Madarra

madarra uchiha was one of the founders of konohagakure (village hidden in the leaves). both of his grothers were equal in every way until madarras mangekyo sharingan turned him blind so he plucked his brothers eyes out and put them in his. in the shippuden part of naruto in book 31 madarra joins the akatsuki and later becomes leader of the akastuki with the name of tobi.