Batman: Arkham Asylum GOTY Is $13.60 On Steam

For this weekend Batman: Arkham Asylum Game of the Year edition will be $13.60 on Valve's Steam service. That's 66% off MSRP! For anyone who hasn't picked this game up, this is great deal for a great game.

Not to mention this is the better version of Arkham Asylum as it has 4 extra challenge maps. Check out the Steam sale here.