My Hero Academia/僕のヒーローアカデミア and Demon Slayer: Kimetsu No Yaiba Crossovers
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Different Worlds- MHA x KNY crossover fanfic by Rhut2022
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 .
Rated: T - English - Supernatural/Adventure - Chapters: 2 - Words: 2,229 - Updated: 10h - Published: 10/15
Forgotten for a reason by Mob.k reviews
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.
Rated: M - English - Humor/Adventure - Chapters: 46 - Words: 63,524 - Reviews: 6 - Favs: 81 - Follows: 100 - Updated: 10/8 - Published: 7/9 - Izuku M., 1-A Students, 1-B Students
Rise of the Sword Hero: The Nature Hashira by Skellyboi420 reviews
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?
Rated: M - English - Adventure/Drama - Chapters: 13 - Words: 40,126 - Reviews: 7 - Favs: 56 - Follows: 62 - Updated: 9/27 - Published: 6/27
Blaze, Breath of a Hero by JThestoryteller2
Aoki is a quirkless middle schooler who lost his father to a villain attack and almost his mother from a young age, taking care of his younger sister and grandmother as he strives to become a hero in a world that looks down on him for being born quirkless, learning about the true origin of quirks and his family past as DemonSlayers.(Original story from LorenzoJ10"Breath of a Hero")
Rated: M - English - Family/Tragedy - Chapters: 3 - Words: 9,729 - Favs: 6 - Follows: 11 - Updated: 9/11 - Published: 4/6 - 1-B Students, 1-A Students, Muscular, Kyoka Jiro
MHA: reborn as Deku by Rotten Sarcophagus reviews
MC reincarnates as Deku, he was ready to become a hero without any Quirk but some things don't make sense. "What do you mean I'm not Quirkless?" "Whose the number one hero!" minor Demon Slayer cross over cuz I forgot Mirio existed. [MHA AU SI]
Rated: M - English - Parody/Adventure - Chapters: 25 - Words: 22,384 - Reviews: 28 - Favs: 11 - Follows: 11 - Published: 8/7 - Izuku M., Katsuki B. - Complete
Akaza Deku by ChristianBR reviews
Izuku Midoriya the fighting hero. Not every hero is how someone thinks because not everyone is in a world with superpowers that can be mutated by those superpowers. up for abortion
Rated: M - English - Supernatural/Adventure - Chapters: 13 - Words: 52,589 - Reviews: 5 - Favs: 24 - Follows: 22 - Updated: 7/19 - Published: 5/20 - Izuku M., Nejire Hado
Struggles of the Modern-day Demon by Rae of Frost reviews
Hitoshi is a demon, and sometimes he wishes for a swordsman to come along and put him out of his misery. He becomes a hero student in an attempt to cure his boredom. He ends up becoming the impromptu parent of nineteen students and an exasperated teacher. The results have been… mixed.
Rated: T - English - Supernatural/Humor - Chapters: 1 - Words: 4,763 - Reviews: 2 - Favs: 8 - Follows: 5 - Published: 7/13 - Tenya I., Shouto T., Hitoshi S., Chizome A./Stain - Complete
The Demonic Hero Kokushibo by Yoriichi6005 reviews
Izuku Midoriya was born with a demonic quirk and was shunned and neglected his whole life. Lets see how his life continues as he left his old life behind.
Rated: T - English - Adventure/Drama - Chapters: 7 - Words: 11,770 - Reviews: 18 - Favs: 102 - Follows: 105 - Updated: 6/16 - Published: 10/26/2022 - Izuku M., Momo Y., 1-A Students, Rumi U./Mirko
Droga da 1A by NatiKamado
O vento ia aumentando a intensidade à medida que ele ganhava altitude, soprando rajadas de neve em seu rosto e congelando as mechas úmidas dos cabelos loiros.
Rated: M - Portuguese - Romance - Chapters: 2 - Words: 2,831 - Updated: 6/11 - Published: 4/16 - 1-A Students, All For One, Dabi
Nezuko in MHA (Demon SlayerXMha) Villain Deku au by Sailor Galaxy Animations
Nezuko Kamado Is a Demon. When fighting the upper moons five and four Nezuko starts to burn in the sun. Upper moon four Hantengu felt bad for her and used the last of his power to teleport her into the world of heroes. But on the hero's end, Deku becomes a villain and wants to kill Bakugo. What will happen? Will Nezuko help the heroes or Villain Deku? Read to figure it out.
Rated: T - English - Adventure/Romance - Chapters: 2 - Words: 1,004 - Favs: 3 - Follows: 4 - Updated: 5/14 - Published: 5/12 - Katsuki B., Shouta A./Eraserhead, Nemuri K./Midnight, Nezu/The Principal
The Lost Hero (My Hero Academia X Demon Slayer) by Sailor Galaxy Animations reviews
Class 1-A were fighting villains When Bakugou was sucked into a portal Now look where he ends up in the world of Demon Slayers Y/N X Bakugo
Rated: T - English - Adventure/Romance - Chapters: 7 - Words: 10,685 - Reviews: 2 - Favs: 7 - Follows: 7 - Updated: 5/11 - Published: 4/17 - Katsuki B.
The lost hero Modern Au by Sailor Galaxy Animations
The rip-off of The Lost Hero. Please Read first. Thanks
Rated: K+ - English - Family/Romance - Chapters: 2 - Words: 1,149 - Published: 5/4 - Izuku M., Toshinori Y./All Might, Katsuki B., Shouto T.
Destroyer of Demons by Wiggleyotter reviews
Four-year-old Izumi was living the life. She was well liked, great grades, friends with even the very crass Bakugou Katsuki, but one night her mother is murdered and eaten by a demon. What happens when the current Sun Hashira saves her and trains her in the ways of the Demon Slayer Corps? (Rated M for extreme violence and gore, harsh language. You have been warned.)
Rated: M - English - Tragedy/Horror - Chapters: 1 - Words: 16,486 - Reviews: 5 - Favs: 32 - Follows: 40 - Updated: 4/9 - Published: 1/4/2022
I Don't Wanna Be A Hero! by RoseRedz 3 reviews
Zenitsu, Genya, Kaigaku, Sanemi, and Giyuu are teleported to the MHA universe, while in the midst of the Infinity Castle Battle. Ha ha, what could possibly go wrong? Apparently everything. (This is satire, I swear-) [Contains SaneGiyuu, and possibly crossover pairings]
Rated: T - English - Humor/Hurt/Comfort - Chapters: 2 - Words: 5,117 - Reviews: 2 - Favs: 24 - Follows: 30 - Updated: 11/16/2022 - Published: 10/1/2022
Yushiro and Quirks Oneshot by AWall-86 reviews
A Headcanon/Oneshot on if the demon slayer and the MHA universes were the same one.
Rated: T - English - Drama/Mystery - Chapters: 1 - Words: 1,000 - Reviews: 1 - Favs: 5 - Follows: 5 - Published: 10/18/2022 - Complete
Tattoo AU by BooksForLifeBowties
The artists enter a tattooing competition.
Rated: T - English - Friendship - Chapters: 1 - Words: 1,898 - Favs: 3 - Follows: 3 - Published: 9/25/2022 - Izuku M., Katsuki B., Shouto T. - Complete
The insect breather by molinajericograndier
Onyotsu an inspiring demon slayer aiming to become a great demon slayer just like her idol shinobu kocho, she has train herself through her idol and practice shinobu's breathing technique insect breathing. Now she is on her way to the demon forest to uphold her test but once she got there she noticed something very unbelievable she couldn't understand
Rated: K - English - Adventure/Mystery - Chapters: 2 - Words: 3,263 - Favs: 6 - Follows: 3 - Updated: 8/1/2022 - Published: 7/30/2022
Honeymouth by angstea reviews
In which Hitoshi Shinsou is reincarnated as Hitoshi Kamado, and is the moon to Tanjiro Kamado's sun.
Rated: T - English - Angst/Adventure - Chapters: 4 - Words: 7,925 - Reviews: 4 - Favs: 26 - Follows: 35 - Updated: 6/13/2022 - Published: 6/5/2022 - Hitoshi S.
Return of the Eight Headed Serpent by Alias001 reviews
No true summary yet. Original characters! Demon SlayerDeku! Deku has a Quirk! FemaleDeku!
Rated: M - English - Supernatural/Adventure - Chapters: 3 - Words: 1,889 - Reviews: 2 - Favs: 49 - Follows: 58 - Updated: 6/10/2022 - Published: 6/6/2022 - Izuku M.
Thunderclap and fart, i meant flash by dontworryimlicensed1 reviews
So basically Zenitau get reincarnated in the world of MHA and becomes a hero and accomplishes his will.
Rated: K+ - English - Supernatural/Fantasy - Chapters: 6 - Words: 2,646 - Reviews: 6 - Favs: 12 - Follows: 20 - Updated: 5/15/2022 - Published: 7/24/2021 - 1-A Students, All For One, 1-B Students
Hizashi Yamada vs the demon horde by Talespinner69 reviews
Hizashi and his fellow UA staff members are drawn into a conflict that was spawned centuries before the era of quirks first began when a mysterious demon girl seeks to capture another one of Hizashi's friends that his co-workers are surprised he has. (Sequel to 'Hizashi Yamada vs. the zombie apocalypse') (Crossover with Demon Slayer) (Crack fic elements) (Rating pending)
Rated: M - English - Supernatural/Parody - Chapters: 4 - Words: 9,759 - Reviews: 3 - Favs: 6 - Follows: 3 - Updated: 2/27/2022 - Published: 2/17/2022 - Shouta A./Eraserhead, Hizashi Y./Present Mic, Sekijiro Kan/Vlad King - Complete
Sky Pillar BNHA x KNY Female Insert by IcecreamCat23 reviews
Dive into the world of Demon Slayer through the eyes of a character with your name and her brother! Then watch a double crossover happen. You and Ryuko from the world of Demon Slayer to the world of My Hero Academia, while two others from the world of My Hero Academia arrive into the world of Demon Slayer! Enjoy!
Rated: T - English - Adventure/Friendship - Chapters: 3 - Words: 7,312 - Reviews: 1 - Favs: 3 - Follows: 2 - Published: 8/6/2021
Found Family of Fire by Agent Grayson reviews
After his ill-fated battle with Akaza, Rengoku Kyojuro wakes up in another world, one with quirks and new technology and very quickly a new family for him to join. The Todoroki siblings have been longing for someone to rescue them from their father for years now but never expected their savior to come in the form of a strange man who seems to know nothing about the world he is in.
Rated: T - English - Family - Chapters: 2 - Words: 8,924 - Reviews: 20 - Favs: 164 - Follows: 196 - Updated: 8/4/2021 - Published: 7/14/2021 - Shouto T., Enji T./Endeavor, Fuyumi T., Natsuo T.
Breathing is Fun, Discontinued by TheLoopyLegend reviews
Izuku is a quirkless kid in a superhuman society. He trains to become a water-breather demon slayer. He becomes a vigilante too. This is my first fanfic so..yeah I'm not experienced. Also I have a really bad habit of writing "..." so sorry
Rated: K+ - English - Fantasy/Humor - Chapters: 9 - Words: 13,777 - Reviews: 19 - Favs: 63 - Follows: 76 - Updated: 6/24/2021 - Published: 5/22/2021
My Hero Acadamia watches Demon Slayer by bmidd111 reviews
A Demon and a Goddess brought the Hero's and students of UA High School in to watch the adventures of Tanjiro and Nezuko Kamado. What are their reactions?
Rated: M - English - Fantasy/Supernatural - Chapters: 7 - Words: 41,135 - Reviews: 48 - Favs: 409 - Follows: 447 - Updated: 6/9/2021 - Published: 4/3/2021 - Toshinori Y./All Might, 1-A Students
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