- Script
- Mariko Tamaki (credited)
- Pencils
- Max Raynor (credited)
- Inks
- Max Raynor (credited)
- Colors
- Luis Guerrero (credited)
- Letters
- Ariana Maher (credited)
- Editing
- Dave Wielgosz (credited) (associate editor); Paul Kaminski (credited) (editor); Ben Abernathy (credited) (group editor)
- Genre
- superhero
- Characters
- Oracle [Barbara Gordon]; Batwoman [Kate Kane]; Batgirl [Cassandra Cain]; Batgirl [Stephanie Brown]; Nightwing [Dick Grayson]; Party Crashers; Penguin [Oswald Cobblepot]; Dr. Tobias Wear; Psycho-Pirate [Roger Hayden]; Ana Vulsion; Siphon [Manuel]; Dr. Chase Meridan; Nero XIX [Roy Dowd]; Mayor Christopher Nakano; Koyuki Nakano; Hailey; Scott; Huntress [Helena Bertinelli]; Mister Freeze [Victor Fries]; Harley Quinn
- Synopsis
- Oracle, Batwoman, and the Batgirls are attacked by the Party Crashers at the Cave. Meanwhile, Nightwing falls under the control of Psycho-Pirate at Arkham Tower. As the Tower is about to open to new non-criminal patients, Dr. Wear is desperately trying to keep things under control, while both the Party Crashers and the Penguin are after him. And when Psycho-Pirate loses control of the criminal patients, things go from bad to worse.
- Reprints
- Keywords
- Arkham Tower
- Script
- Matthew Rosenberg (credited)
- Pencils
- Fernando Blanco (credited)
- Inks
- Fernando Blanco (credited)
- Colors
- Jordie Bellaire (credited)
- Letters
- Rob Leigh (credited)
- Editing
- Dave Wielgosz (credited) (associate editor); Paul Kaminski (credited) (editor)
- Genre
- superhero
- Characters
- unnamed orphan boy; Bruce Wayne; Robin [Tim Drake]; Batman [Jean-Paul Valley]; Anarky; Elliot
- Synopsis
- An injured Bruce Wayne discovers that the orphan boy is among the Arkham escapees, and asks Tim to find the boy before he gets hurt. But when Batman Jean-Paul Valley shows up, he opts for a more violent solution.
- Reprints
- Keywords
- Knightfall
Story takes place during Knightfall when Jean-Paul Valley replaced Bruce Wayne as Batman.