Tsukuyomi

Seventy-two hours of torment inside a single instant.

Learning it

In the Mangekyo Sharingan: Itachi tree

Learn after: Mangekyo Sharingan (Itachi)

More from Mangekyo Sharingan: Itachi

Mangekyo Sharingan (Itachi)

Amaterasu

Susanoo (Itachi)