Synopsis
The Extreme Dinosaurs are captured by an alien spacecraft and taken to the planet Krat, where the tyrannical Queen Zarconda forces them to compete in her gladiator arena, the Colosso-Dome. The Extreme Ones must do battle with Queen Zarconda's champion - a tough Diplothasaurus named Ridge - and find a way to bring the house down on the Colosso-Dome!