Izuna Uchiha (うちはイズナ, Uchiha Izuna) was a shinobi of the Uchiha clan. He along with his brother Madara Uchiha were renowned as the clan's two strongest members. Eighty years prior to the start of the series, Izuna and his older brother Madara were said to be equals as the most gifted members of the Uchiha clan. They usually competed with each other every dia in order to get stronger. Both awakened their Sharingan early in life, and they became the first Uchiha to awaken the Mangekyō Sharingan. Madara used the power of his Mangekyō Sharingan to take control of the clan, with Izuna...