All Game Spoilers Inbound [spoiler]Batman's secret identity is revealed, and he fakes his own death to protect his friends and family. Poison Ivy dies. Arkham Knight is Jason Todd (or the Red Hood) suggesting that the "Under the Red Hood" storyline is part of the game. There is also a flashback where The Joker shoots Oracle, implying the "The Killing Joke" storyline was tied in before the time of the game. This is also true because the whole game Barbra Gordon is in a wheelchair. [/spoiler]