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The Gracie Hunter, Kazushi Sakuraba, is a renowned Japanese mixed martial artist. He earned this nickname due to his impressive victories over several members of the renowned Gracie family, who are pioneers in Brazilian Jiu-Jitsu. Sakuraba's exceptional grappling skills and unorthodox fighting style allowed him to overcome the Gracies' formidable ground game, cementing his status as a formidable opponent and earning him the moniker "The Gracie Hunter."