Archaon

Archaon, also known as Archaon the Everchosen, is a fictional character in the Warhammer franchise, leader of the forces of Chaos, and one of the primary antagonists in multiple settings and media owned by Games Workshop. He is considered one of the most powerful characters in the Warhammer multiverse, having brought about the fabled End Times, and is a major antagonist in Warhammer Fantasy Battle, Warhammer Age of Sigmar, Total War: Warhammer, and Total War: Warhammer II.