Team Fortress 2
18.5 hrs last two weeks / 483.2 hrs on record
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Left 4 Dead 2
3.3 hrs last two weeks / 20.8 hrs on record
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Call of Duty 4: Modern Warfare
Champions Online
55.3 hrs on record
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Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
Counter-Strike: Source
Dark Messiah Might and Magic Multi-Player
Dark Messiah Might and Magic Single Player
1.1 hrs on record
Day of Defeat
Day of Defeat: Source
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Deathmatch Classic
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
Left 4 Dead
7.1 hrs on record
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Left 4 Dead 2 Add-on Support
Left 4 Dead 2 Authoring Tools
Left 4 Dead Authoring Tools
Portal
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Ricochet
Source SDK
