Users who own this game also own:

Half-Life 2
Half-Life 2
Grand Theft Auto III
Grand Theft Auto III
Doom 3
Doom 3
Grand Theft Auto: Vice City
Grand Theft Auto: Vice City
Portal
Portal

Users who love this game also love:

Half-Life
Half-Life
Mafia
Mafia
DiRT
DiRT
Half-Life 2: Episode Two
Half-Life 2: Episode Two
Return to Castle Wolfenstein
Return to Castle Wolfenstein