Batman: White Knight stopped with a fist, i.e. Batman's methods. This led him to turn the Joker into a politician, using the character's intelligence and charisma to win the people of Gotham over. DC Comics had no problems with the ideas that Murphy had for the series such as changing the timeline in Batman's history. However, the adult content like nudity and profanity that Murphy had intended to include were not permitted. Murphy revealed that the Joker in "White Knight" has the real name Jack Napier, a callback to Tim Burton's 1989 "Batman" film where the Joker played by Jack Nicholson also shares
Batman: Death of the Family it in his ear, Joker jumps over the edge and falls out of sight, his face separated from him. Batman finds a notebook which Joker claimed held the secret identities of the Bat-Family, but discovers it is blank. Meanwhile, the Bat-Family are gassed into attacking each other, but manage to fight off the gas' influence. Later, in Wayne Manor, Batman tells a recovering Alfred that after finding the joker playing card in the cave, he confronted Joker about it in Arkham Aslyum as Bruce Wayne. Joker failed to acknowledge him and Batman realized that he did not care who Batman