Gaiya

Gaiya (ガイヤ)

Master of Kokuzan Ongyō Ken (黒山陰形拳, "Black Mountain Secret Form Fist"), a style that can can attack people without being seen at all. He is an ordinary man who uses his plain clothes to blend into crowds. It turns out he is the brother of Sakuya and manipulates the Meiō Army in secret. He was able to defeat Ryūga and fatally wound Sōga, but was killed by Raoh.