deleted Scenes
Counter-Strike: Source
Day of Defeat
Deathmatch Classic
Half-Life
0 hrs on record
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
Left 4 Dead Authoring Tools
Mass Effect
4 hrs on record
Mirror's Edge
Portal
1 hrs on record
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Ricochet
Source SDK
Team Fortress 2
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