The Arkham Knight is a fictional supervillain appearing in American comic books published by DC Comics, and is the titular character in Rocksteady Studios' video game Batman: Arkham Knight. The persona first appeared in Batman: Arkham Knight #1 (February 2015). He later received his own 6-issue miniseries Batman: Arkham Knight GENESIS, with #1 released on August 26, 2015.
The Arkham Knight harbors a deep-rooted grudge against Batman, and fully intends to kill him after making him suffer. To this end, he has aligned himself with the Scarecrow, and provides a military presence in the evacuated city of Gotham during the events of Batman: Arkham Knight. Towards the end of the game's main story, it is revealed that his true identity is Jason Todd, the former and second Robin, who was thought to have been killed a long time ago by Batman's nemesis, The Joker.