Users Playing this game are also playing:

Half-Life
Half-Life
Team Fortress 2
Team Fortress 2
Portal
Portal
The Orange Box
The Orange Box
Half-Life 2: Episode One
Half-Life 2: Episode One

Users who own this game also own:

Half-Life 2: Episode Two
Half-Life 2: Episode Two
Portal 2
Portal 2
The Elder Scrolls V: Skyrim
The Elder Scrolls V: Skyrim
Left 4 Dead 2
Left 4 Dead 2
BioShock
BioShock

Users who love this game also love:

Grand Theft Auto: Vice City
Grand Theft Auto: Vice City
Grand Theft Auto: San Andreas
Grand Theft Auto: San Andreas
Grand Theft Auto V
Grand Theft Auto V
Fallout: New Vegas
Fallout: New Vegas
Max Payne
Max Payne