Challenge of the Super Friends

The Wondertwins' sailboat plunges down a whirlpool that leads to an underground world.

The Wondertwins receive a distress call from their home planet.

The Legion of Doom teams up with the Fearians to trick the Super Friends into making Earth's climate hospitable to residents of Venus.

Superman battles a giant prehistoric bird.

Space pirates use a hypnotic ray on Wonder Woman.

Grodd the Gorilla attempts to trap the Super Friends in the past.

Brainiac devises a plot to steal the world's national treasures.

The Legion of Doom create a dream machine that tricks the Super Friends into committing crimes for them.