When the evil intergalactic sorceress Rita Repulsa was released from her imprisonment within a space dumpster, the danger poised by her and her minions of evil space aliens prompted the ancient and wise wizard Zordon to recruit a group of teenagers with attitude to become a superhuman force known to the world as the Power Rangers. As the years pass, and new Ranger teams are called forward and new enemies surface, the battles spread across lost galaxies and uncharted worlds, to the post-apocalyptic wastelands of an alternate universe terrorized by machies. In this reality or another, the Power Rangers resolve to bring peace to our world and the universe.