Sergeant Todd is a veteran soldier for an elite group of the armed forces. After being defeated by a new breed of genetically engineered soldiers, he is dumped on a waste planet and left for dead. He soon interacts with a group of crash survivors who lead out a peaceful existence. The peace is broken as the new soldiers land on the planet to eliminate the colony, which Sergeant Todd must defend.

A team of teenagers with attitude are recruited to save Angel Grove from the evil witch, Rita Repulsa, and later, Lord Zedd, Emperor of all he sees, and their horde of monsters.