Batman & the Joker: The Deadly Duo — DC Comics
Issue: #4
TRAINing day! Batman and The Joker’s ability to function as a team is put to the biggest test yet as they are dropped out of the sky and into a moving train! Will their alliance hold together, even if the speeding locomotive does not? Meanwhile, the Dark Knight has enlisted the help of Nightwing and Catwoman to help with his investigation, but with more pieces of Gordon being shipped to GCPD headq...
Creators: Liam Sharp, David Mack, Marc Silvestri, Troy Peteri, Arif Prianto, Rob Levin, Sanford Greene, Ben Meares
Characters: Dick Grayson, Harley Quinn, Catwoman, Batman, Joker, James Gordon