Sonic X: Sonic, Knuckles, and Amy explore a strange mansion in a weird planet. Chris and Cosmo explore in another part of it while Chris tells Cosmo about another hedgehog who can use the Chaos Emeralds' power, Shadow. When a monster arrises from the mansion, and Sonic and the gang aren't strong enough to defeat it, will they lose the battle, or will they get help from an old foe.

Starring:

Dan Green, Jason Griffith, Jun'ichi Kanemaru, Sanae Kobayashi

Genre:

Action, Animation, Comedy, Sci-Fi, Family, Adventure, Fantasy