With over 700 episodes, Naruto introduced tons of characters, but not all of them stood out for their strength or personality; some became fan favorites simply because of the meaningful bonds they ...

He was already quite strong at the beginning of Naruto Part 2. However, in the war arc, he got even stronger as he acquired Sasori, and became one of the strongest characters.

Masashi Kishimoto's Naruto has some of the saddest backstories in the history and among them, these fifteen are on a completely different level.