Users Playing this game are also playing:

Half-Life 2
Half-Life 2
Team Fortress 2
Team Fortress 2
The Orange Box
The Orange Box
Half-Life: Opposing Force
Half-Life: Opposing Force
Counter-Strike: Source
Counter-Strike: Source

Users who own this game also own:

Portal
Portal
Half-Life 2: Episode One
Half-Life 2: Episode One
The Elder Scrolls V: Skyrim
The Elder Scrolls V: Skyrim
Portal 2
Portal 2
Half-Life 2: Episode Two
Half-Life 2: Episode Two

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Max Payne
Max Payne
Grand Theft Auto: San Andreas
Grand Theft Auto: San Andreas
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Grand Theft Auto: Vice City
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Super Mario World
BioShock
BioShock