Users who own this game also own:

Half-Life 2
Half-Life 2
BioShock
BioShock
Portal
Portal
Batman: Arkham Asylum
Batman: Arkham Asylum
Portal 2
Portal 2

Users who love this game also love:

Metroid Prime
Metroid Prime
Grand Theft Auto: Vice City
Grand Theft Auto: Vice City
The Legend of Zelda: The Wind Waker
The Legend of Zelda: The Wind Waker
Grand Theft Auto: San Andreas
Grand Theft Auto: San Andreas
Final Fantasy X
Final Fantasy X