Issue: #24
Harley’s got an endangered friend to save, but there’s just one problem: she’s got to get through Arkham Asylum first! Unsurprisingly, Harley’s not eager to set foot in the site of some of her darkest hours…and she definitely isn’t ready to face a certain someone who’s laughing at the end of a dark hallway…
Creators: Alex Sinclair, Dave Wielgosz, Mark Doyle, Tom Napolitano, Chris Conroy, Jimmy Palmiotti, Amanda Conner, Chad Hardin
Characters: Joker, Bane, Killer Croc, Poison Ivy, Scarecrow, Bernie, Big Tony, Harley Quinn, Madame Macabre, Mason Macabre, Goat Boy, Harvey Quinn, Syborg, Zena Bendemova, Penguin, Mad Hatter, Clayface (Karlo), Mr. Freeze, Riddler, Man-Bat