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
Joker in other media more of an elaborate prankster than a psychopathic murderer. The Joker was played by Curtis Armstrong in one of the six Batman OnStar commercials that ran from 2000 to 2002. The Joker makes a cameo appearance in an episode of the 2002–2003 series "Birds of Prey", portrayed by Roger Stoneburner and voiced by Mark Hamill (who has voiced the Joker in various DC projects). Two characters (one acting as the "precursor" to the Joker and the other possibly being the Joker himself), twins Jerome Valeska and Jeremiah Valeska (both portrayed by Cameron Monaghan), are featured in the FOX TV series