DJexe suggested this idea. Suppose that Shinji ended up in an alternate universe, in an alternate timeline, where demons exist in the night? Suppose that he had a sword that used to be Unit-01, and he could use it to fight against demons? And what if he met someone that was like himself from another universe where he became more than a man after he died and helps him to survive?

Okada Izou, a manslayers of the shogunate's closing days. As a Servant he has been through a lot, especially to a particular Sakura Saber and Demon Archer. But he never expected to be summon in a living body and no idea on what he is suppose to do. Until he found a Ghoul or somthing of a Dead Apostle, let the Dead Apostle hunt begin!

Trying to convince his father to see that dragons can be good went horribly wrong, he was sent to death but managed to escape his fate but now he was cursed when he meet a man know as Muzan kibutsuji.

Muzan encounters the one thing he truly fears. One shot.

This story is about my OC, Aoki Sindriobi, and how he became a Pillar of Hope in Hero Society, learning of the true dark origins of quirks and his family's past as Demon Slayers. (My OC takes place in Lorenzoj10's Breath of a Hero. I love his work, and I hope you guys don't think I'm stealing from his creation)

Izuku Midoriya a normal boy till the age of four when he was abandoned in a forest by parents. Was left to die that is what he thinks he has been there for 12years.With no human contact he conquered the forest and became a king till a group shows up and disturbs his peace. THIS STORY IS NOT MINE it belongs to redpan45 on Wattpad check him out.

When he's spurned, Muzan uses a sleeping curse as a ruse to start a war. Tanjiro has to train to defeat Muzan and his curse.

How does a man become a demon? Hatred? Medicine, perhaps? Maybe its just bad luck? Truth be told, I don't have an answer. But for me, there's only one true demon in this world. We've all seen its face. That's right. I'm talkin' about sadness. Sorrow. Misery. Ain't nobody gonna suffer on my watch. So raise your head. Be proud! Smile! From this moment on, we're family. Narutoxharem.

demon slayer is a future of The naruto world and naruto goes to future and helps tanjiro

Life was never easy for Tanjiro, yet he and his family always remained happy. Happiness met a devastating end at the strong smell of blood leading to a cloaked man with a sword. Disaster continued when his sister, Nezuko, was turned into a demon! With a new sense of vengeance, Tanjiro must find the man and restore his sister with the help of a certain half-blood demon hunter.

Natsuki Shima is a famous Pokémon champion that one day she got teleported in another world where demons exist. While she searches for a way to get home, Natsuki decided to help an organizaton called Demon Slayer Corps to save other people's life from death and blood.

Saitama after shopping ends up in another world that he wasn't familiar with. He was confused until some flesh-eating demons start attacking them. Saitama starts to wander around until he found a brave boy fighting alongside with the slayers. and the brave boy Tanjiro becomes a duo in searching for the rumored demon king and in hopes to cure Tanjiro's younger sister Nezuko.

OCs ( Lucas and Catherine) are mine. slight manga spoilers for KNY. All rights reserved. Credits belong to the author of Kimetsu no yaiba (Koyoharu Gotouge) and My Hero Academia( Kohei Horikoshi). I do not own any of the other characters in the book .

"Mom? Who are those people?" A stubby finger pointed to two men. One of them had two large cleavers on his back and silvery hair, and the other had hair like fire. "They are freaks, Dudley. Just like Harry." In this story, Harry Potter is raised by the Rengoku family, before becoming the student of Masachika Kumeno, the former Wind Hashira.

In a world where demons used to exist, normal people have now developed super natural abilities. One of these people is a boy named Izuku Midoriya. By slight chance, he meets a descendant of the demon slayers. What happens when he gets wrapped up in a war thought to have ended long ago?

Rella has been mistreated by her Butterfly sisters all her life, when a way out presents itself as Prince Zenitsu's ball. But to get there she will have to make a deal with the devil.

Flashy Flash has been having doubts about his speed. But when he breaks time and is forced back through it, he is given the task of protecting Tanjiro and aiding in killing Muzan. Go through the story as Flash rips through the DS verse with new powerful foes to back up the demons.

"Gehahah! Who wants a piece of me!" -Inosuke, probably. one shot fic surounding a very (not) sane student

Tanjiro Kamado is a Yokai Taijiya; a demon slayer. He lives in the Yokai Taijiya village with his family and his sister Nezuko. Then one day hunting a boar demon, Inosuke; he meets two girls from the future and is attacked by a wandering monk, Zenitsu, releasing—Muzan.

Ulbert is getting old, but his teeth are still young for some flesh. Will he try to help the demons or demon slayers? Neither. Just gonna kill everyone who isn't pro-yddrasill. Seems reasonable.

Tanjiro Kamado is Trapped in Sword Art Online alongside 10,000 other players, can his families Kagura Dance help him get out unscathed? Or will he suffer like many others? Will he make it back to the real world to his comatose sister Nezuko? Or will he die trying? Find out by reading the Hinokami Chronicles! Ongoing

Tanjiro becomes a demon slayer and a Pokemon trainer!

In the World of Hero’s everything seems normal but in the darkness Demon hide in it. The demon king turned hero in training into a demon but with unforeseen consequences (Up for Adoption)

It is the last Day of Yggdrasil and Ulbert logs in, seeing his friend Momonga, they both spend the last minutes together. Yggdrasil ends and Momonga gets send to the New World with Nazarick, but what about Ulbert? He gets send into a World full of... Demons and Demon Slayers! Let's see how our favourite Demon Goat deals with this Situation.

The reincarnation of the Mist Hashira Murichio Tokito, Izuku Midoriya, wanted nothing more than to help others. However, in a world of miraculous superpowers called quirks, Izuku was quirkless. A demon twice removed from the Progenitor, Hitoshi Shinsou, yearned to be a hero despite his villainous aspects. Will the demon and the Demon Slayer achieve their dreams?