For many, the evil-looking 'M' is most closely associated with Majin Buu, who debuted in 1994 as ... to turn his foes to ...

and he has more in common with Majin Buu than Kuu. Majin Duu is playful and obsessed with candy, and his power level is in line with what one would expect from a relative of Buu's. Vegeta takes on ...