Left 4 Dead 2
19 hrs last two weeks / 19 hrs on record
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Counter-Strike: Source
Dawn of War: Dark Crusade
Dawn of War: Soulstorm
Defense Grid: The Awakening
0 hrs on record
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Empire: Total War
3 hrs on record
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EVE Online: Apocrypha
Garry's Mod
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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: Source
Half-Life Deathmatch: Source
Left 4 Dead
7 hrs on record
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Left 4 Dead 2 Demo
4 hrs on record
Left 4 Dead Authoring Tools
Plants vs. Zombies
11 hrs on record
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Portal
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Source SDK
Team Fortress 2
3 hrs on record
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Warhammer® 40,000™: Dawn of War® II
6 hrs on record
World of Goo
1 hrs on record
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