Batman: The Dark Knight Returns (film) arrested. Injured, Batman returns to the Batcave with Kelley, and allows her to become his protégée in spite of protests from his butler, Alfred Pennyworth. Batman has Kelley disguise herself as a Mutant, and she lures the gang to a sewer outlet at the West River. At the Gotham City Police Department, the Mutant leader murders the mayor during negotiations. Commissioner Gordon deliberately releases the leader, providing an escape from the building, which leads to the sewer outlet. Before the amassed Mutants, Batman fights the leader in a mud pit; the mud slows the leader, removing his physical advantage, and
Batman: The Animated Series also appear as downloadable skins in the games. Due the success of the show, Fox approached Bruce Timm to make a spin-off centered on Catwoman, but the project was scrapped in favor of "". Batman: The Animated Series Batman: The Animated Series is an American animated television series based on the DC Comics superhero Batman. Developed by Bruce Timm and Eric Radomski and produced by Warner Bros. Animation, it originally aired on Fox Kids from September 5, 1992, to September 15, 1995, with a total of 85 episodes. For the final fifteen episodes, the series was given the on-screen title