. Introduction
. His abilities
Sasuke is one of the few ninjas capable of moving through space and time like this. The ability cast a black portal that allows Sasuke to move through dimensions and then move through time. The ability drains Sasuke of chakra and keeps him from using skills that are of extreme value to him
. His life
It is revealed later that Sasuke is the sole survivor of the once-powerful Uchiha clan of Konohagakure. He, at the age of seven, survived the massacre of his clan perpetrated by his brother, Itachi, who spared Sasuke's life because he did not consider him worth killing