Biker Mice from Mars — Season 1, Episode 20: Once Upon a Time on Earth: Part 1
Kids, Animation, Action & Adventure • 30 min • 1 season, 28 episodes • ★ 6.4/10
Episode synopsis
Stoker finishes his new Regenerator and the Biker Mice are ready to take it back to Mars. Unfortunately, Stoker himself has other plans for it even when an unlikely enemy of the Biker Mice poses as a government agent to collect the aliens hiding out on Earth.
About Biker Mice from Mars
Martian Mice, who ride motorcycles, crash land on Earth and help fight against the Catatonians.