Anos Voldigoad (アノス・ヴォルディゴード)
Background
He has black hair and red eyes (Demon Eyes) and is usually seen wearing his school uniform which consists of a black shirt along with a white jacket and trousers along with a red belt.
Anos is a man who was resolute and invincible, had absolute power and confidence, and was reincarnated as a man who was feared to be the “Demon King of Tyranny”. Because of his absolute overwhelming power and abilities, Anos possesses an easygoing attitude and an unrivaled sense of self- confidence when faced with any challenges.