Kyōbōna Sorasenshi (空の戦士凶暴な人, Sorasenshi Kyōbōna; Japanese for Berserker of the Sky Warriors) is a member of Getsugakure's high-ranking Sangekkō organization, specializing in Kinjutsu along with the other members. He utilizes kinjutsu that allow him to negate or nullify the effects of heavy wounds, increasing his battle potential. He is treated as a jonin of the village, but is not recognized by such by other villages, having never gone through official ninja training, instead discovering kinjutsu through his own research and Orochimaru's. He was once a scientist for Orochimaru, and informed on him to the Hokage, revealing his experiments, and inadvertently became the victim of several kinjutsu, developing them into a fighting style. Due to exposure to dangerous gases while spying on Oroch