When a mysterious egg suddenly appears from underground by accident, the Power Rangers find that they are up against an evil beyond anything they ever dreamed of. Several years ago, thanks to the Rangers' mentor Zordon and a band of warriors, the tyrannical Ivan Ooze was imprisoned within the egg. But when Lord Zedd interfers, Ivan is freed and exacts his revenge on Zordon by destroying him and the Command Center along with him. With their powers vaporized, the Rangers must journey to a distant planet and obtain a new power source in order to save Zordon. Will the Rangers succeed in time and foil Ivan Ooze's evil plan before it's too late?