Batman/The Maxx: Arkham Dreams — IDW Publishing
Issue: #1 RIA
Batman must face the strangest and most bizarre adventure of his career, as he meets comics’ strangest and most bizarre hero… THE MAXX! IDW and DC Comics proudly present the most surreal, quirky, and wonderful crossover of all time!A devious new doctor at Arkham Asylum is conducting unconventional experiments into the human psyche, and he kicks off a chain reaction of disaster when he experiments...
First appearances: Doctor Disparu, Purple Queen
Creators: Alex Sinclair, Jim Lee, Riccardo Federici, Mike Choi, Shawn Lee, Francesco Mattina, Scott Dunbier, Felipe Massafera, John Layman, Buzz, Jason Metcalf, Jae Lee, Nathan Szerdy, Creees Lee, Chris Uminga, Sajad Shah, Ronda Pattison, Sam Kieth, Tony Moy, Charles Paul Wilson III
Characters: Batman, Penguin, Maxx, Doctor Disparu, Purple Queen