Webin addition to this, muzan does not look like a typical demon, particularly one as ancient and powerful as he is. unlike many of the monstrous and grotesque demons the hashira have faced, muzan's. Webmuzan kibutsuji is a mysterious character that serves as the primary antagonist of demon slayer. While he looks like a young man, he’s actually a powerful. Muzan's ability to manipulate his body allows him to disguise as different humans. Muzan uses his human forms to accumulate wealth and access. Webthe biggest villain of the series, muzan kibutsuji, is a figure clad in mystery. Fans have a lot of questions about where he came from, his motivations, and the source. Webmuzan kibutsuji is the primary antagonist in demon slayer, whose real powers are yet to be revealed in the anime. However, as the original demon, his powers. Webmuzan kibutsuji (鬼 (き) 舞 (ぶ) 辻 (つじ) 無 (む) 惨 (ざん) , kibutsuji muzan?) is the main antagonist of demon slayer: He is the demon king, the progenitor of. Webmuzan's illness is never explicitly named in the demon slayer manga or anime, but it is described as a rare and terminal disease that would have killed him. Webgyomei desperately announces to the hashira that the intruder is muzan kibutsuji himself, and after getting over the inital shocks of finnaly meeting the king of demons in person,. Webyoriichi tsugikuni vs muzan kibutsuji is a battle that took place in a bamboo forests nearly 500 years ago during the sengoku period. It focuses on the battle between the demon.