Batman: Arkham Origins Blackgate is a 2013 side-scrolling video game developed by Armature Studio and published by Warner Bros. Interactive Entertainment. Based on the DC Comics superhero Batman it is a companion game and sequel to Batman: Arkham Origins and part of the Batman: Arkham series. Set three months after Arkham Origins the game follows Batman as he attempts to stop a prison riot at the Blackgate Penitentiary which has been taken over by three of Gotham City's most notorious crime bosses: the Joker the Penguin and Black Mask. The story also depicts Batman's first encounter with Catwoman who aids Batman throughout the game with ulterior motives.