What’s the best way to prepare for the Rocksteady’s upcoming “Batman: Arkham City”? Play the devil out of the famed original of course. For a limited time Games for Windows Live users can snag the prior title for $14.99. Users can also pick up the the “Batman: Arkham Asylum: Crime Alley Challenge Map”, as well the “Batman Arkham Asylum: Villain Challenge Map”. You should buy now, those prices are so low, someone would have to be a joker to pass it up!