"Well, kind of..."

Hm, how to explain the very simple yet confusing politics of demons?

"Basically there was a competition for who would be King of Bel, and to win, you had to kill and eat the other competitors," Kazuya said with a completely straight face. "You know, absorbing their souls, not actually, you know, eating eating them. Once you've won, you're the Demon King, and therefore the biggest badass ever, so all the demons listen to you."