Batman/The Flintstones

Heroes

 * Bruce Wayne/Batman as Fred Flintstone
 * Terry McGinnis/Batman Beyond as Dino
 * Dick Grayson/Robin as Bamm Bamm

Villains

 * Selina Kyle/Catwoman as Wilma Flintstone
 * Dr. Johnathan Crane/the Scarecrow as Barney Rubble
 * Dr. Pamela Lillian Isley/Poison Ivy as Betty Rubble