Batman: Salvation Run

Plot
The fanfiction sequel to hit video games "Arkham Asylum" and "Arkham City". Two years after the events of the last game, Batman and the Justice League investigate a series of abduction against major criminals and supervillains, only to uncover a deep government conspiracy. In order to expose those responsible and bring to justice, Batman goes undercover. Unfortunatly, he discovers to soon that those being abducted by "CADMUS" are being exiled to a planet light years away. Now Batman must survive, escape, and expose the prison planet of Salvation, while supervillains and death traps await him at every corner.