Good Buu (魔 ま 人 じん ブウ（善 ぜん) Majin Bū (Zen), lit. "Demon Person Boo (Good)"), also known mainly as Majin Buu, is the result of the Innocent Buu using fission to split into good and evil halves. He would go on to become a member of the Z Fighters and live with Mr. Satan.
