Zabuza Momochi

Zabuza Momochi is a character from Naruto

History
Zabuza Momochi (桃地再不斬, Momochi Zabuza), given the moniker Demon of the Hidden Mist (霧隠れの鬼人, Kirigakure no Kijin), was a missing-nin from Kirigakure's Seven Ninja Swordsmen of the Mist.

More Information: http://naruto.wikia.com/wiki/Zabuza_Momochi