Great Legend War

The Great Legend War is the first invasion of Earth by the Empire of Zangyack. Countless ships bombarded cities while hundreds of Gormin troops led by their Zgormin commanders fought against an army comprising of every single Sentai Ranger in existance. The Rangers, led by Kaijou Tsuyoshi aka AkaRanger, put up a valiant fight but Kaijou soon noticed the fleet moving towards them. He gathered all the Rangers together and gave them the order to sacrifice their powers to wipe out the first invasion's armada. The powers of the Rangers were harnessed in Ranger Keys possessed by AkaRed, he gave them to the future Captain Marvelous, Marvelous formed a new team of Rangers who used the keys to assume the form of past heroes to fight against the continued threat of Zangyack.