Foster's Home for Imaginary Friends/Batman

Heroes

 * Mac as Bruce Wayne/Batman
 * Jackie Khones as Dick Grayson/Robin

Villains

 * Terrence as the Joker
 * Frankie Foster as Dr. Pamela Lillian Isley/Poison Ivy
 * Bloo as Dr. Johnathan Crane/the Scarecrow
 * Red as Waylon Jones/Killer Croc