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Operation Loose Cannon by Garriso reviews
Two years after the Battle of Hogwarts, Auror Harry Potter is tasked with hunting down a rogue Death Eater who is hiding in the world's most dangerous city, Roanapur!
Crossover - Harry Potter & Black Lagoon - Rated: M - English - Crime/Adventure - Chapters: 5 - Words: 26,131 - Reviews: 3 - Favs: 27 - Follows: 47 - Updated: 7/13 - Published: 5/30 - Harry P., Hermione G., Rock, Revy
My Life in the Wizardy World by ColorfulPuffinVibes89
Lana gets adopted by Harry, Ron, and Hermione when she loses her family and arrives in the wizarding world. Lana is excited when she receives her Hogwarts letter. As they progress through Hogwarts, Lana and her friends face dangerous obstacles, including the return of Voldemort and the rise of the Death Eaters. Along the way, Lana discovers new powers and strengths within herself.
Crossover - X-overs & Harry Potter - Rated: M - English - Adventure/Family - Chapters: 4 - Words: 10,887 - Favs: 1 - Follows: 1 - Updated: 1h - Published: 7/2 - Harry P., Ron W., Hermione G., Severus S.
A Midsummer Night's Dream (FGOHP)(Sort of an SI, but not really) by Writey the Writer reviews
Following his defeat at the hands of Artoria and Mash, Oberon awakens in a strange new world with only Blanca by his side. Bereft of his purpose as Vortigern plus strange memories, he finds himself searching this new world for a new purpose and for his Titania. Meanwhile, the future is a haze, and the certainty of prophecies has crumbled away. Fear the Insect of Avalon, Britain.
Crossover - Harry Potter & Fate/Grand Order - Rated: M - English - Adventure/Humor - Chapters: 1 - Words: 1,474 - Reviews: 2 - Favs: 2 - Follows: 3 - Published: 2h - Harry P., Albus D., Sybill T.
Aria Potter and the Jewel of Souls by Flippy the Mummified Hedgehog reviews
Hogwarts Academy for Gifted Trainers has welcomed many students into its ancient halls, but now after ten years since the Grimm Civil War, it welcomes Aria Potter, the Girl-who-Lived. But while many think they already know her, she is ready to prove them and the region wrong. While taking her first steps among the future generation, something hidden in the shadows begin to stir.
Crossover - Pokémon & Harry Potter - Rated: T - English - Adventure - Chapters: 8 - Words: 38,079 - Reviews: 38 - Favs: 38 - Follows: 44 - Updated: 6h - Published: 4/28 - Harry P.
Harry Potter and the Philopsher's Stone (Sonic Style) by Jacob Marley1991
A young boy is forced to navigate a whole world of magic and mystery that is revealed to him while also combating an old evil that threatens to rise agian
Crossover - Harry Potter & Sonic the Hedgehog - Rated: K+ - English - Family/Mystery - Chapters: 10 - Words: 35,430 - Favs: 2 - Follows: 2 - Updated: 6h - Published: 7/15
Overlord: The-Demon-Who-Lived? by PaulyThide reviews
A practical joke left behind by his dear friends has left Momonga with a body, now he has to deal with the fact he is in a new yet, familiar world where people seem to mistake him for someone he is not. A supposedly, Boy-Who-Lived, who disappeared many years ago. Now, Momonga has to deal with crazy people, depressed family members, obsessed guardians, and a rather angry Dark Lord.
Crossover - Harry Potter & Overlord/オーバーロード - Rated: M - English - Fantasy - Chapters: 16 - Words: 110,670 - Reviews: 297 - Favs: 1,426 - Follows: 1,692 - Updated: 7h - Published: 2/17/2022 - Fleur D., Daphne G., Ainz, Albedo
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: 15 - Words: 48,060 - Reviews: 50 - Favs: 213 - Follows: 311 - Updated: 9h - Published: 1/28/2022 - Harry P., Sirius B., Severus S., Sansa S.
The Child Under The Paleblood Moon by Alias001 reviews
No true summary yet. FemaleHarry! Blood'n'gore! Eldritch BS!
Crossover - Harry Potter & Bloodborne - Rated: M - English - Supernatural/Adventure - Chapters: 2 - Words: 1,041 - Reviews: 1 - Favs: 22 - Follows: 34 - Updated: 9h - Published: 7/23 - Harry P., Moon Presence
HP-FT: Hellfire Devil Slayer by Darkriser101 reviews
The Potters have survived Halloween, Voldemort flees the home of the Potters into the night. With the Potters alive they are able to live happily with their son, Hadrian Potter until Voldemort's revival. But it seems that one person has gained in interest in The-Boy-Who-Lived. Devil Slayer Harry. Harem. Alive Potters. Good Albus. Good Potters. OP Harry. Dark Harry
Crossover - Harry Potter & Fairy Tail - Rated: M - English - Fantasy/Adventure - Chapters: 6 - Words: 39,200 - Reviews: 24 - Favs: 262 - Follows: 325 - Updated: 10h - Published: 4/26 - Harry P., Erza S., Mirajane S., Natsu D.
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: 2 - Words: 6,988 - Reviews: 6 - Favs: 28 - Follows: 44 - Updated: 10h - Published: 7/21 - Harry P.
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: 361 - Words: 818,097 - Reviews: 2718 - Favs: 3,454 - Follows: 3,811 - Updated: 11h - Published: 7/2/2021 - Harry P.
HP-Highschool DXD: Dragon God of Darkness (WBWL) by Darkriser101 reviews
Fate has been altered through one old fools mistake. Hadrian Potter now found himself as the new Dragon God of Darkness. Alive Potters. Godly Harry. Harem. A lot of Lemons.
Crossover - Harry Potter & High School DxD/ハイスクールD×D - Rated: M - English - Chapters: 3 - Words: 21,985 - Reviews: 25 - Favs: 289 - Follows: 377 - Updated: 13h - Published: 7/14 - Harry P., Rias G., Yasaka, Kunou
X-Mage by neprixu reviews
What would happen if Sirius took Harry to the Xavier Institute instead of delivering him to the Dursleys, as Hagrid did in the original story? terrible story title i know, i might change it though
Crossover - Harry Potter & X-Men: Evolution - Rated: T - English - Adventure/Romance - Chapters: 2 - Words: 13,660 - Reviews: 8 - Favs: 59 - Follows: 105 - Updated: 13h - Published: 6/22 - [Harry P., Rogue/Anna Marie] Cyclops/Scott S., Jean Grey
Harry Potter Hellborn Spawn by VizeerLord reviews
Tom killed Harry in the graveyard. the soul fragment dragged them down. Potter was sent back almost instantly, with two Hell-sent missions. Because He was returned so quickly, his armor did not incubate properly. Now he must feed it to advance its powers but what to feed it? Minor bashing of those who deserve it, as Potter learns his new place in the World.
Crossover - Spawn & Harry Potter - Rated: M - English - Horror/Fantasy - Chapters: 3 - Words: 10,451 - Reviews: 22 - Favs: 114 - Follows: 158 - Updated: 13h - Published: 6/13 - [Harry P., Susan B., N. Tonks]
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: 55 - Words: 37,110 - Reviews: 68 - Favs: 453 - Follows: 524 - Updated: 13h - Published: 10/20/2021 - Harry P., Rias G., Venelana G.
Chosen Ones by arturus reviews
Born thousands of years apart 2 children of prophecy are thrown together after a cosmic accident. Paul Atreides is just beginning his journey while an emotionally scarred Harry has completed his and found that his life is still not his own. Beta read by XRaiderV1. Cover Image courtesy of Jonn Wolfe.
Crossover - Harry Potter & Dune - Rated: M - English - Sci-Fi/Drama - Chapters: 25 - Words: 201,977 - Reviews: 662 - Favs: 1,200 - Follows: 1,497 - Updated: 17h - Published: 5/4/2011 - Harry P.
Fixing Gaia by jenniebennie reviews
Harry has been in hiding for many years, but with Gaia falling he has to face the world to find a ritual to turn back time. Now if only people would leave him be, and no Soulmate or scientist is gonna stop him.
Crossover - Harry Potter & Final Fantasy VII - Rated: M - English - Chapters: 5 - Words: 21,173 - Reviews: 5 - Favs: 24 - Follows: 26 - Updated: 21h - Published: 2/7 - Harry P., Cloud S.
Darkest Night by jenniebennie reviews
Family is everything to the Mafia, and Checkerface has messed with the wrong one for the last time, and Harri she just wants to protect her younger brother. Be the best sister she can be and if she has to destroy people along the way, well she's not afraid to step on a few toes. Fem-Harry in the KHR universe.
Crossover - Harry Potter & Katekyo Hitman Reborn! - Rated: T - English - Chapters: 3 - Words: 7,579 - Reviews: 20 - Favs: 339 - Follows: 447 - Updated: 22h - Published: 9/3/2022 - Harry P., K. Hibari
Harry Potter The MOD Saint by Mikey12345
Harry Potter has been alive for a very Long time - but he has never been part of a gang from the start. This is the first
Crossover - Harry Potter & Saints Row - Rated: M - English - Crime - Chapters: 10 - Words: 22,014 - Favs: 14 - Follows: 9 - Updated: 23h - Published: 7/22 - Harry P., Aisha, Boss/PC, J. Gat
Prisoner of Azkaban by xmenfan33 reviews
Sirius Black escapes the (seemingly) unescapable prison, leaving the wizarding world in an uproar. Updates weekly, Also posted on Ao3
Crossover - Harry Potter & Fullmetal Alchemist - Rated: T - English - Chapters: 27 - Words: 61,580 - Reviews: 32 - Favs: 23 - Follows: 39 - Updated: 23h - Published: 1/20 - Harry P.
A New Place, A New Love by total-whovian reviews
Minerva is reflecting on what has happened after the war and realizes that she is all alone with the loss of the one man she loved. But the Room of Requirement provides her with a second chance at adventure and more importantly love. This takes place after DH and during Fellowship of the Ring. The summary sucks, but please read and review! Rating is for future chapters (may change)
Crossover - Harry Potter & Lord of the Rings - Rated: T - English - Adventure/Romance - Chapters: 19 - Words: 45,669 - Reviews: 89 - Favs: 111 - Follows: 139 - Updated: 23h - Published: 1/14/2014 - [Minerva M., Gandalf] Frodo B., Samwise G.
Harry Potter: The Sinister Vallely by psychoalessandro180
An ancient dark force is back and Harry Potter must stop it, along the way his love for Muggle Hermione will be tested courtesy of his teacher Dumbledore.
Crossover - Harry Potter & Chronicles of Narnia - Rated: K - English - Adventure/Fantasy - Chapters: 10 - Words: 7,326 - Favs: 1 - Follows: 1 - Updated: 7/23 - Published: 4/20 - Harry P., Hermione G., Draco M., Gellert G.
Book 2: Lisa Atwood And The Triwizard Tournament by MisuteriTenshi reviews
The Triwizard Tournament has begun, and Lisa is trying to solve a case, what will happen next? Read to find out more! Please read and review! Author's Note: Set during the events of Harry Potter And The Goblet Of Fire, and third sequel to Harry Potter And The Summer At Pine Hollow.
Crossover - Harry Potter & Saddle Club - Rated: T - English - Mystery - Chapters: 29 - Words: 18,418 - Reviews: 58 - Favs: 1 - Follows: 1 - Updated: 7/23 - Published: 7/1 - [Hermione G., Harry P., Ron W., Saddle Club]
Harry Potter of Lorien by stargatesg1fan1 reviews
How would the Lorien Legacies be different if Harry Potter woke up in that universe in the body of Number Four? Hermione/Harry/Sarah Hart/Six pairing. Gary Stu-Harry. God-Like Power.
Crossover - Harry Potter & Lorien Legacies - Rated: M - English - Sci-Fi/Romance - Chapters: 9 - Words: 79,255 - Reviews: 50 - Favs: 299 - Follows: 356 - Updated: 7/23 - Published: 4/16 - Harry P., Hermione G., Sarah H., Six
Tears of ages by Willofhounds reviews
Wolves are thought to be extinct. Years of hiding that he is a spirit wolf Harrison begins to go through his inheritance. A rare inheritance that put him on the radar of both wolves and humans. In the search for paradise.
Crossover - Harry Potter & Wolf's Rain - Rated: T - English - Adventure/Sci-Fi - Chapters: 28 - Words: 40,107 - Reviews: 128 - Favs: 104 - Follows: 110 - Updated: 7/23 - Published: 6/30/2018
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