Ryuji Yamazaki is a fictional character from the Garou Densetsu (Fatal Fury) series. He is a ruthless, violent gangster and one of the most notorious antagonists in the franchise. Known for his sadistic personality, unpredictable fighting style, and criminal connections, Yamazaki often acts as a dangerous enforcer or wildcard rather than a loyal ally. He serves as a recurring rival and obstacle to the main heroes, bringing chaos and brutality to the story whenever he appears.