Arturia Lancer is our everything! There are very few fanfictions with Arturia Lancer!
ch 12 Everyone Gets What They Wanted
Anime & Comics · Great_Darkness
The second option is good... but I have a question, will there be Yanderes?!
ch 0 1 Important Notice
Anime & Comics · Arata_San
female! A yuri harem is a must!
Yes, add Mordred to the harem, I have never seen an oyakodon with Artoria and Mordred
ch 23 The Day passes[Bonus Chapter]
Anime & Comics · Akros_Zero
Harem!!!😭
ch 0 5 Poll on waifu and harem pls comment
Video Games · KittyGunmaster
Does he have such an appearance?
ch 0 1 The Devil's Game 1.1
Anime & Comics · Nothing121
Author, don't forget that in the original, Muzan never left Japan. He could have simply left to avoid many problems, but in your case, you can come up with something like this; it doesn't necessarily have to take place only in Japan!
ch 0 3 Tavern
Demon Slayer : Me Muzan
Anime & Comics · ImagineMaker