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Harry Potter Crossovers
2 Always Be There For You: What If » by allymisojin Hiccup ended up in Hogwarts. Berk is long gone. Hiccup meets Harry and helps him go through his fourth year. What if he didn't leave at all?
Harry Potter & How to Train Your Dragon, K+, English, Adventure & Friendship, chapters: 2, words: 4k+, favs: 2, follows: 2, updated: 18m published: 5/9
102 Lord or Alpha? » by Dragons123d According to legend, monsters can manifest in the forms of Humans and show themselves when the world needs protection. Nobody ever expected Harry Potter to be the last of the species known as Titanus Gojira, or the fact he has to choose whether to be a human or the ancient Alpha predator.
Harry Potter & Godzilla, T, English, Supernatural & Adventure, chapters: 19, words: 24k+, favs: 408, follows: 444, updated: 1h published: 11/6/2019, Harry P., Mothra, M.U.T.O., Scylla
1 Phantasy Star Arks Rebirth » by EvaShinobiKaiserKnight A lost war, an eternal darkness, and a single vow. The War is lost due to the power of an ancient entity. Created the machinations of fate was altered forever. But Fate still had a trump card to play and a need for the Chosen One. But in this era his mission would not be complete. But in this new Era the Chosen One will at last fulfil his destiny to right the wrongs of the past.
Harry Potter & Phantasy Star, T, English, Sci-Fi & Fantasy, chapters: 2, words: 15k+, favs: 5, follows: 7, updated: 2h published: 2/26, Harry P., Ron W., Hermione G., Ginny W.
7 The Order of the Phoenix Reads PJO and HoO » by fandomnerd300 With the impending war, Albus Dumbledore has accepted help from an old friend, but first, they must ensure that there is no repeat of what happened the last time the two groups met. (Basically, it's your typical the Order reads Percy Jackson fanfic) (Includes my OC, Lisa Black, Daughter of Persephone)
Harry Potter & Percy Jackson and the Olympians, T, English, Fantasy & Humor, chapters: 4, words: 10k+, favs: 23, follows: 39, updated: 2h published: 2/13
2 Brother, Jedi, Lover Friend: Love & Betrayal by itslaurab83 Harry is back at the Dursleys after the events of his 5th Year when he found out he has a godfather in Japan. Secrets and Lies come out and Harry with the help of his Godfather and his family deal with all the manipulations of Dumbledor. Book 1 of Brother, Lover, Jedi, Friend. *Manipulative!Dumbles, GinnyRonMolly bashing*
Harry Potter & Dragon Ball GT, T, English, Romance & Drama, words: 2k+, favs: 1, follows: 1, 4h
1 Weasley our Worthy King » by CandyMan9 Unusual things happening at Hogwarts was ironically quite usual, students gaining chicken wings and turning your eyebrows green was a common thing that you could expect on a Tuesday afternoon. A magical hammer falling through the roof of the Great Hall was something someone should have expected. Powerful!Ron/Ron Weasley-Centric
Harry Potter & Norse Mythology, T, English, Adventure & Fantasy, chapters: 3, words: 16k+, favs: 6, follows: 9, updated: 4h published: 4/26, [Ron W., Hermione G.] Odin
19 TWBW: Jaehaerys the Guardian of the Faith of the 14 Flames » by Lord Vidar Odinsen When Hadrian stumbles into a tree marked with a 3 headed Dragon he is reborn as a member of the House Targaryen. As he aides his Cousin conquer the Seven Kingdoms, he helps his brother Balerion(see The-Wood-Between-Worlds) reignite the flames of faith in the gods of Valyria, the 14 flames. Orys Barratheon Bashing, Rated T for now
Harry Potter & A song of Ice and Fire, T, English, chapters: 14, words: 20k+, favs: 112, follows: 145, updated: 5h published: 4/10, Harry P., Aegon T., Rhaenys T., Visenya T.
4 Half Dead Phoenix » by Silk-Nettle AU. An entire magical world, a Dark Lord Rising, and two traumatized boys. The Boy Who Lived and The Boy Who Died. How will Harry's story change when Danny is unexpectedly summoned and then thrust into the middle of a magical world in the midst of upheaval and on the brink of war?
Danny Phantom & Harry Potter, K+, English, Fantasy & Drama, chapters: 3, words: 7k+, favs: 12, follows: 20, updated: 6h published: 5/9
20 The Olympia Family Visits Hogwarts » by Annabeth McGrace A couple of demigods visit Hogwarts as kids from the Olympia Family, the most prestigious family in the wizarding world. This is my first fanfic, and all criticisms are welcome. Rated T just in case
Harry Potter & Percy Jackson and the Olympians, T, English, chapters: 9, words: 12k+, favs: 34, follows: 37, updated: 6h published: 4/27
5 Dark Mystic Bloom » by NickPurpleRibbon Now I am sure you have all heard about witches. Maybe some of you even know about demigods. But did you ever wonder what would happen if they were one in the same? Meet Morgana Potter demigod daughter of three gods and witch in training. Follow her as she takes both worlds by storm and leave chaos in her wake, while maybe taking a boy or two along for the ride.
Harry Potter & Percy Jackson and the Olympians, T, English, Adventure, chapters: 6, words: 14k+, favs: 59, follows: 89, updated: 7h published: 3/13, [Harry P., OC, Fred W.]
5 Mafia and Wizards » by WayfinderRinku Reborn has a past in England. What happens when it finally catches up to him?
Harry Potter & Katekyo Hitman Reborn!, T, English, Family & Crime, chapters: 2, words: 1k+, favs: 11, follows: 17, updated: 7h published: 5/4, Harry P., Albus D., Adult Reborn, OC
25 Padfoot And Hound » by Ceies A day after the Kyuubi-attack, the ANBU Hound wakes up in 1993's England, where he finds a half-starved dog at the coast. It's Padfoot's lucky day.
Harry Potter & Naruto, T, English, Friendship & Hurt/Comfort, chapters: 12, words: 57k+, favs: 99, follows: 143, updated: 7h published: 4/23, Harry P., Sirius B., Remus L., Kakashi H.
1 The Keyblade Masters » by WayfinderRinku (AU OOTP) What if Dumbledore asked his old friend for help? What if that old friend was Yensid? What if he brought Riku and Sora?
Harry Potter & Kingdom Hearts, T, English, Friendship & Fantasy, chapters: 8, words: 5k+, favs: 2, follows: 4, updated: 7h published: 4/18, [Sora, Riku] Harry P.
The Demigods Enter the Triwizard Tornament » by WolfNights The Seven, Thalia, Nico, Will, Reyna and Calypso go on a quest to Hogwarts to enter the triwizard tornament. This is during Harry's fourth year and it is two months after Leo returns. The Trials of Apollo doesn't exist. This is my first fanfic. I hope you like it.
Percy Jackson and the Olympians & Harry Potter, K+, English, Adventure & Friendship, chapters: 2, words: 363, 7h, Harry P., Annabeth C., Percy J.
316 Of Lost Swords and Shadow Magic » by Vaasth In his efforts to find an edge over Albus Dumbledore, Lord Voldemort seeks out a magic only known to Wizards in myth and lost to time. Now, as targets of a madman halfway across the globe, the bearers of the Millennium Items find themselves thrown into a foreign war as an ancient relic brings an unexpected third player to the table.
Harry Potter & Yu-Gi-Oh, T, English, Drama & Adventure, chapters: 49, words: 408k+, favs: 402, follows: 463, updated: 9h published: 5/12/2017, Harry P., Voldemort, Yūgi M., S. Kaiba
La dernière Volonté : Le trophée dévoreur d'âmes by Le saucisson des tenebres Edward et Envy décident de manipuler la Tournoi pour découvrir des informations sur Voldemort. Le Département des Mystères commence à s'intéresser à eux. Et si ce n'était pas assez, Envy découvre une "clause" de son contrat avec la Vérité... Pas de chance. [no slash, gen]
Harry Potter & Fullmetal Alchemist, T, French, Hurt/Comfort & Friendship, words: 6k+, favs: 2, follows: 2, 9h, Harry P., Albus D., Edward E., Envy
8 La dernière Volonté : Erreur judiciaire à Azkaban » by Le saucisson des tenebres Edward Elric sauve Envy pendant le Jour Promis. Cet acte va tout changer lors de sa dernière transmutation humaine et le prix pour ramener Al sera drastiquement différent. Ed et Envy vont devoir apprendre à vivre ensemble pour le meilleur ou pour le pire, le tout en évitant un Albus Dumbledore bien trop curieux. [no slash, gen]
Harry Potter & Fullmetal Alchemist, T, French, Hurt/Comfort & Friendship, chapters: 21, words: 127k+, favs: 17, follows: 26, updated: 13h published: 6/20/2020, Severus S., Albus D., Edward E., Envy
377 Child of Two Worlds » by DjinnAtwood Il a été proclamé le Survivant, déclaré le Sauveur d'Angleterre et un héros pour un mensonge. Si Jon Stark doit devenir un héros, ce sera selon ses propres termes, et pas à cause des lubies d'une société d'hurluberlus. Heureusement pour lui, sa famille est là, et ne laissera personne lui marcher dessus.
Harry Potter & Avengers, T, French, Family & Drama, chapters: 52, words: 81k+, favs: 433, follows: 575, updated: 13h published: 2/23/2017, Harry P., Captain America/Steve R., Iron Man/Tony S.
The Supply Cupboard by wintergreen825 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.
Harry Potter & Avengers, T, English, words: 1k+, favs: 5, follows: 7, 17h
256 FateGrand Order: New Order Anomaly I: Eden » by Pheles65 The Age of Gods ended, I won't let it end here. In a world without Mages, my master has given me a chance to ruler over humans once more. With the power I will soon possess, I'll show Chaldea that they mess with the wrong Goddess. Fate/Grand Order: New Order- The Twilight of Humanity: the Gardens of Eden.
Harry Potter & Fate/stay night, T, English, Adventure & Supernatural, chapters: 36, words: 164k+, favs: 207, follows: 230, updated: 17h published: 12/31/2020, Harry P., Mashu/Shielder
88 The Cold Never Bothered Me Anyway » by Fantasy Writer '92 Lucy has never been normal. Despite being the elder sibling to The Boy Who Lived having its own challenges. She never let it bother her too much. But what does is the tarnished memory of their mother burned into her brother's brain. When the truth came out in the form of Hagrid, she thought she could relax, WRONG! Enter Loki: The God of Mischief, ready to shake her world yet again!
Harry Potter & Avengers, K+, English, Drama & Family, chapters: 26, words: 67k+, favs: 250, follows: 296, updated: 18h published: 11/5/2020, Harry P., OC, Loki
83 Adventures of The Girl Who Lived » by 1Whitedragon Vanessa is the cousin of Harry Potter and goes to Hogwarts for school but lives in the United States of Auradon with her adopted parents. When her cousin begins school that's when the adventures began for her.
Harry Potter & Descendants, 2015, T, English, Adventure & Friendship, chapters: 33, words: 89k+, favs: 61, follows: 58, updated: 18h published: 12/26/2018
670 47 The Long, Harsh Road » by Amorphous Blue Blob When Harry turns ten, he starts having dreams of another world, and another life. As a result, a rather different Harry Potter attends Hogwarts, preparing for not one, but two, coming wars. And, this time, he's not alone. EDITING. See profile for more details. A "Harry is", reincarnation and time-travel, fic, after an AU of Thor: The Dark World. HPbookverse-centric, all years.
Harry Potter & Avengers, T, English, Drama & Friendship, chapters: 145, words: 597k+, favs: 1k+, follows: 2k+, updated: 19h published: 5/14/2019, Harry P., Sirius B., Thor, Loki
27 Staff of Wonder and Ruin (Reboot) » by lots-shadow Remake of the original staff of wonder and ruin with some major difference and updates. After a mission takes a turn for the worst Naruto now finds himself in a strange world full of magic and a mad men on the loose.
Naruto & Harry Potter, T, English, Adventure & Fantasy, chapters: 3, words: 15k+, favs: 45, follows: 69, updated: 20h published: 5/5, Naruto U., Hermione G., Harry P., Ron W.
Dipper and Mabel go to Hogwarts year 1 » by Jason Southworth Dipper and Mabel find out that they have special abilities and are now going to a magic boarding school in the UK
Harry Potter & Gravity Falls, T, English, Adventure & Mystery, chapters: 3, words: 4k+, updated: 20h published: 5/9
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