Naruto faces challenges against him ... On his way to Kabuto, Itachi accidentally meets Sasuke. He tells Sasuke to go away, but the little brother decides to follow his big brother.

Even Itachi had to tell Sasuke himself about the existence ... It wasn’t until he faced off against Itachi in part 1 of Naruto that he witnessed a Mangekyo Sharingan, finally finding out about ...