Issue: #6
Batman discovers who’s been murdering the inmates of Arkham Manor, but how will he be able to bring him to justice if he’s trapped inside with them?
Creators: Mark Doyle, Gerry Duggan, Dave McCaig, Travis Lanham, Travis Lanham, Shawn Crystal, Matt Humphreys
Characters: Batman, Alfred Pennyworth, Harvey Bullock, Jeremiah Arkham, Scarecrow, Mad Hatter, Clayface (Karlo), Mr. Freeze, Clownface, Spider, Seth Wickham, The Meek