Team Fortress 2
72.1 hrs last two weeks / 774.9 hrs on record
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Team Fortress Classic
3.7 hrs last two weeks / 22.2 hrs on record
Killing Floor
0.4 hrs last two weeks / 24.1 hrs on record
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7 Wonders 2
7 Wonders: The Treasures of Seven
Audiosurf
1.2 hrs on record
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Borderlands
25.8 hrs on record
Chainz 2: Relinked
Company of Heroes
Company of Heroes: Opposing Fronts
Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
Counter-Strike: Source
Day of Defeat
Day of Defeat: Source
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Deathmatch Classic
Defense Grid: The Awakening
3 hrs on record
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Discovery! A Seek and Find Adventure
Droplitz
0.5 hrs on record
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Elf Bowling Hawaiian Vacation
Eufloria
7.7 hrs on record
Fallout 3
Gemsweeper
22.4 hrs on record
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: Source
Half-Life Deathmatch: Source
I-Fluid
Killing Floor Mod: Defence Alliance 2
Killing Floor SDK
Left 4 Dead
3.5 hrs on record
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Left 4 Dead Authoring Tools
Little Farm
Luxor
Luxor 2
Luxor 3
Luxor: Quest for the Afterlife
Luxor AR
Luxor Mahjong
Money Tree
Painkiller: Gold Edition
Penguins' Journey
Plants vs. Zombies
52.3 hrs on record
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Portal
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Quake
Quake 3 Arena
0.1 hrs on record
Quake 3 Team Arena
Quake II
Quake II: Ground Zero
Quake II: The Reckoning
Quake Mission Pack 1: Scourge of Armagon
Quake Mission Pack 2: Dissolution of Eternity
Reaxxion
Ricochet
S.T.A.L.K.E.R.: Clear Sky
Samantha Swift and the Golden Touch
Samantha Swift and the Hidden Roses of Athena
Source SDK
Street Fighter IV
2.5 hrs on record
The Office
Titan Quest
Titan Quest: Immortal Throne
Tomb Raider: Legend
Windosill
2 hrs on record
World of Goo
0.6 hrs on record
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Zombie Bowl-O-Rama
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