Janemba - ジャネンバ

Result of all evil to have passed through hades, Janemba was formed due to a kid demon's neglect to watch the evil cleansing machine. At first, Janemba was a playful, extremely large and yellow spirit like demon. After being defeated by Goku as Super Saiyan 3, he transforms into a smaller, red demon, which neither Goku or Vegeta was able to beat.