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: The Killing Joke "Batman" story focusing on the Joker—with Batman more of an incidental character—was his. Bolland says that in 1984, DC editor Dick Giordano told him he could do any project for DC he wanted, and Bolland requested to do a Batman/Joker prestige book with Moore as writer. Bolland has also expressed dissatisfaction with the final book, and regrets that its impending schedule for release meant he could not color the book himself (John Higgins was the colorist). Bolland says that "the end result wasn't quite what I'd hoped. I don't think it rates with some of the highlights of Alan's career".