Arkham Asylum: Living Hell #6 was published by DC Comics on December 1, 2003, as part of a series that began in 2003. Dan Slott writes, and art comes from Eric Powell, Lee Loughridge and Ryan Sook. This 44-page issue features Batman, Joker, Poison Ivy, Riddler and Killer Croc, among 19 characters cataloged on VerseDB.