Harry Potter Crossovers
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Behind the Scars by I-Like-Pie-Too-Dean reviews
One wrong step transports Harry to another realm where he is saved by two men wearing the White Tree of Gondor. Taken in by Gandalf, Harry learns of another war brewing and he is once more forced to fight - or die trying. Starts Pre-LoTR. Slash.
Crossover - Harry Potter & Lord of the Rings - Rated: T - English - Adventure - Chapters: 23 - Words: 35,038 - Reviews: 221 - Favs: 987 - Follows: 1,502 - Updated: 7/22 - Published: 11/28/2017 - Harry P., Gandalf, Boromir
Big Damn Heroes by ColtKit Productions reviews
River has a vision of a little boy in a cupboard, from outside known space. Saving the child leads to an entire galaxy of magic being open up, for both Serenity & the Wizarding World. Aliens From: Halo, Mass Effect, Star Trek, Outlaw Star, & more (Lore differs). Spanking, Yaoi, Multi-Xover. PAIRINGS: Kayle/Simon/Snape (threeway), Remus/Sirius, Inara/Mal, & Hermione/Harry/Ron
Crossover - Harry Potter & Firefly - Rated: T - English - Family/Sci-Fi - Chapters: 14 - Words: 22,380 - Reviews: 18 - Favs: 40 - Follows: 51 - Updated: 7/22 - Published: 9/10/2021 - Harry P., Mal, Griphook
Harry Potter & the Broken Umbrella by LilKiwiBird reviews
Harry only needed two hands (and maybe some toes) to count the number of times he'd interacted with the Umbrella Academy & associates. (For FeralG3) [Rewrite]
Crossover - Harry Potter & Umbrella Academy - Rated: M - English - Fantasy/Family - Chapters: 10 - Words: 31,065 - Reviews: 14 - Favs: 136 - Follows: 185 - Updated: 7/22 - Published: 9/4/2021 - Harry P., Klaus H./The Séance
Harry Potter and the Weirdos from Japan by MasterQwertster reviews
Dumbledore decides to call in some help using an old debt. Shinji and Urahara decide to take Uryu and Ichigo along for the ride. Hogwarts year five, after Thousand-year Blood War.
Crossover - Harry Potter & Bleach - Rated: T - English - Chapters: 30 - Words: 153,605 - Reviews: 683 - Favs: 1,137 - Follows: 1,347 - Updated: 7/22 - Published: 8/3/2014 - Complete
Daisy Potter and the Fallen Angel (Harry Potter ff, Book 7) by rainbowselenaog
Daisy is kidnapped by Tom Riddle while on her quest for Horcruxes, and is forced to attend his now Dark-Hogwarts. Riddle still has his plans to make Daisy fall in love with him and have his children. But when Daisy manages to escape, her, Fred, George, and Terry must hunt down every last Horcrux and destroy them. And when the Battle of Hogwarts arrives, who will fall?
Crossover - Harry Potter & Supernatural - Rated: M - English - Romance/Friendship - Chapters: 40 - Words: 158,396 - Favs: 5 - Follows: 4 - Updated: 7/22 - Published: 3/7 - [Fred W., Tom R. Jr., OC] Terry B. - Complete
Unravelling Tapestries by Brackenfrond reviews
Alabaster Torrington was finally happy with the way his life turned out. He had a boyfriend and a sister and a surrogate sibling, even if he had PTSD. Why his mother decided now was the time to send his family into the past by twenty or so years, to meet some wizards and read some books? Alabaster couldn't say, but his luck had always been terrible. Reading the (HP) books fic.
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: K+ - English - Fantasy/Friendship - Chapters: 7 - Words: 72,048 - Reviews: 5 - Favs: 44 - Follows: 40 - Updated: 7/22 - Published: 8/22/2020 - Harry P., Hermione G., Alabaster T., OC
Walking the Path Part 2 by arturus reviews
Part 2 of AU X-over DH/LOTR. After the warding of Mordor Harry & Luna establish themselves in Isengard. Will their new community survive and will they be able to fulfil the Valar's prophecy? HP/LL Rated for Language/Violence & Adult themes. BEING RE-EDITED FEB 2017
Crossover - Harry Potter & Lord of the Rings - Rated: M - English - Fantasy - Chapters: 15 - Words: 95,993 - Reviews: 172 - Favs: 667 - Follows: 896 - Updated: 7/22 - Published: 1/20/2011 - Harry P.
Deadpool's Fun by Fairywm reviews
Deadpool drops in to the past and in on eleven-year-old Harry Potter with an offer. He makes Harry a super soldier and hangs around for the chaos. crack fic
Crossover - Harry Potter & Marvel - Rated: T - English - Parody/Humor - Chapters: 27 - Words: 63,348 - Reviews: 342 - Favs: 542 - Follows: 542 - Updated: 7/22 - Published: 9/29/2020 - Harry P., W. Wilson/Deadpool - Complete
When you don’t belong by James prongs potter
Do you know what it's like...? Not be accepted but needed? To not be loved but to be respected. Do you know?
Crossover - Harry Potter & DC Superheroes - Rated: T - English - Adventure/Fantasy - Chapters: 3 - Words: 2,735 - Favs: 5 - Follows: 6 - Updated: 7/21 - Published: 7/19 - OC
A hero awakens by Bruce-X-Selina aka BatCat reviews
A hero awakens to fight the darkness. But can he do it?
Crossover - Harry Potter & Kamen Rider - Rated: T - English - Chapters: 7 - Words: 13,853 - Reviews: 8 - Favs: 33 - Follows: 30 - Updated: 7/21 - Published: 8/3/2020 - Harry P., Hermione G., Kivat-bat the 3rd
Sinful Dominion by GoWithTheFlo20 reviews
Horatia Potter had survived war, defeated Tom and greeted death like an old friend. However, nothing is as it seems. People wear many faces, truths are taken for granted and one name can change an entire story. How will she survive political intrigue, assassinations and the decadence of sin? Well, one truth remains. Only a Borgia can love a Borgia. Cesare/Fem!Harry/Juan. Incest.
Crossover - Harry Potter & Borgias - Rated: M - English - Romance/Drama - Chapters: 7 - Words: 39,693 - Reviews: 109 - Favs: 457 - Follows: 519 - Updated: 7/21 - Published: 10/12/2018 - [Cesare B., Harry P., Juan B.]
An Opus Alchymicum Vol 2: The Witch-Consul's Riddle by Th3Alchemist
Harry and Hermione arrive at Hogwarts and unite to uncover the plot focused on the magical school. The Potters now work for the Ministry, an exonerated Sirius joins with Lyra and Mal to chase Dark Forces in the wider world, but the power of the Magisterium runs deeper than they know. Dust, Destiny, and the power of Harmony all clash - in a battle to solve 'The Witch-Consul's Riddle
Crossover - Harry Potter & His Dark Materials - Rated: K - English - Mystery/Adventure - Chapters: 22 - Words: 87,672 - Favs: 10 - Follows: 11 - Published: 7/21 - [Harry P., Hermione G.] Sirius B., Lyra B./S./Lizzy B. - Complete
Alteran Seraphimian Aliance by anothokuro reviews
An action to free Arceus will bring an ancient alliance back to life. The hunt for the stars has begun. Voldemort will soon find out what true power means. And Dumbledore runs against a wall with his manipulations, as Harry frees himself from his grip and starts his true inheritance. Begins in the Pokemon universe and then changes over. Translation of the Original Story.
Crossover - Stargate: SG-1 & Harry Potter - Rated: M - English - Sci-Fi/Adventure - Chapters: 11 - Words: 313,983 - Reviews: 30 - Favs: 173 - Follows: 200 - Updated: 7/21 - Published: 6/2/2018 - Harry P., OC
Kathrin Croft und der Stein der Weisen by sarlinger26
Was passiert wenn eine der größten Archäologin der Neuzeit ein Kind mit einem der größten Tunichtgute in der Geschichte Hogwarts ein Kind bekommt und dieses Kind ganz nebenbei genau wie ihr Vater mit einem Potter befreundet ist. Crossover zwischen Harry Potter und Tomb Raider
Crossover - Harry Potter & Tomb Raider - Rated: K - German - Adventure/Friendship - Chapters: 2 - Words: 1,587 - Favs: 1 - Published: 7/21 - Harry P., Ron W., Hermione G., Lara Croft
Harry Potter and Paw Patrol have some fun by Hallie Rae Marshall
Sequel to Harry Potter and Paw Patrol defeat Mayor Humdinger
Crossover - Harry Potter & PAW Patrol - Rated: T - English - Humor/Romance - Chapters: 2 - Words: 4,358 - Favs: 1 - Follows: 1 - Updated: 7/21 - Published: 7/20
Through the Looking Glass by saxcuL. the all-knowing reviews
In which Harry feeling alone in his first year, looking at his parents in the Mirror of Erised calls out to someone just as alone as he is, that was trapped in the mirror. Harry x C.C(kinda) one shot
Crossover - Harry Potter & Code Geass - Rated: T - English - Hurt/Comfort/Angst - Chapters: 1 - Words: 8,970 - Reviews: 2 - Favs: 30 - Follows: 26 - Published: 7/21 - [Harry P., C.C.] - Complete
Book Two: An Officer and a Witchling by No Country For Old Men78 reviews
After suffering a humiliating defeat, Captain Pilton of the 'Damned' faction decides to accept a mission from He-Who-Must-Not-Be-Named to take out a member of Harry Potter's entourage at Hogwarts, in his absence. But, Harry's friends will find help from the most unlikely ally. Sequel to Of Privates, Princesses and Dragons.
Crossover - Harry Potter & Spec Ops series - Rated: T - English - Humor - Chapters: 8 - Words: 37,410 - Reviews: 2 - Favs: 12 - Follows: 13 - Updated: 7/21 - Published: 4/19/2021 - Hermione G., Pansy P.
The Clash Between Magic & Wizards by RyouBakuraShadow
In a world where everything was magical, places, and society... A boy entered a world beyond his own. But once he enters, he can never go back. What secrets lies underneath... for this man? What are the risks... including not telling his friends?
Crossover - Harry Potter & Yu-Gi-Oh - Rated: M - English - Mystery - Chapters: 51 - Words: 35,986 - Favs: 4 - Follows: 4 - Updated: 7/21 - Published: 12/28/2021 - Harry P., Ron W., Hermione G., R. Bakura
Purple, Green and Small Green by Beginner15 reviews
He really should've been more worried when Death laughed as he sent him off into another universe. But he honestly just wanted to do something besides sitting around, doing nothing. (A/N:Just a random Idea)
Crossover - Harry Potter & Katekyo Hitman Reborn! - Rated: T - English - Humor/Family - Chapters: 13 - Words: 19,375 - Reviews: 75 - Favs: 440 - Follows: 539 - Updated: 7/21 - Published: 1/16/2018
Mistress of Death, Mother? by Catalina MowMow reviews
Hadrianna Potter has sealed herself away from the world waiting for the end of time itself. Death refuses to let her do so. If he has to throw her into a new world and manipulate her to live life again, he will. There is nothing he loves more than his Mistress. Destroying the fate of one world is nothing compared to her happiness. Chapter 2 redone
Crossover - Harry Potter & Naruto - Rated: M - English - Chapters: 2 - Words: 6,873 - Reviews: 2 - Favs: 80 - Follows: 108 - Updated: 7/21 - Published: 7/19 - Harry P., Death, Naruto U., Kyuubi/Kurama
Scion of Sorcery: Phase Two: Two Worlds, One Family by DZ2 reviews
Sequel to Phase One: Harry Strange has returned to Britain, only to be met with the ghosts of his past and darkness in his future. But, with his new friends, his family and his powers by his side, can he bring light back to the darkness? Grey OP/Sorcerer-Supreme-Level Harry; Eventual Haphne; Good Dumbledore
Crossover - Harry Potter & Avengers - Rated: M - English - Adventure/Friendship - Chapters: 1 - Words: 1,953 - Reviews: 15 - Favs: 312 - Follows: 389 - Published: 7/21 - [Harry P., Daphne G.] [Dr. Strange/Stephen S., C. Palmer]
Scion of Sorcery: Phase One: Potter-Strange? by DZ2 reviews
Strange Things Response: When Lily was pregnant with Harry, she knew that he would grow up to be someone special in the world of the mystic ones. But then again, why wouldn't he? After all, his Father is the Sorcerer Supreme! Grey OP/Sorcerer-Supreme-Level Harry; Good Dumbledore (Sequel/Phase Two now posted!)
Crossover - Harry Potter & Avengers - Rated: M - English - Fantasy/Family - Chapters: 20 - Words: 76,610 - Reviews: 767 - Favs: 3,752 - Follows: 3,430 - Updated: 7/21 - Published: 2/25/2017 - [Dr. Strange/Stephen S., C. Palmer] Harry P. - Complete
Harry Potter: Prince of Dragons by The New York Bear reviews
Harry's parents were really Bahamut, deity and king of the good dragons, and his mate (an OC) who had incarnated themselves to live mortal lives as James and Lily Potter. Things went very differently for Harry after Voldemort's attack.
Crossover - Harry Potter & Dungeons and Dragons - Rated: K - English - Fantasy/Family - Chapters: 17 - Words: 59,372 - Reviews: 245 - Favs: 645 - Follows: 796 - Updated: 7/20 - Published: 8/22/2018
Hailey Potter, Who the Gods love by xyzdreadnought reviews
It was a prayer that delivered a young Hailey Potter from her life with the Dursleys, and It was the Goddesses Kanako and Suwako who answered it. To Hailey, they are her Savior, her inspiration, and her companions. She wishes for nothing more then to swear herself to their faith as thier Miko, too bad she lives in England, and she has magic school to attend.
Crossover - Harry Potter & Touhou Project - Rated: T - English - Fantasy/Parody - Chapters: 2 - Words: 6,991 - Reviews: 24 - Favs: 104 - Follows: 167 - Updated: 7/20 - Published: 6/19 - Harry P., Kanako Y., Suwako M.
The Ice Warlock: Shroud of the Elves by Jealouswayward reviews
Elisha Caulfield has never known the warmth of parents' love, he has never had people he could truly called friends around his age, and he can't get close to someone without hurting them. Most of his life has been nothing but isolation and endless hiding but, all that changed when a Tabby Cat came into his life. Everything changed. [Thanks to AnyoneElseHorny for helping]
Crossover - Harry Potter & Frozen - Rated: M - English - Adventure/Family - Chapters: 5 - Words: 26,184 - Reviews: 1 - Favs: 2 - Follows: 5 - Updated: 7/20 - Published: 7/3 - Cedric D., OC, Fred W., OC
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