In the Robots of Mars prequel, the Sorcerer of Mars laid waste to Mars with the help of the alien jewel, Fire of Mars, the twin stone to the Jewel of Power. As the destructive force traveled over the planet, the Sorcerer put himself into suspended animation, deep in an underground chamber to wait out the eons before he could return to a new Mars inhabited only by Robots.  Now, a billion years later, he has returned to conclude his quest to destroy his enemies and rule over Mars and the solar system forever.  Can Sparky and his pals stop him?  Find out!