Two rival race teams, the Teku and the Metal Maniacs, are recruited by Dr. Peter Tezla to race in the fantastic Racing Realms and retrieve the all-powerful AcceleChargers before they fall into the hands of the deadly Racing Drones. Our drivers race through the Storm and Swamp Realms.

When the Hulk's presence on Earth becomes too great a risk, the Illuminati trick him to board a shuttle destined for a planet where he will be able to live in peace, and launch it into space. The Hulk's struggle to escape causes the shuttle to malfunction and crash land on the planet Sakaar, however, where he is sold into slavery and trained as a gladiator.