Team Fortress 2
2.9 hrs last two weeks / 28.6 hrs on record
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Killing Floor
1.6 hrs last two weeks / 4.7 hrs on record
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Bioshock
Commander Keen Complete Pack
Commandos 2: Men of Courage
Commandos 3: Destination Berlin
Commandos: Behind Enemy Lines
Commandos: Beyond the Call of Duty
Commandos: Strike Force
Company of Heroes
Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
Counter-Strike: Source
Dangerous Waters
4.2 hrs on record
Darkest Hour
Dark Messiah Might and Magic Multi-Player
Dark Messiah Might and Magic Single Player
Day of Defeat
Day of Defeat: Source
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Deathmatch Classic
Doom 2
Doom 3
Doom 3: Resurrection of Evil
Eets
Empire: Total War
4.4 hrs on record
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Final Doom
Garry's Mod
6.1 hrs on record
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Ghost Recon Advanced Warfighter
Gravitron 2
0.3 hrs on record
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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
Heretic: Shadow of the Serpent Riders
Hexen
Hexen 2
Hexen: Deathkings of the Dark Citadel
I-Fluid
0.2 hrs on record
Iron Warriors
Killing Floor Mod: Defence Alliance 2
Killing Floor SDK
Left 4 Dead
5.1 hrs on record
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Left 4 Dead Authoring Tools
Mare Nostrum
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Mare Nostrum Dedicated Server
Master Levels of Doom II
Monkey Island Special Edition
6.9 hrs on record
Multiwinia
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Penumbra: Black Plague
Penumbra: Overture
4.1 hrs on record
Penumbra: Requiem
Portal
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Psychonauts
Quake
Quake 3 Arena
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
Red Orchestra
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Return to Castle Wolfenstein
Ricochet
Sid Meier's Civilization IV
Sniper Elite
3.8 hrs on record
Source SDK
SpaceForce: Rogue Universe
Spear of Destiny
Team Fortress Classic
Threadspace: Hyperbol
Tom Clancy's EndWar
1.3 hrs on record
Trials 2 Second Edition
0.7 hrs on record
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Ultimate Doom
Unreal Gold
Unreal II: The Awakening
Unreal Tournament
0.4 hrs on record
Unreal Tournament 3 Black
17 hrs on record
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Unreal Tournament 2004
2.9 hrs on record
Uplink
Vampire: The Masquerade - Bloodlines
Wolfenstein 3D
X3: Reunion
3 hrs on record
