5k+ Harry Potter the Mutant Obscurus Gamer » by GnomeBob The Fates of the MCU have written for Harry Potter to die during a failed Obscurial Transformation. A drunken conversation between the heads of the Marvel verse has changed that and Harry has ended up with Gamer powers among other things. Watch Harry go through Hogwarts, Kamar-Taj, and Xavier's institute as he learns to use his powers and level up. Contains a Flerken. Harem by Arc3
Harry Potter & Avengers, T, English, Adventure & Humor, chapters: 99, words: 530k+, favs: 7k+, follows: 8k+, updated: 12/6 published: 4/24/2020, Harry P.
2k+ Magic of the Force » by Vimesenthusiast Harry's always wondered why the Dursleys hated him. After a nasty beating breaks loose some memories, he starts to experiment only to find he really may be different. After a few a few setbacks he starts to gain control of his powers, only to receive another beating. Pleading with his magic to get him away, he soon discovers he has a great destiny and the family he always wanted.
Star Wars & Harry Potter, M, English, chapters: 19, words: 799k+, favs: 7k+, follows: 8k+, updated: 11/30 published: 10/24/2015, Aayla S., Harry P.
703 Mass Effect: Trailblazer » by TallYapflip Humanity, left to its own devices for centuries, comes into contact with the Citadel Council. A misunderstanding leads to hostile first contact, and the UNSC is drawn into war with the Council shortly after the Insurrection's height. The Council finds itself face-to-face with a species that has broken the shackles of Mass Effect Technology. The Era of Humanity has only just begun.
Halo & Mass Effect, M, English, Sci-Fi & Adventure, chapters: 15, words: 73k+, favs: 2k+, follows: 3k+, updated: 11/27 published: 7/14/2017, Master Chief/John-117, J. Keyes, Miranda L., Shepard
166Not Another Harry Potter Story! (SI Jumpchain series) » by NotAHero101 (SI)rius Black Takes over the wizarding world, one confused Marauder at a time. (The sorting hat does not approve)
Harry Potter, T, English, Adventure & Humor, chapters: 33, words: 45k+, favs: 593, follows: 733, updated: 11/26 published: 8/4/2020
384 James Stormcaller and The Walnut Court » by Baked The Author Abandoned by his Uncle after one magical accident too many, a more inquisitive and adventurous Harry sets out to learn about the magic of nature in the Forest of Dean! Along the way, he meets spirits, magical creatures, fairies, and learns of a hidden world. AU/Shaman!Harry "Foxes! Fairies! Ghosts! Songs! Tree-house! Land-lady!" "VERA!" "What?" rated T for mild language and action
Harry Potter, T, English, Adventure & Supernatural, chapters: 14, words: 107k+, favs: 1k+, follows: 1k+, updated: 11/24 published: 4/10/2018, Harry P., Remus L., OC
553 The Slayer Gamer » by Wandering Ursa Our Protagonist finds themselves in the void with a floating box in front of them. A different take on a gamer fic. Remember kiddies, the fic may be rated M, but his fists are rated E for everyone! Fairly OP Gamer.
Doom & Game X-overs, M, English, Adventure, chapters: 18, words: 174k+, favs: 1k+, follows: 1k+, updated: 11/21 published: 5/15, OC
1k+ Rikudou: The One Above All » by Novus Maximus An extraordinary man dies in one world and awakes in another. A genius unrivaled in the use of his abilities, abilities that he once thought to be mere fiction. Witness the rise of the Pillar of Strength that shall hold the world up with the godly power that is within all, for he is the one avatar of the six paths reborn upon this world Male!SI-OC Chakra!OP Sharinagan/EMS/Rinnegan
Naruto & My Hero Academia/僕のヒーローアカデミア, T, English, Adventure, chapters: 36, words: 151k+, favs: 3k+, follows: 3k+, updated: 11/19 published: 4/13/2020
63 Mass Effect SI: Ultimate Krogan » by JManM This is my SI fic as Grunt that I have been posting on Webnovel. Story contains: coarse language, violence, and suggestive adult themes. By popular demand of my Webnovel audience this story has continued beyond Mass Effect into various crossovers currently including Star Wars, Skyrim, Gears of War, and will continue into Brutal Legend, Halo, X-men Evolution, and more to come.
X-overs & Mass Effect, M, English, Romance & Adventure, chapters: 70, words: 113k+, favs: 152, follows: 185, updated: 11/13 published: 10/21, Jack, U. Grunt
1k+ Adas Reborn » by Shahismael Based on The Galactic War challenge by Belgrath on DZ2's forums. During the Battle at the Department of Mysteries, Harry Potter is sent to the Star Wars universe. Arriving two years before Attack of the Clones, this is Harry's story as he grows through the Clone Wars and his return home. An eventual H/Hr, it will develop after harry's return. Not sure which genres to call this one.
Harry Potter & Star Wars: The Clone Wars, M, English, chapters: 38, words: 493k+, favs: 4k+, follows: 5k+, updated: 10/30 published: 6/30/2015, [Harry P., Hermione G.] Count Dooku
10k+Short Story Drabbles » by sakurademonalchemist A series of one-shots or random ideas I'm not sure how will go over with the fans. Any idea that randomly pops in my head will likely be posted unless I have more than four chapters. This will mostly be for Harry Potter and HP crossovers. Will also include older works.
Harry Potter, M, English, Humor & Fantasy, chapters: 279, words: 750k+, favs: 2k+, follows: 2k+, updated: 10/27 published: 7/15/2013
156 Kiri Shinobi with Demigod Powers! SI » by 9Arkanos9 A regular man awoke in the middle of Uzushiogakure Invasion, on the side of Kiri, after falling asleep on his desk. And he realises, that is not all he has gotten to start his journey. A SI OC Fiction, in Naruto World about five years before Third Shinobi World War. Rated M for gore and violence. You've been warned!
Percy Jackson and the Olympians & Naruto, M, English, Adventure & Fantasy, chapters: 16, words: 99k+, favs: 635, follows: 742, updated: 10/22 published: 7/24, OC
5k+ A Twelve Step Program to Omnipotence » by Bakkughan A Marvel fan from our world is reborn in the MCU. Sure he could follow the SI clichés; become a hero, save the world and get the girl, but Michael McCole instead decides to follow a different path. After all, in a world where magic is real, reality is what you decide for it to be. There will be challenges along the way, but nobody said becoming a God was easy.
Avengers, T, English, Adventure & Drama, chapters: 69, words: 650k+, favs: 8k+, follows: 9k+, updated: 10/8 published: 5/2/2018
379 Coming of the Reaper » by Slytherin7Piece Harry James Potter is Dead, at least that's what the wider Wizarding World believes, in early 1999 his death was faked by unspeakables and put through intense training to fight Dark Wizards. The rising of a new group of terrorist sees his skills put the the test but when an accident on a Raid sends him back to 1970 he will have to face all sorts of new challenges. Timetravel fic
Harry Potter, M, English, Adventure & Romance, chapters: 31, words: 114k+, favs: 1k+, follows: 1k+, updated: 10/7 published: 7/5, [Harry P., Andromeda T.] N. Tonks, Marauders
7k+ A Third Path to the Future » by Vimesenthusiast Rescued from the Negative Zone by the Fantastic Four, Harry Potter discovers he is a mutant and decides to take up the cause of equality between mutants and humans (among other causes). How will a dimensionally displaced Harry Potter, one who is extremely intelligent, proactive and not afraid to get his hands dirty effect the marvel universe? Pairings: Harry/Jean/Ororo/others pos.
Harry Potter & Marvel, M, English, Adventure & Romance, chapters: 45, words: 1983k+, favs: 13k+, follows: 13k+, updated: 9/28 published: 6/30/2013, Harry P., J. Grey/Marvel Girl/Phoenix
30Let Justice Be Done » by Silver W. King The God of the Bible looked into the future, and saw it was boobs and dragons. His reaction? "I can top that." [Self Insert] [God is one of the characters in the story]
High School DxD/ハイスクールD×D, M, English, Adventure & Humor, chapters: 7, words: 128k+, favs: 320, follows: 354, 9/26, OC
6k+ A Simple Teenage Shop Owner » by AngryOwl Things aren't always as simple as they seem. Just because he found himself in a new world, Naruto shouldn't have forgotten this. Now he must deal with angel, fallen angels, devils, perverts and god, all while maintaining a relationship and running his store. Things can never be simple for him.
Naruto & High School DxD/ハイスクールD×D, M, English, Adventure & Humor, chapters: 43, words: 267k+, favs: 10k+, follows: 9k+, updated: 9/20 published: 7/8/2015, Naruto U., T. Koneko
600 The Force's Balance » by Kassien MOD!Harry Potter travels through the veil to Kashyyyk in the Star Wars Galaxy 20 years before Clone Wars. Harry becomes the Force's Balance as he forges the third path between the Dark and the Light. Some Jedi & Sith bashing. Strong!Harry, Smart!Harry. Slow world building. No set pairings, but many relationships throughout. Rated M for mature themes and language as always.
Star Wars & Harry Potter, M, English, Adventure & Drama, chapters: 24, words: 230k+, favs: 2k+, follows: 2k+, updated: 9/13 published: 7/20, Qui-Gon J., Yoda, Harry P., Sirius B.
284 Doom Academia » by Deathmaywrite Three Hundred years. It'd been three hundred years since he was thrown into this hellscape. Three hundred years since he became one of the most fearsome beings in all of reality. Three hundred years since he began his genocide of demonkind. Now, though? Now he sat in his room, exactly how it had been the day he'd fallen through the hell portal. It was time for him to become a hero.
Doom & My Hero Academia/僕のヒーローアカデミア, T, English, Sci-Fi & Horror, chapters: 7, words: 58k+, favs: 854, follows: 1k+, updated: 8/25 published: 8/31/2020, Izuku M., Toshinori Y./All Might, 1-A Students, Melissa S.
3k+Good and Evil » by Roxas Itsuka Izuku Midoriya, having been bullied for most of his life falls into complete despair. However having been discovered by the League of Villains he finds a new reason to live in this world. Villain Deku. This is my first fanfic. Chapters have been fully updated and corrected as of 06/08/2021
My Hero Academia/僕のヒーローアカデミア, T, English, Tragedy & Hurt/Comfort, chapters: 52, words: 325k+, favs: 3k+, follows: 4k+, updated: 8/13 published: 8/23/2017
501 Slayer Effect » by XAgent-Venom666X Flynn Taggart once had a different life, one he could remember before becoming the Slayer. But he has long since put that behind him. Killing the denizens of Hell had become his new reality and he accepted it completely. After vanquishing the Icon of Sin, he was catapulted into another universe he knew from his old life. Now he has new, yet familiar, enemies to Rip and Tear.
Doom & Mass Effect, M, English, Sci-Fi, chapters: 15, words: 73k+, favs: 1k+, follows: 1k+, updated: 6/17 published: 11/19/2020, [OC, Liara T'Soni] Doomguy, Shepard