Yu-Gi-Oh! 5D'smajor character. Hails from an apocalyptic future where he assumed the identity ofFudo Yuseiin attempts to protect humankind from extermination, but failed to stop the Zero Reverse that destroyed the planet. With the world in ruins and humans nearly extinct, Z-one sends robotic copies of his associatesAntinomy,ParadoxandAporiaback in time with the mission of changing history and averting the disaster.