Team Fortress 2
39.3 hrs last two weeks / 612.4 hrs on record
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Left 4 Dead 2
9.6 hrs last two weeks / 35.4 hrs on record
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Killing Floor
4.7 hrs last two weeks / 29 hrs on record
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Day of Defeat: Source
3.5 hrs last two weeks / 3.5 hrs on record
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Counter-Strike: Source
2 hrs last two weeks / 6 hrs on record
Batman: Arkham Asylum
1.5 hrs last two weeks / 1.5 hrs on record
Doom 3
1.2 hrs last two weeks / 1.2 hrs on record
Serious Sam HD: The First Encounter
1.1 hrs last two weeks / 1.1 hrs on record
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Audiosurf
0.7 hrs last two weeks / 5.5 hrs on record
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Quake
0.2 hrs last two weeks / 0.2 hrs on record
Batman: Arkham Asylum - License Revoking Tool
Commander Keen Complete Pack
Condition Zero
Condition Zero Deleted Scenes
Counter-Strike
Dark Messiah Might and Magic Multi-Player
Dark Messiah Might and Magic Single Player
Day of Defeat
Deathmatch Classic
Devil May Cry 3 Special Edition
0.5 hrs on record
Doom 2
Doom 3: Resurrection of Evil
Final Doom
Garry's Mod
32.4 hrs on record
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Half-Life
14.1 hrs on record
Half-Life 2
29.1 hrs on record
Half-Life 2: Deathmatch
1.4 hrs on record
Half-Life 2: Episode One
3.6 hrs on record
Half-Life 2: Episode Two
20.2 hrs on record
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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
Killing Floor Mod: Defence Alliance 2
Killing Floor SDK
Left 4 Dead
50.4 hrs on record
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Left 4 Dead 2 Add-on Support
Left 4 Dead 2 Authoring Tools
Left 4 Dead 2 Demo
3.4 hrs on record
Left 4 Dead Authoring Tools
16.5 hrs on record
Master Levels of Doom II
Portal
2.2 hrs on record
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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
Return to Castle Wolfenstein
Ricochet
Sam and Max Episode 1
Sam and Max Episode 2
Sam and Max Episode 3
Shattered Horizon
0.4 hrs on record
Source SDK
39.1 hrs on record
Spear of Destiny
Team Fortress Classic
Ultimate Doom
