Batman: the Animated Series was an animated series that premiered on September 5, 1992. The series was based on the popular Batman comics created by Bob Kane. The series focused on the adventures of Batman a dark vigilante hero who defends Gotham City from a variety of… More costumed villains that include The Joker, The Penguin, Mr. Freeze, Poison Ivy, Harley Quinn, The Riddler, The Mad Hatter, Ra's Al Ghul, Bane, Killer Croc, Clayface, and The Clock King. Batman is the secret identity of millionaire playboy Bruce Wayne.