Harry Potter Crossovers
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Use The Force, you Bastard! by fvdv123 reviews
The old guy is tossed from the Potterverse into Westeros, born as the Baratheon Bastard Gendry. It is a good thing he kept all of Harry's and Ridlle's memories and Magic. it will be a while before he gets his first wife, but he can have fun before marriage. Mr. Cringe and Gary Stu are here to keep me in line. We bash everyone and everything, even ourselves. Self-insert, as always.
Crossover - Harry Potter & Game of Thrones - Rated: M - English - Parody/Humor - Chapters: 9 - Words: 41,418 - Reviews: 96 - Favs: 503 - Follows: 665 - Updated: 14h - Published: 2/19 - Gendry W., Tyrion L., Arya S., Dragons
Harry Potter and the Magic Digidestin by Isaac's Fanfiction reviews
Harry Potter and Hermione Granger are introduced to a whole new world and a whole new war. The war of the digital world!
Crossover - Harry Potter & Digimon - Rated: M - English - Romance/Drama - Chapters: 25 - Words: 21,959 - Reviews: 5 - Favs: 12 - Follows: 11 - Updated: 14h - Published: 2/27 - Harry P., Hermione G.
The Round File Redux by wintergreen825 reviews
This is a place to stash tiny little ficlets that I don't feel warrant posting on their own. It's considered complete, despite being updated, because each "chapter" is finished. Everything varies.
Crossover - Harry Potter & Fantastic Beasts and Where to Find Them - Rated: T - English - Chapters: 71 - Words: 78,510 - Reviews: 22 - Favs: 26 - Follows: 23 - Updated: 15h - Published: 7/12/2021 - Complete
Rider and Potter: An Unexpected Friendship by lopalo42
Alex Rider was a spy. He had been trained by the best, and had gone on countless missions for the British government. But nothing could have prepared him for what he was about to face - Harry
Crossover - Harry Potter & Alex Rider - Rated: K+ - English - Romance - Chapters: 1 - Words: 2,206 - Published: 16h - [Harry P., Alex R./Cub] - Complete
Hadrian Stark - Creating Avalon by thelifeandtimes reviews
Harry Potter was tired. He had lived a long life. He watched the muggles and wizards destroy each other and has nothing but regrets. When he is reborn as Hadrian Stark, he will take the opportunity to create a better society even if he has to conquer the world to do it.
Crossover - Harry Potter & A song of Ice and Fire - Rated: M - English - Chapters: 13 - Words: 55,898 - Reviews: 352 - Favs: 1,682 - Follows: 2,297 - Updated: 16h - Published: 8/10/2022
SuperPotterLock - The Order of the Phoenix by Nurmengardx reviews
'In here,' one of them muttered, as he tried the handle to the kitchen door. 'Alohomora.' The door clicked open, and the Death Eater crept slowly inside. John's heart raced, and he pushed his mother even further into the shadows.
Crossover - Harry Potter & Supernatural - Rated: T - English - Adventure/Mystery - Chapters: 35 - Words: 163,343 - Reviews: 55 - Favs: 58 - Follows: 68 - Updated: 16h - Published: 3/18/2020 - [Castiel, Dean W.] Harry P., Hermione G.
Master of Death in Fairy Tail by Enjali reviews
Hogwarts was a kingdom that once existed 500 years ago, but it disappeared. Before it disappeared the second war with Voldemort was in full force. Voldemort cast a spell that he didn't fully understand, causing the kingdom to disappear. (Warning: the first few chapters aren't the greatest, but the story does get better. I know I rushed it a little. The story is also slightly AU.)
Crossover - Harry Potter & Fairy Tail - Rated: T - English - Adventure/Friendship - Chapters: 123 - Words: 340,222 - Reviews: 329 - Favs: 801 - Follows: 867 - Updated: 17h - Published: 8/4/2017 - Harry P., Fawkes, Natsu D.
For the Greater Good by AlwaysVictory reviews
The galaxy is a vast and dangerous place, and secrets have a way of resurfacing at the worst of times. Hermione and Harry find themselves confronted with hard choices as they end up in the middle of conflicts that reveal some of Starfleet's darkest truths. Part 2 in series.
Crossover - Harry Potter & Star Trek: 2009 - Rated: T - English - Fantasy/Sci-Fi - Chapters: 11 - Words: 46,464 - Reviews: 203 - Favs: 412 - Follows: 684 - Updated: 17h - Published: 9/25/2019 - [Hermione G., J. Kirk] Harry P., John Harrison/Khan
Forbidden Fruit by Wolfieriddlee
Being reborn as the female counterpart of Harry Potter was dangerous and anxious enough, she had not expected to learn that a second world was waiting for its hero. Even though she had been aware that her father was indeed, Poseidon, God of the Sea, she had hoped it was just a fluke or a dimension travel issue.
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: M - English - Romance/Mystery - Chapters: 4 - Words: 10,048 - Favs: 10 - Follows: 16 - Published: 18h - [Harry P., Percy J., Poseidon]
Kémya by CypressWand reviews
They used to be friends. After their fight near the end of their fifth year at Hogwarts, they drifted apart as strangers. He had chosen his path, and she had chosen hers, never to meet again. But sometimes the story of two people isn't over after they go their separate ways. Not when their paths cross once more in the most unlikely of places. At the bottom of the Great Lake.
Crossover - Harry Potter & Lord of the Rings - Rated: M - English - Adventure/Fantasy - Chapters: 25 - Words: 101,960 - Reviews: 49 - Favs: 63 - Follows: 86 - Updated: 18h - Published: 1/29/2020 - [Lily Evans P., Severus S.] Albus D., Aragorn
Star Wars: El Nuevo Camino by Maestros de las Sombras reviews
En el 328 ABY, el maestro Yoda comenzó a tener una serie de visiones. Visiones que le permitirían cambiar la forma en la que la Orden Jedi se definía a sí misma y como podría él, salvar a la Galaxia de la oscuridad que se cernía sobre todos. . (Harry Potter Harem; Harry Potter gris) (Anakin Skywalker Harem)
Crossover - Star Wars & Harry Potter - Rated: M - Spanish - Adventure/Romance - Chapters: 46 - Words: 88,245 - Reviews: 4 - Favs: 46 - Follows: 57 - Updated: 19h - Published: 11/15/2022 - [Harry P., Aayla S., M. Brood, Hermione G.]
Dragonlord by Dragonspectre01 reviews
As Master of Death time refused to touch Harry. So, he decided to use the Veil seeing as his world was slowly dying. But the Veil, it turns out, was not what he expected. And so begins the journey of the Master of Death in Westeros.
Crossover - Harry Potter & Game of Thrones - Rated: M - English - Adventure/Supernatural - Chapters: 52 - Words: 156,103 - Reviews: 1867 - Favs: 6,155 - Follows: 7,771 - Updated: 20h - Published: 9/16/2021 - Harry P., Oberyn M., Daenerys T., Barristan S.
Potter's Protector by thegreysideoftheforce3 reviews
The spirit of Hogwarts believes that Harry has suffered enough in his eleven years of life and calls in a protector to guide and care for him. Not slash, rating for violence in later chapters. Written by Mjimeyg but reposted to correct some grammatical errors.
Crossover - Buffy: The Vampire Slayer & Harry Potter - Rated: M - English - Chapters: 2 - Words: 12,138 - Reviews: 5 - Favs: 14 - Follows: 24 - Updated: 21h - Published: 3/12 - Xander H., Joyce S., Harry P., Hermione G.
Harry Potts and the Infinity Stones by samhaine reviews
Orphaned Harry Potter had one more family member he could be left with: his father's squib sister, whose last name got shortened to Potts when she moved to the US.
Crossover - Harry Potter & Avengers - Rated: T - English - Sci-Fi/Fantasy - Chapters: 61 - Words: 286,117 - Reviews: 898 - Favs: 2,381 - Follows: 3,124 - Updated: 23h - Published: 7/30/2021 - Harry P., Iron Man/Tony S., Pepper P.
Mistress of Death Amongst Immortals by Ninjettey reviews
Leilani Alula Potter, the first girl to be born into the Potter line, has vanished, along with Hermione Granger. After accusations of being the next Dark Lady, Leilani, Hermione, and her husband decide to use an experimental Interdimensional Travel Device. Leaving the wizarding world behind. HP/TVD crossover. Starting a little before the pilot. (HP Books/Movies don't exist.)
Crossover - Harry Potter & Vampire Diaries - Rated: T - English - Fantasy - Chapters: 19 - Words: 57,222 - Reviews: 77 - Favs: 364 - Follows: 459 - Updated: 3/17 - Published: 5/21/2022 - Harry P., Hermione G., Damon S., Jeremy G.
Consul of the Underworld: End of Disc 1 by Engineer4Ever reviews
The Second Titanomachy is heating up and Alkaid Potter is in the thick of it! How will she, her wife and family persevere through the trails and tribulations of war? Book 3.
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: M - English - Adventure/Supernatural - Chapters: 11 - Words: 98,905 - Reviews: 62 - Favs: 281 - Follows: 302 - Updated: 3/17 - Published: 3/18/2022 - [Harry P., OC] [Percy J., Annabeth C.]
Hit and Miss - Act 1 Muggle to Witch by Devon Pan
What do Luna Lovegood and Reborn, the greatest hitman in the world, have in common? An obvious connection to Rosene Lovegood nee Sinclair. But how in the world did Reborns twin sister get married to Luna? And how did Renato Sinclair even turn from the young innocent boy with inferiority complex to the greatest hitman alive? Act 1 of Hit and Miss - Twins to Strangers
Crossover - Harry Potter & Katekyo Hitman Reborn! - Rated: M - English - Hurt/Comfort/Drama - Chapters: 15 - Words: 19,984 - Favs: 5 - Follows: 10 - Updated: 3/17 - Published: 2/12 - Fleur D., Luna L., Adult Reborn
Under Her Spell - Book Five - Edward Masen in: Growing Pains by Bubbleybear reviews
Minister Fudge has buried, not only his head in the sand, but the entire ministry. Meanwhile someone at the Ministry for Magic is playing a dangerous game with the entire wizarding world. What happens when the ministry infiltrates Hogwarts and they come up against the only ones that can save the wizarding world from themselves?
Crossover - Harry Potter & Twilight - Rated: M - English - Romance/Drama - Chapters: 15 - Words: 139,916 - Reviews: 146 - Favs: 79 - Follows: 90 - Updated: 3/17 - Published: 9/16/2022 - Harry P., Hermione G., Bella, Edward
Monde d'obscurité by Audragon reviews
Jamais il n'aurait cru que cela se terminerait ainsi. Bien sûr, il avait fini par voir que ses amis, sa famille de cœur n'était pas ce qu'il pensait. Bien sûr, il avait vu que quelque chose n'allait pas. Mais l'admettre était douloureux et comment aurait-il pu imaginer ça? Maintenant il était là, sous la pluie, avec la mort pour seule compagnie...
Crossover - Harry Potter & Twilight - Rated: T - French - Adventure/Fantasy - Chapters: 5 - Words: 45,653 - Reviews: 48 - Favs: 125 - Follows: 141 - Updated: 3/16 - Published: 1/4 - Harry P.
Humanité by Audragon reviews
La mort était douloureuse. Et lorsqu'on était Maître de la Mort, elle était aussi pleine de révélations. Mais lorsqu'on l'était, ce passage n'était que le début, le début vers une nouvelle existence dans laquelle la Mort elle même devenait une protectrice offrant une voie d'accomplissement pour celui qu'elle avait choisi...
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - French - Fantasy/Sci-Fi - Chapters: 8 - Words: 57,242 - Reviews: 52 - Favs: 105 - Follows: 115 - Updated: 3/16 - Published: 1/10 - C. Kawalsky, Thor, Harry P.
The 5th signer by spitfyre1 reviews
The crimson dragon can see the end of the magical humans approaching and knows he cant let it stand as is. Reaching out to one of his signers he urges her to give her child to him so that he may resurrect magic in the future. How will the future change when the 5th signer rises? Sorry for crappy summary, I hope the story is better.
Crossover - Harry Potter & Yu-Gi-Oh! 5D's - Rated: T - English - Adventure - Chapters: 6 - Words: 18,735 - Reviews: 21 - Favs: 106 - Follows: 131 - Updated: 3/16 - Published: 7/22/2021 - Harry P., Aki I.
Merlin's Great Need by JNTK984 reviews
Merlin, one of the strongest Mages in history, has a Great Need for help. So does an old ship flying through space without a crew.
Crossover - Harry Potter & Stargate: Universe - Rated: T - English - Adventure - Chapters: 7 - Words: 17,122 - Reviews: 38 - Favs: 158 - Follows: 249 - Updated: 3/16 - Published: 9/24/2020 - [Harry P., Hermione G.] [Eli W., Chloe A.]
Harry's Trek 2 by kb0 reviews
Harry continues in the world of Star Trek during the 24th century and beyond. See A/N at top of ch 1 for more detail.
Crossover - StarTrek: The Next Generation & Harry Potter - Rated: T - English - Adventure/Sci-Fi - Chapters: 8 - Words: 84,421 - Reviews: 292 - Favs: 389 - Follows: 553 - Updated: 3/16 - Published: 2/14 - Harry P., OC
Princess Hermione of Asgard by Peanutbuttertoast1 reviews
Killing Fenrir in the Final Battle, Hermione returns home to the Realm Eternal, her task completed. Bestowed an Aesir and her coming of age, she is hailed a hero amongst those on Asgard. However, the lingering effects from being cursed, as well as having two over-protective brothers, one the God of Mischief and Lies, complicates matters even more.
Crossover - Harry Potter & Avengers - Rated: M - English - Drama/Fantasy - Chapters: 16 - Words: 58,252 - Reviews: 61 - Favs: 126 - Follows: 199 - Updated: 3/16 - Published: 1/15 - [Hermione G., Draco M.] [Loki, Black Widow/Natasha R.]
Demigods at Hogwarts by spikey devil reviews
Two brothers of different fathers try to keep their worlds from colliding while two sisters of magic try to recover a stolen artifact. Can both groups succeed with the help of their friends?
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: T - English - Adventure/Fantasy - Chapters: 3 - Words: 10,436 - Reviews: 2 - Favs: 4 - Follows: 3 - Updated: 3/16 - Published: 9/16/2017
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