Orochimaru

Orochimaru is one of the legendary three ninjas of Konoha and is a naturally gifted shinobi. He is fixated with mastering every single technique and he intends to achieve immortality in order to do so. He has no qualms about using forbidden jutsu and he will experiment on, use or kill people without hesitation to further his goals. He is able to summon snakes in battle and is one of the very few people capable of summoning Manda.