Death Race to Oblivion!

Teaser: When a child genius drinks a formula turning him into Blockbuster and then invades a museum to steal a diamond, Batman and Captain Marvel team up to stop him.
Main Plot: Mongul forces heroes (Batman, Green Arrow, Guy Gardner, Huntress, Plastic Man, and Woozy Winks) and villains (Black Manta, Catwoman, Gentleman Ghost, and Joker) alike to race against Steppenwolf for Earth’s survival.