Webduring the heian era, over a millennium ago, muzan transformed into a demon after an experimental treatment to cure his terminal illness. Since then, his only. Webin season 3, kagaya calls the original demon “the stain of the clan. ” here’s how the muzan and the ubuyashiki family are connected. Webafter gaining his powers and discovering his vulnerability against the sun, muzan went on a quest to overcome his weakness and become the perfect being in the. Webdive deep into the fascinating world of demon slayer as we explore the mysterious past and intriguing motivations of muzan kibutsuji, the series' main. Weborigin story reveals muzan's accidental transformation into a demon due to experimental treatment with blue spider lily. Muzan created demons by sharing his. Kimetsu no yaiba, muzan was never able to locate the blue spider. Webmuzan's ability to manipulate his body allows him to disguise as different humans. Muzan uses his human forms to accumulate wealth and access restricted.
