is a legendary shinobi, one of the last surviving Uchiha Clan members, who became the new leader of the Uchiha clan, having succeeded the position from his ancestor, Madara Uchiha, after the clan was restored. He was also the and the founder of Yamagakure. He, along with Seireitou Hyūga, Echo Uchiha, and Hikaru Kurosaki are all recognized as "the four Yonkō". Ryun later gains distinction as the transmigrant of Indra and, upon awakening the powers of his very own Rinnegan, takes on the self-proclaimed moniker of the . He is renowned as one of the most powerful shinobi in history.