Left 4 Dead
0.2 hrs last two weeks / 78.8 hrs on record
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Commander Keen Complete Pack
Counter-Strike: Source
Dark Messiah Might and Magic Multi-Player
Dark Messiah Might and Magic Single Player
3 hrs on record
Day of Defeat: Source
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Doom 2
Doom 3
0.2 hrs on record
Doom 3: Resurrection of Evil
0.1 hrs on record
Final Doom
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
Left 4 Dead Authoring Tools
Master Levels of Doom II
Portal
0.4 hrs on record
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Quake
Quake 3 Arena
0.3 hrs on record
Quake 3 Team Arena
Quake II
6.3 hrs on record
Quake II: Ground Zero
Quake II: The Reckoning
Quake Mission Pack 1: Scourge of Armagon
0.1 hrs on record
Quake Mission Pack 2: Dissolution of Eternity
Return to Castle Wolfenstein
0.1 hrs on record
Source SDK
Spear of Destiny
Team Fortress 2
69.2 hrs on record
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Team Fortress Classic
Titan Quest
Titan Quest: Immortal Throne
10.9 hrs on record
Ultimate Doom
Warhammer® 40,000™: Dawn of War® II
33.5 hrs on record
