Demon Lord

Appearance
From Snow's report The Demon king seems to be a youth with horns

Personality
The Demon king seems to be a greedy and an arrogant man.

Backstory
The Demon king kept their distance from mankind until him and his army were forced to declare war on the Kingdom of Grace, After the Sand King made the Demon king's territory uninhabitable.

Abilities
Demon king's punch: A powerful punch only Demon king's can use