Harry Potter Crossovers
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The Potters by Brenna's Urbangirl Projects reviews
Buffy Summers was born the elder sister of Harry Potter and given up for adoption. Twenty years later while going through Joyce's effects after her death, Buffy finds her adoption papers and taking Dawn along, goes in search of her birth family. Pairings - Buffy/Willow, Dawn/Ginny, Harry/Hermione
Crossover - Buffy: The Vampire Slayer & Harry Potter - Rated: T - English - Supernatural/Fantasy - Chapters: 18 - Words: 71,462 - Reviews: 54 - Favs: 102 - Follows: 152 - Updated: 11h - Published: 1/31 - Buffy S., Dawn S., Harry P.
What If by lena71590 reviews
[Book One] Did you ever want to change something in your favorite book or movie? We all know it's impossible. But what if eight young teenagers with amazing abilities changed the end of the story? And what if our reality was just one among a thousand realities? [THANK YOU SO MUCH FOR 1K VIEWS!]
Crossover - Harry Potter & Avengers - Rated: K+ - English - Adventure/Romance - Chapters: 9 - Words: 21,572 - Reviews: 3 - Favs: 8 - Follows: 8 - Updated: 11h - Published: 12/28/2021 - Harry P., Draco M., Captain America/Steve R., Spider-Man/Peter Parker
Magical Marvel by athassprkr reviews
A sick 16 year old MC dies at the same time, emerald eyes open up confused. Shouldn't I be dead? Why the hell am I so tiny? What's my name? What are these voices in my head? Follow the young telepath as she make way in a world of gods and magic. Will she make her mark in this scary world or did she already do so. Fuck, time travel is really confusing. (SI!Fem!Harry) TimeTravel
Crossover - Harry Potter & Avengers - Rated: M - English - Adventure/Fantasy - Chapters: 83 - Words: 202,961 - Reviews: 1005 - Favs: 2,035 - Follows: 2,480 - Updated: 11h - Published: 7/2/2021 - Harry P.
The Dragon Does Overwatch by megamatt09 reviews
A series of encounters between Harry and the lovely women of Overwatch. Not for children.
Crossover - Harry Potter & Overwatch - Rated: M - English - Romance - Chapters: 1 - Words: 4,616 - Reviews: 6 - Favs: 36 - Follows: 32 - Published: 12h - [Harry P., Angela Z./Mercy, Lena O./Tracer, Amélie L./Widowmaker]
Finding your way home by Crocogirly reviews
Mac (fem.Harry) moved to Tokyo when she was 8 when Vernon took a promotion at work, mostly to get away from the magic community back in England. It worked; no one from Hogwarts came for her when she turned 11. Mac grows up in Tokyo and attends Teiko with the Generation of Miracles. How will her life turn out away from Hogwarts?
Crossover - Harry Potter & Kuroko no Basuke/黒子のバスケ - Rated: T - English - Romance/Friendship - Chapters: 124 - Words: 775,893 - Reviews: 543 - Favs: 1,116 - Follows: 1,134 - Updated: 12h - Published: 3/6/2018 - [Harry P., Aomine D.] Kagami T., Generation of Miracle
The squib who became Iron Lad In DC by Cathbel
Being reborn after a betrayal was good. Being reborn in the the Wizarding world is also good. Being reborn in a crossover reality between DC and Harry Potter, however... Not so good. It's also not good being reborn as a squib in such a reality. However, Ned Stark won't let that get him down !Ned Stark will rise and become one of the world's fiercest defender !
Crossover - DC Superheroes & Harry Potter - Rated: K+ - English - Sci-Fi/Supernatural - Chapters: 2 - Words: 4,814 - Favs: 10 - Follows: 13 - Updated: 12h - Published: 3/4
Warhammer 90K by Jscarlos18 reviews
Its the 91st millenium and the fate of the universe is about to be decided. Meanwhile in Surrey, a family is about to meet their nephew,
Crossover - Harry Potter & Warhammer - Rated: M - English - Horror/Sci-Fi - Chapters: 25 - Words: 74,284 - Reviews: 27 - Favs: 73 - Follows: 103 - Updated: 13h - Published: 6/13/2021 - Harry P.
Les Yeux d'Or by Mimi76lh reviews
{FAÎTES VOS VŒUX 2022 - LYLA0Ï} - Attendu au Terrier pour le mariage de son frère Ron, Charlie Weasley profite d'une grasse matinée dans les bras de son mari. Ses pensées le ramènent plusieurs années en arrière aux circonstances de sa rencontre avec celui qui partage aujourd'hui sa vie. Son bel ange aux yeux d'or.
Crossover - Harry Potter & Twilight - Rated: T - French - Romance/Hurt/Comfort - Chapters: 1 - Words: 1,930 - Reviews: 3 - Follows: 4 - Published: 14h - [Charlie W., Jasper] Carlisle
Enuma Gremory, King of Heroes by Alias001 reviews
No true summary yet. FemHarry. Dark implications.
Crossover - Harry Potter & High School DxD/ハイスクールD×D - Rated: M - English - Adventure/Family - Chapters: 39 - Words: 26,299 - Reviews: 46 - Favs: 294 - Follows: 352 - Updated: 14h - Published: 10/20/2021 - Harry P., Rias G., Venelana G.
Harry Potter Singer by kjtrack reviews
Bobby is there in Godrics Hollow that night on assignment from a friend of Rufus. He adopts Harry and brings him to America. Harry is Bobby's son and learns everything from him. Will include the Winchesters at least as frequent guests if not more later.
Crossover - Harry Potter & Supernatural - Rated: K+ - English - Chapters: 2 - Words: 3,627 - Reviews: 1 - Favs: 35 - Follows: 45 - Updated: 14h - Published: 2/14 - Harry P., Sirius B., Remus L., Bobby S.
An Irrevocable Condition by MaeglinYedi reviews
Harry doesn't age while everyone he loves does. Sick of losing all those around him, Harry decides to move to a new world thanks to a ritual Hermione found. He ends up in a shithole without indoor plumbing where he meets a small but clever fellow named Bilbo Baggins who brings him along on a little adventure towards the east. Harry/Glorfindel
Crossover - Harry Potter & Lord of the Rings - Rated: M - English - Adventure/Romance - Chapters: 7 - Words: 33,048 - Reviews: 15 - Favs: 92 - Follows: 126 - Updated: 15h - Published: 3/2 - [Harry P., Glorfindel] Bilbo B., Elrond
Majo Kon-ki - The Marriage of Tanya the Witch by Roth9 reviews
Tanya finally fulfilled her duty, the war was over, the Empire future secure, and as a bonus, she got hid of Being X. Still her enemies didn't forget about her, but as she is to be executed by the Russy, a new 'employer' offer her a chance to return to her original world and former life. Only, first, she must recover something to him.
Crossover - Harry Potter & Youjo Senki: Saga of Tanya the Evil - Rated: M - English - Humor/Drama - Chapters: 5 - Words: 20,879 - Reviews: 24 - Favs: 69 - Follows: 95 - Updated: 16h - Published: 10/29/2021 - Harry P., Tanya
High Protector by kjtrack reviews
Through sheer coincidence Steve Rogers is named High protector of House Potter during WWII. After coming out of the ice he recieves a letter from Gringots asking to see him regarding his status. Dumbledore evil timeline shenanigan's.
Crossover - Harry Potter & Avengers - Rated: K+ - English - Chapters: 9 - Words: 22,108 - Reviews: 55 - Favs: 316 - Follows: 517 - Updated: 16h - Published: 11/4/2021 - Harry P., Captain America/Steve R.
Into the Maelstrom by alexandertheII reviews
An interloper from Harry's home, the inherited responsibility for a group of Alderaanian refugees and the Outer Rim's usual scum and villainy are here for our heroes, scoundrels and Arden to contend with in this third installment of my The New World series and the sequel to Shadow of the Consortium.
Crossover - Star Wars & Harry Potter - Rated: M - English - Adventure/Sci-Fi - Chapters: 3 - Words: 14,273 - Reviews: 34 - Favs: 371 - Follows: 585 - Updated: 16h - Published: 2/6 - [Harry P., Leia O.] OC, Hermione G.
Harry Potter and the Witchcrafters by Darkscythe Drake reviews
In a world where magic isn't hidden, where powerful spellcasters and deadly monsters lurk, a witch from a rising magic guild and with her adoptive son try and survive each day with their friends. Emphasis on try; explosions are too frequent for any guarantee. (This is not the DM Spirit World).
Crossover - Harry Potter & Yu-Gi-Oh - Rated: T - English - Fantasy/Adventure - Chapters: 2 - Words: 7,997 - Reviews: 1 - Favs: 15 - Follows: 19 - Updated: 17h - Published: 2/6/2021 - Harry P.
VORACITY I - New World by Raven AzuNoctuli reviews
Coincé dans le personnage qu'il avait créé, Harddyn Emeryas, alias Harry Potter, va devoir d'habituer à ce nouveau monde mais aussi à ce nouveau corps tellement différent de celui qu'il avait quitté. Soumis à de nouveaux appétits voraces pour la chaire sous toute ses formes, le Maître de la Mort décide d'aider son ami le Roi Sorcier à conquérir ce monde. GreyHarry, slash Harry/Many
Crossover - Harry Potter & Overlord/オーバーロード - Rated: M - French - Supernatural/Horror - Chapters: 36 - Words: 371,761 - Reviews: 127 - Favs: 100 - Follows: 105 - Updated: 17h - Published: 8/13/2020
La dernière Volonté : Les desseins de la Vérité by Le saucisson des tenebres reviews
Réconciliés, Edward et Envy devront rassembler leurs alliés. Leurs recherches vont leur apporter des réponses insoupçonnées qui leur permettront de réaliser leur destin, quel qu'il soit... Programme chargé en vue ! [no slash, gen]
Crossover - Harry Potter & Fullmetal Alchemist - Rated: T - French - Hurt/Comfort/Angst - Chapters: 21 - Words: 130,092 - Reviews: 25 - Favs: 11 - Follows: 13 - Updated: 17h - Published: 10/16/2021 - Voldemort, Albus D., Edward E., Envy
Magical Journey by ladyofthecelts reviews
Merlin's spell accidentally went wrong causing him and Arthur travel to the future, more specifically - to Hogwarts, School of Witchcraft and Wizardry. With the help of three teenage wizards they will try to find a way to return to their time to Camelot. This, however, will also involve attending classes... PS: I don't own Merlin, Harry Potter and characters from both series.
Crossover - Harry Potter & Merlin - Rated: K - English - Fantasy/Friendship - Chapters: 6 - Words: 12,146 - Reviews: 18 - Favs: 9 - Follows: 10 - Updated: 18h - Published: 1/30 - Hermione G., Arthur, Ron W., Severus S.
Lightning, Part 2: An Eventful Fourth Year by The New York Bear reviews
Sequel to "Lightning, Part 1" (which you should read first). 1 year ago Harry Potter discovered he was a mutant as well as a wizard and helped found the X-Men. Now in his fourth year of magical schooling he faces new adventures both in and out of the magical world. Featuring the original X-Men. Not a time travel story. Marvel Universe moved forward 30 years. Good Dumbledore.
Crossover - X-Men & Harry Potter - Rated: K+ - English - Adventure/Friendship - Chapters: 10 - Words: 41,649 - Reviews: 39 - Favs: 198 - Follows: 278 - Updated: 19h - Published: 1/16 - Harry P.
Speechless by LunarHarmonious reviews
All information is in the first chapter. Rated M. New start of this story, may sounds similar in first chapter as it is re-uploaded, but with new chapters. Hope you like it.
Crossover - Harry Potter & Twilight - Rated: M - English - Supernatural/Romance - Chapters: 10 - Words: 17,016 - Reviews: 2 - Favs: 18 - Follows: 30 - Updated: 20h - Published: 2/16 - [Hermione G., Embry] [Sam, Emily]
Unexpected Turns by SlytherinB69 reviews
After life not going the way she wanted, Hermione ends up in Ohio, turns out life is better when you don't know what is going to happen next! Based on the last episode of supernatural.
Crossover - Harry Potter & Supernatural - Rated: M - English - Chapters: 4 - Words: 3,244 - Reviews: 2 - Favs: 3 - Follows: 9 - Updated: 20h - Published: 3/1 - Hermione G., Sam W., Dean W.
Mirror, Mirror on the Wall-Please, Lead me Back Home by FateFreak
Do not let go of that hand, at all costs. Then…why did you force me out?
Crossover - Harry Potter & Disney: Twisted Wonderland/ディズニー ツイステッドワンダーランド - Rated: T - English - Humor/Friendship - Chapters: 3 - Words: 27,036 - Favs: 8 - Follows: 6 - Updated: 20h - Published: 3/2 - Harry P., Ron W., Hermione G., Albus D.
Harry's new game plus by kurokitsune028 reviews
A gamer fic! OP Harry. Come and read about a Harry Potter who won't be manipulated, used or threatened. He's a monster to his enemies and a gentle and loyal friend to his allies, beware villains of the multiverse don't dare poke this dragon lest you end up dead. Currently visiting the MCU.
Crossover - Harry Potter & High School DxD/ハイスクールD×D - Rated: M - English - Adventure/Supernatural - Chapters: 41 - Words: 275,024 - Reviews: 760 - Favs: 1,291 - Follows: 1,548 - Updated: 22h - Published: 11/4/2021
Protecting Harry by Fairywm reviews
The spirit of Hogwarts feels Harry needs protection. Dumbledore isn't doing a good enough job, so she calls on the only man she feels can get it right. Prophecies fear him, demons flee from him, and Slayers love him. Enter Xander Harris. Fanfic of a fanfic. It's a bit more serious than the original. The original story, Potter's Protector, is written by mjimeyg.
Crossover - Buffy: The Vampire Slayer & Harry Potter - Rated: T - English - Drama/Family - Chapters: 18 - Words: 88,574 - Reviews: 128 - Favs: 222 - Follows: 318 - Updated: 23h - Published: 2/10 - Xander H., Joyce S., Spike, Harry P.
CoVT x Harry Potter: Year 4 Slays by Spectrum Scribble
(CoVT Genderswap AU) Valerie Tod has survived her first year as a transfer to Hogwarts, but that's just the tip of the iceberg. With the Triwizard Tournament comes new challenges, new dangers, and new choices that will leave her wondering: What does being the Pravus mean exactly? And can she change fate, or will she be sucked in by it?
Crossover - Harry Potter & Chronicles of Vladimir Tod - Rated: T - English - Adventure/Supernatural - Chapters: 7 - Words: 8,585 - Favs: 1 - Follows: 1 - Updated: 3/5 - Published: 8/1/2021 - Harry P., Draco M., Vladimir Tod, Otis
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