Zabuza Momochi is the (former) secondary antagonist of the Introduction/Land of Waves arc in Naruto. He is a rogue ninja from the Hidden Mist Village hired by Gatō to kill Tazuna before he can build the bridge that will break Gatō's control over the Land of Waves. He later returns as a minor antagonist in the Fourth Great Ninja War arc when he and his disciple Haku are reanimated by Kabuto to battle the Shinobi Alliance.