Publisher's Synopsis
Help! Major Monkey's captured Ricky's Mighty Robot! Now he's got rid of that wretched Robot, no one can stop him and his evil creations, the monstrous Mecha-Monkeys. Nothing can foil his sneaky scheme to invade Earth and menace mousekind for ever! How can Ricky defeat the Mecha-Monkeys and save the planet without his Robot? Can he get to Mars and rescue his best friend from Major Monkey's evil clutches?