Call of Duty 4: Modern Warfare
6.4 hrs last two weeks / 16.3 hrs on record
Left 4 Dead 2
6.1 hrs last two weeks / 6.1 hrs on record
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Counter-Strike: Source
1.2 hrs last two weeks / 383.7 hrs on record
Day of Defeat: Source
0.6 hrs on record
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Half-Life 2: Deathmatch
0.5 hrs on record
Half-Life 2: Lost Coast
Left 4 Dead
21.7 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
