Left 4 Dead 2
50.8 hrs last two weeks / 50.8 hrs on record
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Portal
0.5 hrs last two weeks / 0.5 hrs on record
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Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
Counter-Strike: Source
0.1 hrs on record
Day of Defeat
Deathmatch Classic
Half-Life
Half-Life 2
159.5 hrs on record
Half-Life 2: Deathmatch
0.5 hrs on record
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
Half-Life: Source
Half-Life Deathmatch: Source
Left 4 Dead
247.8 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
19.3 hrs on record
Ricochet
Source SDK
206.7 hrs on record
Team Fortress 2
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