Left 4 Dead 2
8 hrs last two weeks / 33.9 hrs on record
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Braid
0.6 hrs last two weeks / 0.6 hrs on record
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Counter-Strike: Source
0.6 hrs last two weeks / 110.2 hrs on record
Assassin's Creed
Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
Day of Defeat: Source
11.9 hrs on record
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Defense Grid: The Awakening
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Garry's Mod
2.1 hrs on record
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Grand Theft Auto IV
Half-Life
Half-Life 2
Half-Life 2: Deathmatch
0.3 hrs on record
Half-Life 2: Episode One
Half-Life 2: Episode Two
5.1 hrs on record
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Half-Life 2: Lost Coast
Half-Life Deathmatch: Source
Indigo Prophecy
Left 4 Dead
96.6 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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Rag Doll Kung Fu
Source SDK
STALKER: Shadow of Chernobyl
Team Fortress 2
11.8 hrs on record
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