Webafter the physician treated muzan with medicine made from a flower known as the blue spider lily, kibutsuji became enraged at the lack of results and murdered. Webdemon slayer season 3 has ended, and one of the many things revealed during the swordsmith village arc was the backstory of the main villain, muzan. Webdespite his fearsome reputation among slayers and demons alike, muzan had an illness that almost took his life in demon slayer, resulting in his intense fear of. Webdemon slayer season 3 episode 11 revealed that many years ago, muzan was a young man who was struck by an illness that was going to kill him at an early age. Webdive deep into the fascinating world of demon slayer as we explore the mysterious past and intriguing motivations of muzan kibutsuji, the series' main. Webmuzan’s demonic blood grants him special abilities beyond his blood demon art. Muzan kibutsuji is the only character in demon slayer to transform humans. Websoon after killing the mysterious man, muzan discovered that the medicine that the man had given him actually worked. Not only that, it actually gave him incredible. Webleft with little choice, a bifurcation appears in muzan's front, revealing an enormous bestial mouth trying to eat tanjiro who cannot do anything but remain in place.
