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 Land's first and second volumes, including "Gotham City Overture" and "Music of the Bat 101") for the series in honor of the 75th anniversary of Batman. Asterisked tracks contain thematic material by Shirley Walker; double-asterisked tracks contain Danny Elfman's "Batman" theme. Region 1 Warner Home Video (via DC Comics Entertainment and Warner Bros. Family Entertainment) has released "Batman: The Animated Series" on DVD in Region 1 in three volume box sets. A fourth volume containing all 24 episodes of "The New Batman Adventures" was also released and these episodes now also begin with the original Season 1 opening sequence, and