Yoda and a class of Padawans fight to prevent the creation of a super weapon that could win the war for the forces of evil.

Obi-Wan discovers that several major Sith lords and their apprentices are gathered at the planet of Mustafar. The Jedi must hurry to Mustafar to destroy the Sith, but it's a trap and the Republic fleet is destroyed. Yoda, Anakin and the Padawans travel to Endor to find JEK. All hope now rests on JEK to come to the rescue.