Batman: Arkham Asylum Iso & Xex Dlc - | Xbox 36...

: A standalone challenge map originally offered as a pre-order bonus.

Every piece of exclusive content? (Asylum, City, Origins, Knight, etc) Batman: Arkham Asylum ISO & XEX DLC - Xbox 36...

: Features the "Heart of Darkness" combat map and the "Hothouse Prey" predator map. : A standalone challenge map originally offered as

: These formats are commonly used on modded Xbox 360 consoles (RGH/JTAG). An ISO is a full disc image, while XEX refers to extracted files that can be run directly from a hard drive or external USB. Batman: Arkham Asylum ISO & XEX DLC - Xbox 36...

: Note that the Joker Challenge Maps were originally exclusive to the PlayStation 3 and Mac versions and were not officially released for the Xbox 360.