Sharingan is Doujutsu of Uchiha clan, Sharingan can make an illusion and this eyes very sharp. There are 3 levels Sharingan. 1 wheel, 2 wheels, and 3 wheels. Regular Sharingan the strongest is level 3.Sasuke got Sharingan level 3 at the 14 years old. The strongest Sharingan named Mangekyo Sharingan. Mangekyo Sharingan have killer illusion, affected people will die this illusion in the illusion. Itachi’s Mangekyo Sharingan have 3 jutsu, those are Tsukuyomi, Amaterasu and Susano’o. Itachi give these to Sasuke for protect Sasuke.
This is Sasuke’s Mangekyo Sharingan. Sasuke’s Mangekyo almost the same as Itachi’s Mangekyo. This eyes have Tsukuyomi, Amaterasu, and Susano’o. In this picture, Sasuke use his Mangekyo for make an illusion for Yotsuki clan member to say where is Killer Bee, Jinchuuriki of Hachibi. If the user use Mangekyo too long, his eyes will be blind. Madara’s eyes be blind at he is 20 years old. Izuna, Madara’s younger brother, give his eyes for Madara. He is die for give his eyes for Madara.
On Naruto’s world, there are 5 Mangekyo Sharingan user, they are Madara Uchiha, Izuna Uchiha, Kakashi Hatake, Itachi Uchiha, and Sasuke Uchiha. That still alive only 3 people, Sasuke, Madara, and Kakashi. Itachi die when he against Sasuke and Izuna die for give his eyes for Madara.
