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
Heart of Ice (Batman: The Animated Series) Heart of Ice (Batman: The Animated Series) "Heart of Ice" is the third of the American animated television series "", first aired on September 7, 1992, written by Paul Dini, and directed by Bruce Timm. This episode features the first appearance in the series of Mr. Freeze. In the comics, Freeze first appeared in "Batman" #121 in February 1959, with this episode providing a complete overhaul of his character. The episode rocketed the series to fame, after it won an Emmy for Outstanding Writing in an Animated Program. Batman follows a strange trail of heists pulled at various GothCorp offices,