Batman: The Ultimate Evil the project, allowing Vachss to take some creative liberties. At a party, Bruce Wayne meets Debra Kane, a caseworker with Child Protective Services. He asks to join her while she visits clients. She agrees and shows him the varying degrees of child abuse she encounters in the course of her job. Wanting to understand the factors behind child abuse, Bruce, as Batman, breaks into Hellgate Prison and talks with an informant who points him to a child pornography and prostitution ring. Bruce's butler Alfred Pennyworth reveals that Bruce's mother, Martha Wayne, had been secretly investigating a similar child prostitution ring,
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