Every Mangekyo Sharingan user has undergone this crippling drawback, with Itachi going blind right before his death. Obito, on the other hand, seemed to have bypassed this drawback altogether.

Obito's Kamui, which allows him to traverse reality, symbolizes his profound desire to escape from a world that took Rin away from him. Through his use of Tsukuyomi, Itachi showcased his ...