Users who own this game also own:

Portal
Portal
Left 4 Dead 2
Left 4 Dead 2
Batman: Arkham Asylum
Batman: Arkham Asylum
Bastion
Bastion
BioShock
BioShock

Users who love this game also love:

Dragon Age: Origins
Dragon Age: Origins
Mass Effect 2
Mass Effect 2
Mass Effect
Mass Effect
Castlevania: Lords of Shadow
Castlevania: Lords of Shadow
Battlefield 3
Battlefield 3