You do not know what it means to be an avenger.
Haku, on Sasuke:
“To protect someone dear to him,
he would plunge in knowing it was a trap.
He is a shinobi worthy of respect.”
rather you not be my anything if not my friend
a perfect comrade becomes an enemy to fight until the end
Naruto Shippuden Ultimate Ninja Storm Generations Sasuke’s Story Opening