"Superman! Wonder Woman! Batman & Robin! Aquaman! Their mission: To fight injustice. To right that which is wrong. And to serve all mankind!" The World's Greatest heroes have banded together to protect the planet from every type of threat. While training junior Super Friends Wendy, Marvin and Wonderdog, the team must also face a collection of their most dangerous enemies as well as the wildest assortment of monkeys, monsters and menaces to ever declare...

When Lex Luthor uses a device to shrink them down to the size of ants, the Super Friends must use their superpowers to escape from animals now bigger than them, stop Lex from taking over Metropolis, and return to their normal sizes.