The title of Demon King has been used to describe a variety of characters throughout the course of the series:
- The evil Piccolo was known as a Great Demon King (大魔王, Daimaō) despite not being a demon at all.
- In the anime, Shula was said to be the Demon King.
- Darbra also held the title of King of Demon Realm (魔界の王, Makai no Ō).
- In Dragon Ball XenoVerse and Dragon Ball Online, Mira is said to hold the title of "Demon King" after the death of Dabra.
- ↑ Daizenshū 7, page 49