The demon king of the Demon Slayer universe, Muzan Kibutsuji was a force of evil and the first demon to walk the earth. From birth, Muzan suffered a rare and fatal disease. In search for a cure ...
Muzan Kibutsuji was the Demon King and the primary antagonist of Demon Slayer: Kimetsu no Yaiba up to the series’ finale, who remained almost invincible during the whole show. Since the ...