A computer animated science-fiction series from the creators of REBOOT and WEIRD-OH'S, SHADOWRAIDERS takes place in a universe where four planets who have a shared ancestry, Fire, Rock, Bone, and Ice, are continually at war with one another. However, when Graveheart of the Rock discovers an evil, totally destructive force known as the Beast Planet emerging from a hole in the time/space continuum, the four planets know that they must band together to stop the evil menace.