Kibutsuji Muzan is the main antagonist of the popular anime/manga series Demon Slayer, also referred to as Demon King. He has been seen to possess immense power and abilities. He is single ...

Kokushibo's birth name was Michikatsu Tsugikuni and the twin brother of Yoriichi Tsugikuni, deemed as the most powerful demon slayer ever. Upon awakening his demon slayer mark, Michikatsu feared ...