Muzan Kibutsuji

Muzan Kibutsuji the villain was born during the Heian Era Period(794 AD - 1185 CE), Grew up in Heian-Kyō Ancient Japan, born 1,000 years, diagnosed with a fatal disease before 20 years old, born into the Noble Ubuyashiki Family, frail and nearly died multiple times before being born then he cried, he went to a doctor to help him, a doctor treated Muzan with a blue spider lily, before the treatment finished, Muzan took the doctor’s life, resulting in his Transformation into a demon who craves human flash and cannot withstand the sun, then Muzan met his rival named Yoriichi Tsugikuni the sun breathing user in the sengoku era period(1467), Muzan died to Yoriichi, Muzan’s goal is to become truly immortal by conquering his weakness to sunlight, seeking the blue spider lily, and created the twelve Kizuki(Kokushibo, Akaza and Doma) and leader of the demons, Like Kokushibo, Akaza, Doma, Gyutaro, Daki, Enmu, Rui, Kyogai, Gyokko, Hantengu, and responsible for Killing Tanjiro’s family during night time while Tanjiro was away selling charcoal in daytime in town, and lived in the Infinity castle