Master Sha-Fu (マスター・シャーフー Masutā Shā Fū) is a grand master of the Fierce Beast Felis-Fist (激獣フェリス拳 Gekijū Ferisuken) style. He is the mentor of the Gekirangers and leader of the Fist Sages, mastering all three of its aspects and able to channel Extreme Ki.