Madara

Because his father, Emperor Miroku, sacrificed his eight chakras to the "Moki Hachidai Shogun" (Eight Great Demon Generals), he is equipped with a prosthetic body—featuring hidden weapons powered by the technology of a super-ancient civilization—to compensate for his physical form. He gains immense spiritual power each time he defeats one of the Eight Great Generals and reclaims a chakra, yet he cannot control this vast energy without the eighth chakra, "Ten" (Heaven).