Ninjutsu » Amaterasu
The highest level of the Fire Release technique along noted to be one of the Uchiha’s strongest ninjutsu stemming from their dōjutsu.”
Amaterasu is the highest level Fire Release technique. It is said to represent the “Material World and Light” (物質界と光, Busshitsukai to Hikari), the antipode to Tsukuyomi — a genjutsu of similar power and a fellow Mangekyō Sharingan dōjutsu. Use of the technique puts a great deal of strain on the user, usually causing their eyes to bleed.