Issue: #6
Something hellish is brewing in the tunnels under Arkham Asylum…and Batman’s going to need the help of The Demon to stop it!
First appearances: Mister Bygone, Rory
Creators: Scott Snyder, Katie Kubert, Andy Kubert, Brad Anderson, Mark Doyle, Guy Major, Trevor McCarthy, John Layman, James Tynion IV, Ray Fawkes, Tim Seeley, Taylor Esposito
Characters: Batman, Alfred Pennyworth, Maxie Zeus, Gentleman Ghost, Jim Corrigan, Mister Bygone, Professor Milo, Duela Dent, Batwing, Doctor Phosphorus, Rory