Yuusha Raideen

After lying dormant for 12,000 years, the sinister Demon Empire emerges to reclaim Earth. In response to this looming threat, Reideen, a colossal robotic guardian from the fabled lost continent of Mu, awakens from its slumber within a shimmering golden pyramid. Young Akira Hibiki discovers that he is the last descendant of Mu, chosen to partner with Reideen in the battle against the encroaching darkness.

Joined by his friends, including Mari Sakurano, the determined daughter of a scientist battling the Demon Empire, and several members of his high school soccer team, Akira embarks on an epic adventure. Together, they must harness the power of Reideen and confront the challenges that lie ahead, as they fight not only for their world but also to uncover the secrets of their ancient heritage.