Progenitor Demons, Kimetsu no Yaiba Fanon Wiki

Progenitor Demons (先 (せん) 祖 (ぞ) 鬼 (おに) , Senzo Oni?) are one of the five most ancient races, being a race of notoriously, supernatural, highly-temperamental, notoriously extremely elusive, neutral and immortal beings and some of the main supporting characters of Legends of Remnant and subsequent au universes. Unlike the artificial demons created by the Demon King, Muzan Kibutsuji, the Progenitor Demons are far more ancient and possess a variety of eye colors, hair colors and body features. Never

Summon-A-Servant Mark VI: The Dark Six (Fate/ Fiction Servants: Read The Threadmarks Please), Page 480

What is the rarest type of demon?

Yoko Hoshizora, Kimetsu no Yaiba Fanon Wiki

If YOU had to create a demon blood art for yourself in the world of Demon Slayer, what would it be? How would you use this newfound ability? - Quora

If YOU had to create a demon blood art for yourself in the world of Demon Slayer, what would it be? How would you use this newfound ability? - Quora

Summon-A-Servant Mark VI: The Dark Six (Fate/ Fiction Servants: Read The Threadmarks Please), Page 480

Satsukai Atsukawa, Kimetsu no Yaiba Fanon Wiki

Hiina Matsumoto, Kimetsu no Yaiba Fanon Wiki

Summon-A-Servant Mark VI: The Dark Six (Fate/ Fiction Servants: Read The Threadmarks Please), Page 480

Storm Breathing, Kimetsu no Yaiba Fanon Wiki

Danmachi Ideas, Discussion, and Recs Thread, Page 256