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 Versus Predator suspects that they are cold-blooded and vulnerable to frigid temperature. The plan works, but only lures one of the two aliens. Responding to Batman's confusion, and using Tim Drake's voice, the Predator indicates that it is now tracking Robin at a drive-in theater with friends, where he is watching old science-fiction films. Batman then ensnares the elder Predator with Mr. Freeze's absolute zero cannon. Alfred contacts Robin, who immediately accepts the truth and returns to the Batcave when he sees the creature's silhouette. The butler explains what little they know of their assailants before they are attacked. The two are