Demon lord

Description:

Demon lord is the title given to the ruler of hell and the Demon species.

Acquiring the title:

Only one person can have the title, often the one who killed/defeated the previous holder of the title. In the circumstances of the title holder dying, disappearing or giving up the title, the inhabitants of hell fight, until one comes up on top, becoming the demon lord.

Special powers:

It is said the holder of the rank becomes powerful enough to rival the gods, while gaining the ability to rule Demon species unquestionably.