Batman/Teenage Mutant Ninja Turtles Adventures — IDW Publishing
Issue: #1
When villains start to mysteriously escape Arkham, Batman seeks to track them down. What happens when he discovers that they have left Gotham completely… and entered the TMNT's New York City?
Creators: J. Bone, Hilary Barta, Derek Fridolfs, Bobby Curnow, Heather Breckel, Matthew K. Manning, Shawn Lee, Sean Parsons, Ken Haeser, Ty Templeton, Peter Laird, Eddie Nunez, Alex Kotkin, Ben Bishop, Tomi Varga, Steve Lavigne, Leonardo Ito, Ian Nichols, Dario Brizuela, Nick Bradshaw
Characters: Batman, Alfred Pennyworth, Joker, Two-Face, Harley Quinn, Donatello, Leonardo, Michelangelo, Raphael, April O'Neil, Clayface (Hagen)