Batman: Arkham Asylum
7.6 hrs last two weeks / 7.7 hrs on record
Left 4 Dead 2
5.9 hrs last two weeks / 17.5 hrs on record
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Audiosurf
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Batman: Arkham Asylum - License Revoking Tool
Counter-Strike
Counter-Strike: Source
Dark Messiah Might and Magic Multi-Player
Dark Messiah Might and Magic Single Player
Day of Defeat
Deathmatch Classic
Defcon
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
Half-Life Deathmatch: Source
Left 4 Dead
90.2 hrs on record
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Left 4 Dead Authoring Tools
Lumines
0.1 hrs on record
Plants vs. Zombies
25.2 hrs on record
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Portal
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Ricochet
Source SDK
Team Fortress 2
1.7 hrs on record
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