After a team up with Kamandi, Batman joins forces with Captain Marvel, Mary Marvel, and Captain Marvel Jr. to take on Dr. Sivana and his Monster Society of Evil. However, the villains gain an unexpected assist from a newcomer: the wormlike Mr. Mind.

Cast: Diedrich Bader, Dee Bradley Baker, Grey DeLisle, John Di Maggio, Will Friedle, Nika Futterman, Nicholas Guest, Jennifer Hale, Tom Everett Scott, Jeremy Shada