Left 4 Dead
0.7 hrs last two weeks / 688.1 hrs on record
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Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
Counter-Strike: Source
Day of Defeat
Day of Defeat: Source
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Deathmatch Classic
Half-Life
Half-Life 2
333.7 hrs on record
Half-Life 2: Deathmatch
Half-Life 2: Episode One
Half-Life 2: Episode Two
1.3 hrs on record
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Half-Life 2: Lost Coast
Half-Life: Blue Shift
Half-Life: Opposing Force
Half-Life: Source
Half-Life Deathmatch: Source
Killing Floor
2.8 hrs on record
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Killing Floor Mod: Defence Alliance 2
Killing Floor SDK
0.1 hrs on record
Left 4 Dead Authoring Tools
240.3 hrs on record
Portal
1.2 hrs on record
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Ricochet
Source SDK
437.6 hrs on record
STALKER: Shadow of Chernobyl
Team Fortress 2
1.1 hrs on record
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