Threat to Humanity detected. Counter Force Intervention now implementing– failed. Spiritron Stability impossible. Servant Summoning impossible. Searching for viable vessel alternatives– found. Newly augmented Spirit Origin established. Counter Guardian EMIYA summoned. Class BERSERKER. Mission Objective: Slay all the Demons!

Aun cuando se creyese que All For One podría ser la primera gran amenaza con la que la humanidad tuvo que lidiar tras la aparición los quirk, lo cierto es que la humanidad no podría estar más equivocada y es que aunque no lo parezca, un antiguo mal de pasado, el cual no se había visto desde la era Taisho, parecía amenazar con resurgir nuevamente de entre las sombras

A Crossover story Challenge between Twilight Princess & Demon Slayer for anyone that want's it. Featuring Link after saving Hyrule being put into the events of Demon Slayer.

When Marin moves in next door to the Shabana siblings, at first they seemed destined to be enemies. Afterall, the Shabanas were rude, crude and insufferably jealous of anyone who did anything better than them. Everybody hated them so why bother getting close at all? Yet here she was adopting them like strays behind a dumpster.

When Annabeth dies facing Gaea, Percy asks the gods for one wish: be sent somewhere to be free from their influence. He did not expect, however, to be sent to a world eerily similar to Japan, filled with demonic beings called Onis. Soon enough, Percy finds himself joining the Demon Slayers Corps, and now must navigate a dangerous new world with a newfound purpose. [Uptades weekly]

She was once a holy woman, who vanished the cursed jewel that cost a lot of lives. However, she was brought to sleep and was sealed for years due to her regrets. Now, she was awaken, was being called upon by the gods and was summoned to another time.

Kamado Tanjiro was never a killer and never a bad person. He had principles and morals he'd rather die for than breaking. But fate didn't care bout his feelings. The truth couldn't care if he was a good of bad person. And only a mysterious Goddess can help him to face this reality that struck him.

Muzan Kibutsuji was dead- dying at the hands of The Demon Slayers after warring with them for over 1000 Years. When he died, he knew full well that he was never going to reincarnate... or so he believed! After an untold amount of time in the void, a strange voice gave him a choice, remain in the void for the rest of time? Or... become reborn. He chose the latter.

“Listen, Tanjiro… what I’m about to tell you was a story passed down from our ancestors,” bright dark red eyes look at his grandma, eager to listen “What is it, grandma?”. His grandma who looked at him, smiled softly at his adorable expression, “it’s about a girl who overcame time…”

Michikatsu Tsugikuni And Yoriichi Tsugikuni Are Given A Second Chance And Are Reborn In The Future As Kouichi Kimura And Kouji Minamoto A Story About Brotherhood That Transcends Life Times

Yoriichi lives on in the Taimanin Asagi world watch now as the demons tremble in fear of the Sun breathing swordsman. Yoriichi Harem. Op Yoriichi.

One year. Exactly one year since the death of a Mother. The Kurosaki family, engulfed in grief, stayed out longer then they should have, encountering a demon on the walk home. Good thing a Demon Slayer was around to save them. Inspired by The Butterfly(Kurosaki) effect. Rated T for now, may become M as story matures.

An otaku with a very unhealthy lifestyle of Eating Fastfood and watching anime, along with writing Fanfiction. Dies. I know shocker. He gets chosen by the RS System or Reincarnation System and decides to go the Ghost Rider Route. Follow his Journey as he Levels up, gains skills, and collects a hare- Huh... He's an Asexual? Welp the other stuff is still true. Gamer-SI.

Yoriichi is confused. He remembers vividly of the day his heart stopped, the day he stopped breathing. But if he did, then why can he feel blood sluggishly running through his veins, lungs expanding and constructing in the way he has done all his life, a pulse that is barley notable but still ever present?

Chris wanted nothing much, just to finish school, get his act togethor, maybe even study. But his world gets turned upside down when tears begin flowing. And a voice claiming to be an Japanese folk demon begins living in his head. Things began to fall apart and grasping at the straws of hunger. Maybe he could do some good, or he'd be just another monster infesting the Bay.

Eri prays for a new life far away, and her pleading is answered, suddenly surrounded by people who need hugs. Kokushibo and Nakime are now parents, Akaza, Doma, and Muzan are uncles, Daki is an aunt, the other two are the odd cousins, and none of them have the slightest clue why she has a horn and where she got powers.

Picked up from the Original story "Once a Shinobi Now a Demon Slayer". Sent to another dimension as a last-ditch effort by Kaguya and Having lost everything he ever cared for, Naruto finds himself alone in the world of Demon Slayers. Reluctant to play the role of a hero again, he decides to lend his aid to a demon looking to atone for her sins.

Tanjiro goes training in a lake and its mysteriously transported into a new world. A world that has devils, angels, and Fallen Angel. He will crashes with all kinds of other races and explore a new world, meet new friends and discover the truth about faith. Tanjiro will do what he can to protect his new friends. Also Crossover with Bungo Stray Dogs.

A mirror can lead you to a new world. Some who possess the power to grant others to go through other worlds thanks to mirrors is a power that can be scary. Another form of chaos arrives at Bayville, in the dark of the night, so powerful that can be trouble even for the X-Men. Rated M for Harem, language, and Gore.

In his final battle, Yoriichi succumbs to old age, having failed to accomplish what he believed to be born to do, leaving his world as a man of no worth. Now in the other-realm, he is given the choice to pass onto the afterlife or be sent to a new world of monsters and magic to defeat a Demon King. Transported to this new world, follow his journey in this wonderful world!

Dr. Datenshi had seen it all. He was there when Admiral Perry ended Japan's Isolationism, he was there when Emperor Meiji turned Japan into a World Power, he was there during the Greatest Generation of Demon Slayers. He was there when Humanity looked to the stars, and joined a galactic community. Dr. Datenshi had seen it all… But Fate, it seemed, wasn't done with him yet.

Su felicidad fue arrebatada por el miedo y la cobardía de un solo ser. Su calma fue arrebatada cuando su vida es envuelta en una tragedia que lo cambió. El dolor y la oscuridad cubrieron su vida hasta que, un día, todo cambió. Estaba decidido a acabar con aquel hombre que causó tanto mal al mundo y a él, y nada lo detendría, ni el amor de una bella mujer.

There's another kid who sailed on the Oro Jackson aside for Shanks and Buggy. Fem!Zenitsu in OP an AU for my existing story

A series of memories. Shinobu attempts to connect with a new addition to her home thanks to her sister.

"When Raven left that night, she had unknowingly taken another child with her. Ten years later, Sabito Branwen ran away from her. Meeting his sister, Yang Xiao Long, years after that, was a total fluke… It wouldn't distract him from what he was supposed to do; their paths were fundamentally different. It wouldn't distract him... He wouldn't let it...