Harry Potter Crossovers
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Magical Luck by HeatherFeather98 reviews
Rosalie Nikki Potter thought she was just a witch, then she found out something more disturbing then she truly believed. (FemHarry/TomR/JeremyG)
Crossover - Harry Potter & Vampire Diaries - Rated: M - English - Supernatural/Romance - Chapters: 6 - Words: 9,478 - Reviews: 5 - Favs: 29 - Follows: 35 - Updated: 8/24 - Published: 8/17 - Harry P., Tom R. Jr., Jeremy G., Klaus
Top Harry Drabbles by stridermagic reviews
What it says on the tin. A collection of drabbles devoted to top Harry. Most chapters will contain sex.
Crossover - X-overs & Harry Potter - Rated: M - English - Fantasy/Romance - Chapters: 102 - Words: 269,863 - Reviews: 871 - Favs: 826 - Follows: 862 - Updated: 8/24 - Published: 2/5/2017 - Harry P.
Harry Evans's Fabulous Multidimensional Adventure by androidrainbow reviews
After dying in the forest, Harry is offered the chance to help other children of prophecy. Adventure ensues.
Crossover - Harry Potter & Inheritance Cycle - Rated: T - English - Adventure - Chapters: 46 - Words: 398,151 - Reviews: 193 - Favs: 579 - Follows: 736 - Updated: 8/24 - Published: 12/1/2021
Everything's Not What It Seems by Lavababy99 reviews
Alex and Justin are siblings sent to Hogwarts to learn about magic just like their father. There they meet new friends, fall in love, and find out that truly everything is not what it seems.
Crossover - Harry Potter & Wizards of Waverly Place - Rated: T - English - Romance/Adventure - Chapters: 60 - Words: 146,014 - Reviews: 203 - Favs: 102 - Follows: 110 - Updated: 8/24 - Published: 1/10/2012 - Harry P., Alex R., Justin R., Cedric D.
Forgotten Family by Koala789 reviews
Harry had thought that the Dursleys and Sirius were his only family left. But Lily Potter had an older brother who had fallen through the ice to save her, years before. During Harry's fifth year at Hogwarts, there's a new teacher, in charge of a new subject—elemental magic. But Harry doesn't understand. Why does Professor Evans act like he knows him? Rated T to be safe.
Crossover - Harry Potter & Rise of the Guardians - Rated: T - English - Family/Mystery - Chapters: 40 - Words: 131,113 - Reviews: 695 - Favs: 1,253 - Follows: 1,476 - Updated: 8/24 - Published: 7/23/2016 - Harry P., Lily Evans P., Jack Frost, Jack's sister
Percy Jackson and the Horror Within by Procrastinating4237 reviews
Percy is having a great 13th birthday until the old-man knocks on his door. Now, Percy's life is a double mistake because gods aren't supposed to have wizard children. Zeus is furious and banishes him from the country, leaving Percy with no choice but to attend Hogwarts. But, maybe a magic school is his chance to finally have a safe, monster-free, normal school year.
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: T - English - Adventure/Fantasy - Chapters: 12 - Words: 85,098 - Reviews: 189 - Favs: 575 - Follows: 760 - Updated: 8/24 - Published: 3/10/2020
Galactic Wizardry by Dasteiza reviews
When Death makes a deal with Harry, he's sent somewhere where he can start new and have adventures on a galactic scale. Smuggler Harry, Harry/Multi SMUT Lemons
Crossover - Star Wars & Harry Potter - Rated: M - English - Romance - Chapters: 22 - Words: 87,488 - Reviews: 604 - Favs: 4,337 - Follows: 5,387 - Updated: 8/24 - Published: 10/5/2021 - Padmé Amidala, Aayla S., Shaak Ti, Harry P.
Widow's Vengeance by JustBored21 reviews
Natasha Romonaoff and Hawkeye found themselves teleported into another world, only they were now babies. As they grew up they discovered their magic, they knew about magic before, 'how' you might ask. Simple, they had known thanks to Natasha's dead husband who had actually travelled to their world from his own, his name was Harry Potter. And guess what, he's alive and young now.
Crossover - Harry Potter & Avengers - Rated: M - English - Romance/Adventure - Chapters: 22 - Words: 58,267 - Reviews: 935 - Favs: 3,380 - Follows: 4,433 - Updated: 8/24 - Published: 1/15/2021
Harry Potter: The Demigod Who Lived by DGJabberwocky reviews
In the height of the wizarding war against Lord Voldemort, Lily Potter was cursed barren. Since the couple really wanted a child, desperate times called for desperate measures, and they sought divine intervention. Following the attack on Godric's Hollow, Harry's Godly parent whisked him away to raise him and train him for the inevitable battles ahead, both wizarding and demigod
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: T - English - Fantasy - Chapters: 26 - Words: 97,097 - Reviews: 227 - Favs: 997 - Follows: 1,318 - Updated: 8/24 - Published: 2/9 - Harry P., Ron W., Hermione G., Artemis
Agent Potter: Wizard Killer 1 by Pro writer that we all like reviews
After killing Voldemort, Harry is banished and many Death Eaters escaped Azkaban on bribes. Having little choice, Harry transferred all of his money into an American Bank and converted it into USD. Full summary inside.
Crossover - Harry Potter & Burn Notice - Rated: M - English - Adventure - Chapters: 1 - Words: 3,816 - Reviews: 4 - Favs: 20 - Follows: 45 - Published: 8/24 - Harry P., Michael W.
Earth's Mightiest Marauders by DelphiniumBlu reviews
Red Skull uses the Tesseract to find himself a werewolf to make the newest Winter Soldier. Twelve-year-old Remus' life will never be the same. His friends journey through the Multiverse to find him and escape the rising tensions of their own world. Tony doesn't know what he's getting into when he accepts them into his small but rapidly growing family. Book One is complete!
Crossover - Harry Potter & Avengers - Rated: T - English - Family/Friendship - Chapters: 63 - Words: 219,044 - Reviews: 53 - Favs: 74 - Follows: 90 - Updated: 8/24 - Published: 12/21/2021 - [Iron Man/Tony S., Captain America/Steve R.] Remus L., Hulk/Bruce B.
Une Mer de Magie by Chesca-Shan reviews
Aucun lien ne devait exister entre ces deux mondes si différents mais tous deux frappés par une guerre imminente. Ils doivent faire une alliance pour gagner leur guerre respective. Mais cette alliance est-elle seulement militaire ? Où cache-t-elle un secret plus lourd entre les deux mondes ? Au milieu de tout cela, une femme aux yeux rouge et pâle : Emily. [Collab avec Nalia78 !]
Crossover - Harry Potter & One Piece - Rated: K+ - French - Mystery - Chapters: 60 - Words: 114,069 - Reviews: 3 - Favs: 14 - Follows: 12 - Updated: 8/24 - Published: 9/12/2020 - Minerva M., Albus S. P., Sengoku, OC
The overpowered dragon who lived by toad DXD
T.W reference to psychological and physical abuse to a minor Harry awakens and gains some powers when he is four watch as he takes the world by storm not good at summaries
Crossover - Harry Potter & Tensei Shitara Slime Datta Ken/転生したらスライムだった件 - Rated: M - English - Chapters: 1 - Words: 522 - Favs: 11 - Follows: 11 - Published: 8/24
Harry Potter and the March of the Damned by defiasstone2 reviews
Weary of dealing with Wizarding World after the deaths of his closest friends and the Hypocrisy of those he had 'saved', Harry Potter uses a ritual to travel somewhere else. Though he hopes the travel will help fill the emptiness he feels in his soul, the yearning for something to help him feel 'complete', Harry will find that Grim Darkness awaits, and there is only War.
Crossover - Harry Potter & Warhammer - Rated: M - English - Sci-Fi/Adventure - Chapters: 14 - Words: 78,257 - Reviews: 282 - Favs: 898 - Follows: 1,146 - Updated: 8/24 - Published: 7/3/2020
I Am Groot! by ImGonnaWriteAFanfic
Harry is Groot for a play but Hermione doesn't believe him!
Crossover - Harry Potter & Guardians of the Galaxy - Rated: K - English - Angst/Hurt/Comfort - Chapters: 1 - Words: 256 - Favs: 1 - Published: 8/24 - Harry P., Ron W., Hermione G., Groot - Complete
Demigods at the Triwizard tournament by thisisthesmartguy reviews
Some demigods go to Hogwarts to participate in the Triwizard tournament. Set in the goblet of fire and after blood of Olympus.
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: T - English - Adventure/Romance - Chapters: 1 - Words: 135 - Reviews: 2 - Follows: 2 - Published: 8/24 - Harry P., Jason G., Leo V.
Different Harry Potter and Charmed by casper01 reviews
If you do not like Harry being slightly different then do not read.
Crossover - Charmed & Harry Potter - Rated: K - English - Chapters: 5 - Words: 4,119 - Reviews: 4 - Favs: 14 - Follows: 20 - Updated: 8/24 - Published: 6/28
The Son of Storms by PerseusPeverell092 reviews
Vowing vengeance on the god who tricked his mother, a demigod must prove himself and learn to walk the path laid out before him...while dealing with the woes and worries of humanity and Gods alike
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: M - English - Supernatural/Adventure - Chapters: 3 - Words: 12,776 - Reviews: 36 - Favs: 270 - Follows: 431 - Updated: 8/24 - Published: 7/18 - Harry P., Percy J., Poseidon, Zeus
Harry Vs the Intersect by Sorkaro reviews
Harry gets some unexpected help in the war aginst Voldemort. (one-shot)
Crossover - Chuck & Harry Potter - Rated: K - English - Sci-Fi - Chapters: 1 - Words: 1,687 - Reviews: 2 - Favs: 1 - Follows: 1 - Published: 8/23 - Harry P., Chuck B. - Complete
Renascence: Jurassic Park by Crispy2.0 reviews
After choosing to move on to the next Great Adventure after sacrificing himself to Voldemort, Harry Potter is thrust into a new adventure. After fighting in the War in Time, Harry lands on an isolated island not far from Costa Rica; Isla Nublar. Recovered by InGen's geneticists, he must adjust to the new world and the problems it hosts.
Crossover - Harry Potter & Jurassic Park - Rated: T - English - Fantasy/Sci-Fi - Chapters: 5 - Words: 29,207 - Reviews: 5 - Favs: 90 - Follows: 126 - Updated: 8/23 - Published: 7/23
Devil of a Wizard by StarDustDragonknight reviews
What If Harry was picked up that night by Lilith Morningstar and brought to hell when the Night James and Lilly Potter were killed by Voldemort? How would things change?
Crossover - Harry Potter & Hazbin Hotel - Rated: M - English - Supernatural/Adventure - Chapters: 19 - Words: 123,699 - Reviews: 224 - Favs: 750 - Follows: 819 - Updated: 8/23 - Published: 11/9/2021 - Harry P., Charlie
Percy Jackson and the Hogwarts Trials by Piranha4life reviews
Percy Jackson comes back to Hogwarts (only thing in common with Rick Riordan Percy is name and description)
Crossover - Percy Jackson and the Olympians & Harry Potter - Rated: T - English - Adventure/Romance - Chapters: 2 - Words: 1,687 - Reviews: 4 - Favs: 2 - Follows: 3 - Updated: 8/23 - Published: 8/18
Multiversity by ShadowNinja77 reviews
Warriors from across the multiverses are gathered in a contest to see who will rise, and who will fall. Crossover of MCU, DC comics, Harry Potter, Percy Jackson, Star Wars, The Last Airbender, Game of Thrones, and so much more. I do not own any of these characters.
Crossover - Harry Potter & X-overs - Rated: T - English - Adventure - Chapters: 29 - Words: 122,660 - Reviews: 197 - Favs: 107 - Follows: 127 - Updated: 8/23 - Published: 7/22/2021
The Defensive Space Force Ship Requirement by tkepner reviews
Harry Potter, and the rest of Dumbledore's Army in his fifth year, use the Room of Requirement to get themselves a spaceship! The problems of a tiny island on Earth don't seem so important, anymore. Wizards in Space! What could possibly go wrong with that? Eventually, this will be a crossover with Stargate SG-1.
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - English - Fantasy/Sci-Fi - Chapters: 37 - Words: 225,969 - Reviews: 1523 - Favs: 2,032 - Follows: 2,733 - Updated: 8/23 - Published: 12/11/2021 - Gen. Hammond, Harry P., Hermione G., Lee J.
Not Your Kind of People by Quatermass reviews
A ritual by Idol Rabier gone bad sends Raphtalia back in time and across worlds. Now, nine years later, while searching for a way home, she is introduced to Harry Potter by a mutual friend. But even as their friendship grows, Raphtalia's past lingers. Summoned to Melromarc as the Shield Hero with Raphtalia by his side, can Harry trust anyone in a country that hates his guts?
Crossover - Harry Potter & Rising of the Shield Hero/盾の勇者の成り上がり - Rated: M - English - Fantasy/Friendship - Chapters: 40 - Words: 119,811 - Reviews: 365 - Favs: 724 - Follows: 867 - Updated: 8/23 - Published: 3/26 - [Harry P., Raphtalia] [Hermione G., Naofumi I.]
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