Harry Potter Crossovers
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Harry Potter and the Winds of Change by SENIRAM
A British Army Officer joins forces with inhabitants of the wizarding world.
Crossover - Doctor Who & Harry Potter - Rated: K+ - English - Adventure - Chapters: 3 - Words: 2,203 - Follows: 3 - Updated: 8/19 - Published: 8/4
Dragon of the morning by clephne reviews
After having suffered more than any should. Harry finally dies, only to be reincarnated as Aemon Targaryen, son of Rhaegar & Lyanna, twin brother of Daemon Targaryen (Jon Snow) and rightful king of the Seven Kingdoms. The afterlife he longs for is at the cost of bringing magic back to Planetos and defeating the Night King. Will Aemon succeed or fail? Not slash
Crossover - Harry Potter & Game of Thrones - Rated: M - English - Fantasy/Adventure - Chapters: 10 - Words: 91,448 - Reviews: 495 - Favs: 2,226 - Follows: 2,977 - Updated: 8/19 - Published: 11/11/2022 - Harry P., Jon S.
Siren's Call by ATOTALMUSICALNERD reviews
Albus Dumbledore was surprised when he found a file on one Perseus Jackson Riddle, grandson of Voldemort. He was even more surprised when the boy was a powerful wizard at only thirteen years old. Harry and Percy enter their third year together, and although Percy has been introduced to the world of gods, he has yet to meet the wizarding world.
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: T - English - Chapters: 5 - Words: 5,703 - Reviews: 19 - Favs: 107 - Follows: 177 - Updated: 8/19 - Published: 9/16/2022 - Harry P., Percy J.
Severus Snape y los Rugrats by AriNB
Severus Snape tiene una vida paralela que nadie conoce, gracias a la máquina del tiempo que ha aparecido en el parque al que le suele llevar su madre en Cokeworth. En esta vida paralela, Severus conoce a los Rugrats y a dos niñas gemelas, que se convierten en sus amigos y le enseñan el verdadero poder de la amistad.
Crossover - Harry Potter & Rugrats/All Grown Up! - Rated: K - Spanish - Friendship/Adventure - Chapters: 1 - Words: 2,008 - Published: 8/19 - Severus S., OC, Lil D., Kimi F.
Game On Further! 1 0 by nordiamus reviews
It's finally time for Shadow to venture into the depths of Purgatory to rescue her mother. Along the way, she may well learn more about herself, and maybe even save a whole new galaxy! fem!Harry, MoD!Harry, gamer!Harry
Crossover - Star Wars & Harry Potter - Rated: T - English - Adventure/Friendship - Chapters: 16 - Words: 163,662 - Reviews: 271 - Favs: 758 - Follows: 828 - Updated: 8/19 - Published: 4/28 - Obi-Wan K., Harry P.
Harry Potter and the SCP Foundation by deltarunner66 reviews
Harry Potter, hunted by Voldemort for his whole life enters his fifth year, the ministry believes he is spreading lies and want to silence him. Meanwhile a Euclid class SCP awakens with one goal, to protect Harry and defeat Voldemort at all costs, what will Voldemort do and what about the SCP foundation, will Voldemort find out they exist. OOTP-DH, Canon pairings.
Crossover - SCP Foundation Mythos & Harry Potter - Rated: M - English - Adventure/Sci-Fi - Chapters: 22 - Words: 111,582 - Reviews: 21 - Favs: 63 - Follows: 78 - Updated: 8/19 - Published: 2/19 - [Harry P., Ginny W.] OC, Voldemort
Amis au delà des mondes by Thalia9015
Dans la nuit du 31 octobre au 1er novembre 1972, Albus Dumbledore dépose Harry Potter devant chez les Dursley. Juste après, le bébé disparaît sans laisser de traces. Lorsqu’il retrouve sa trace, onze années se sont écoulées et le directeur de Poudlard fait une découverte à laquelle il ne s’attendait pas…
Crossover - Harry Potter & Stranger Things, 2016 - Rated: T - French - Adventure/Drama - Chapters: 2 - Words: 7,677 - Favs: 3 - Follows: 2 - Updated: 8/19 - Published: 8/18 - Harry P., Eleven/Jane H.
El Hijo Del Trueno y La Luna by Elpadre2112 reviews
Harry Potter y Lyra Black son únicos en todos los sentidos, son magos, semi-dioses y cazadores de sombras y con todo eso hace que tengan mas enemigos de lo normal, dioses, titanes, demonios, magos oscuros y muchos tipo de monstruos desean matarlos por lo que son pero ellos son poderosos y están juntos así no caerán tan fácilmente ademas ellos tienen un destino que cumplir.
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: M - Spanish - Adventure/Romance - Chapters: 71 - Words: 605,231 - Reviews: 13 - Favs: 64 - Follows: 74 - Updated: 8/18 - Published: 8/12/2022
Mystic Knight Online: Worlds to Sow by jgkitarel reviews
The World Seed is a tool created by Kayaba to ensure that Virtual Reality would remain a part of people's lives and Steel Phoenix has been "gifted" with the responsibility of determining what should be done with it. And others would certainly be interested in this development.
Crossover - Harry Potter & Sword Art Online/ソードアート・オンライン - Rated: T - English - Sci-Fi/Adventure - Chapters: 12 - Words: 81,545 - Reviews: 198 - Favs: 1,326 - Follows: 1,565 - Updated: 8/18 - Published: 9/27/2018 - [Harry P., Silica/Keiko A.] Kirito/Kazuto K., Asuna/Asuna Y.
200 Years, A Long Wait for Friends by Quatermass reviews
Two centuries before, one of the Thirteen Heroes is betrayed by the Platinum Dragon Lord and sealed away in a Rubik's Cube. Now, released by the tantrum of the half-Elf trump card of the Black Scripture and escaping with her in tow, Harry Potter waits patiently for allies against his nemesis. And he got them, in the form of his old friend Momonga, and the Tomb of Nazarick...
Crossover - Harry Potter & Overlord/オーバーロード - Rated: M - English - Fantasy/Friendship - Chapters: 34 - Words: 114,978 - Reviews: 247 - Favs: 740 - Follows: 858 - Updated: 8/18 - Published: 2/13 - [Harry P., Albedo] Zesshi Zetsumei, Satoru S.
Helluva Owl Boy by KitsuG57 reviews
Blitzø always wanted a family. Adopting Loona was the start, but finding Harry in that dumpster was what finally seemed to complete it. Now 5 years later as his business finally takes off, mysteries surrounding his surrogate son's past pull them all into a whirlwind of drama, tragedy and a fuck ton of needed therapy. What's a father to do?
Crossover - Harry Potter & Helluva Boss - Rated: M - English - Family/Drama - Chapters: 1 - Words: 3,701 - Reviews: 3 - Favs: 10 - Follows: 11 - Published: 8/18 - [Harry P., OC] [Blitzo, Stolas]
Tale of the Dragonborn 3: Return of the Chosen One by HebiKrongrah reviews
Harry James Potter was back to stay. Hogwarts was the same, but he had changed. Adapting his old life to his experiences from Skyrim would be hard but not impossible. The question was who would believe him?
Crossover - Harry Potter & Elder Scroll series - Rated: T - English - Adventure/Friendship - Chapters: 23 - Words: 96,568 - Reviews: 42 - Favs: 149 - Follows: 209 - Updated: 8/18 - Published: 7/3 - Harry P., Hermione G., Fleur D., Neville L.
Harry's New Game Plus Volume 3 by kurokitsune028 reviews
Harry Potter, the Dragon God! is preparing for war and his family is helping as well, however, for now, Harry is visiting his old friends, the Digidestined and helping them with their current problems. Soon, he will once again take off to other worlds and help even more old and new friends! read on and find out what new adventures await, Harry Potter. Currently in Digimon Tri.
Crossover - High School DxD/ハイスクールD×D & Harry Potter - Rated: M - English - Adventure/Supernatural - Chapters: 13 - Words: 81,150 - Reviews: 223 - Favs: 704 - Follows: 759 - Updated: 8/18 - Published: 7/7
Harry Potter and the Battle of Excalibur by ExcaliburStuckInMyStoneHeart reviews
After the death of Dumbledore, the wizarding world feels like it's in shambles, but beneath the surface, the light is moving forward, gathering up their weapons and people preparing for the big battle. Merlin gathers his old friends together to search for Death's EarthBound items. While Harry is hunting for Horcruxes, new friends will be found and old ones remembered.
Crossover - Harry Potter & Merlin - Rated: M - English - Suspense/Fantasy - Chapters: 12 - Words: 61,311 - Reviews: 33 - Favs: 59 - Follows: 96 - Updated: 8/18 - Published: 10/18/2022 - Harry P., Voldemort, Merlin, Arthur
Aftermath by vixevilcat7
Chapter 1) the argument. A one-night stand leads to unexpected consequences. Words can hurt. Chapter 2) regrets and second chances. What came next.
Crossover - Harry Potter & Vikings - Rated: T - English - Angst/Romance - Chapters: 2 - Words: 3,695 - Favs: 1 - Follows: 2 - Published: 8/18 - Hermione G., Ivar - Complete
Back To Hogwarts (REWRITTEN VERSION) by cloudy.zues reviews
It has been 3 years since Annabeth took a break from the demigod life. Three years since she saw her non-demigod friends. Annabeth used to be a student of Hogwarts. But, because of the Giant War, she had to take a break. So, after three years Annabeth is finally going back! But this time, there will be unexpected visitors, dangers, friends, and foes. Rated T just in case :))
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: T - English - Fantasy - Chapters: 4 - Words: 3,596 - Reviews: 2 - Favs: 8 - Follows: 13 - Updated: 8/18 - Published: 7/10 - Hermione G., Annabeth C.
Between the Lines by wintergreen825 reviews
Beyond having to play politics, Tony was not expecting trouble at the treaty signing. That blew up literally in his face. Now he has to deal with the fallout of Steve getting himself arrested for breaking into the nest of an omega in heat. That's turning out to be more than just a social faux pas. (Lines Series)
Crossover - Harry Potter & Avengers - Rated: T - English - Chapters: 2 - Words: 3,449 - Reviews: 4 - Favs: 17 - Follows: 22 - Updated: 8/18 - Published: 8/16 - Sirius B., Andromeda T., Iron Man/Tony S.
Percy Jackson and the Sorcerer's Stone by INeedADamSnack
Follow Percy and Harry through their adventures in Hogwarts and watch them grow up in the process. There will be some minor tweaking in some of the cannon details so just be warned. Timeline is from 2003-2012 (will be important later(hopefully)). Will try and stay as book accurate as possible. Book 1 of 7 (again, hopefully)
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: T - English - Adventure/Friendship - Chapters: 2 - Words: 2,991 - Favs: 7 - Follows: 11 - Updated: 8/18 - Published: 8/15 - Harry P., Ron W., Hermione G., Percy J.
Hanna Potter: un nuevo comienzo by Hanna Potter30
Cuenta la historia de la hermana melliza de Harry Potter conocido en su mundo como "el niño que vivo". En esta historia aparese su hermana melliza bueno eso dicen: su nombre es Hanna Potter una chica que guarda un secreto que solo su familia y amigos sercanos saben, en la segunda guerra magica salvo muchas vidas pero no pudo salvar a su amado que murio a manos de Voldemort.
Crossover - Twilight & Harry Potter - Rated: K - Spanish - Romance - Chapters: 4 - Words: 3,792 - Favs: 6 - Follows: 6 - Updated: 8/18 - Published: 11/18/2021 - Bella, Carlisle, Harry P., Ginny W.
Enfant De La Sorcière Voleuse Fantôme by Alias001 reviews
No true summary yet. FemHarry! Spoilers for Bayonetta 3! Not Bayonetta Origin! Multiverse shenanigans!
Crossover - Harry Potter & Bayonetta - Rated: M - English - Family/Adventure - Chapters: 11 - Words: 9,830 - Reviews: 6 - Favs: 43 - Follows: 45 - Updated: 8/18 - Published: 6/12 - Harry P., Bayonetta
Of Forge and Magic by Rogue-Mando reviews
The Dragon Smith, one of the finest blacksmiths apprenticed to the High Smith of the Goblin Nation, finds himself in front of a portal three years after his graduation from Hogwarts. When this portal leads Benjamin Stark back to the realm of his ancestors, a new song is written. A song of Forge and Magic. Rated M for Language, Violence, and Adult Situations.
Crossover - Harry Potter & Game of Thrones - Rated: M - English - Fantasy/Adventure - Chapters: 19 - Words: 160,600 - Reviews: 360 - Favs: 1,821 - Follows: 2,296 - Updated: 8/18 - Published: 1/29/2021 - OC, F. Flitwick
Only Time by Mirrored Illusions reviews
A stranger shows up at Buffy's door, and he has some information to share. (AFAD 2023).
Crossover - Buffy: The Vampire Slayer & Harry Potter - Rated: T - English - Family - Chapters: 4 - Words: 4,869 - Reviews: 5 - Favs: 39 - Follows: 71 - Updated: 8/18 - Published: 8/4 - Buffy S., Harry P.
The Prince that was Promised by tempora reviews
When Harry and his friends encounter Sirius Black at the end of their third year, the circumstances at Hogwarts combine with Melisandre's ritual to find the Prince that was Promised, integrating everyone within a ten-yard radius of the Shrieking Shack into the universe of A Song of Ice and Fire. Also on AO3
Crossover - Harry Potter & A song of Ice and Fire - Rated: M - English - Romance/Drama - Chapters: 17 - Words: 53,789 - Reviews: 55 - Favs: 238 - Follows: 342 - Updated: 8/18 - Published: 1/28/2022 - Harry P., Sirius B., Severus S., Sansa S.
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: 72 - Words: 232,354 - Reviews: 2749 - Favs: 7,172 - Follows: 8,925 - Updated: 8/18 - Published: 9/16/2021 - Harry P., Oberyn M., Daenerys T., Barristan S.
Potter Twins and The Force by DawnOfLight432 reviews
Three months before the deaths of Lily and James Potter, the ghost of Fleamont Potter appears before the Jedi council and asks them to pick up his grandchildren Harry Potter, and Iris Potter. The Council accepts and they take the Potter Twins and train them to become Jedi Mages.
Crossover - Star Wars & Harry Potter - Rated: T - English - Chapters: 8 - Words: 28,929 - Reviews: 28 - Favs: 111 - Follows: 142 - Updated: 8/18 - Published: 7/21 - Harry P.
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