870 Potter Who and the Wossname's Thingummy » by ForrestUUID No TARDIS, no screwdriver, and no memory — on the plus side, an owl and a wand! May or may not be AU. "It's all in the mind, you know."
Doctor Who & Harry Potter, K+, English, Humor & Mystery, chapters: 42, words: 238k+, favs: 1k+, follows: 1k+, updated: 10/23 published: 8/31/2012, 11th Doctor, Harry P.
1k+ Visited by a Doctor » by Tangerine-Alert At a young age Harry met someone called the Doctor, he became his friend. Over the course of his school life the Doctor returned, in each of his incarnations. Leaving Hogwarts Harry continues to have adventures, visited upon by the Doctor's influences and further incarnations, friends, and enemies.
Doctor Who & Harry Potter, T, English, Drama & Sci-Fi, chapters: 109, words: 901k+, favs: 2k+, follows: 2k+, updated: 10/21 published: 3/14/2009, Harry P.
411Harry Potter and the Time of Retirement » by 0rigami When someone is unsatisfied of his present, time travel may be attractive. But would an old Harry really be interested in reliving his school years with all those annoying school kids, classes and dark lords? Probably not - but sometimes you don't have a choice. No Slash - no clichès (beside time travel itself) - maybe no romance at all.
Harry Potter, T, English, Adventure, chapters: 36, words: 116k+, favs: 882, follows: 1k+, updated: 9/11 published: 3/18/2015, Harry P.
716Mass Effect: End of Days » by Postmeat An ancient danger threatens the galaxy, unknown to all. A humanity which never discovered Prothean ruins, expanding through space on their own, emerges. Joined with the machines they created, hardened by war with a terrifying enemy, they read the writing on the wall. But will the galactic community already there listen to these newcomers, stirring up trouble everywhere they go?
Mass Effect, T, English, Sci-Fi & Suspense, chapters: 20, words: 234k+, favs: 2k+, follows: 3k+, updated: 8/1 published: 3/8/2015, Admiral Hackett, Shadow Broker, Shepard, Rachni Queen
90Harry the Hufflepuff 5 by BajaB Lazy!Harry is back, although he has lost his way a bit.
Harry Potter, K, English, Humor, words: 3k+, favs: 281, follows: 417, 7/14
839 The Road To Paradise » by Ni'Rala vas Qwib Qwib Heroes tend to build a reputation after saving the world. In Naruto's case, it reached to the stars, to the attention of those in need of the best to do the impossible. Now Naruto faces new trials and adventures, joining Commander Shepard's team in the fight to stop the Collectors, and ending the Reaper threat before the galaxy is too far gone to save. NaruTali past NaruHina, AU
Naruto & Mass Effect, M, English, Adventure & Drama, chapters: 35, words: 423k+, favs: 1k+, follows: 1k+, updated: 6/24 published: 3/22/2012, [Naruto U., Tali'Zorah] Shepard
2k+ Mass Effect: Human Revolution » by IgnusDei Adam Jensen finds himself in a time only dreamed of in vids, humanity is now part of a great galactic community that fears synthetics, and he struggles to find his place within it. Note: Primarily a DX/ME crossover, with elements borrowed and integrated from other Square Enix franchises.
Deus Ex & Mass Effect, M, English, Sci-Fi & Supernatural, chapters: 91, words: 876k+, favs: 2k+, follows: 2k+, updated: 6/14 published: 3/12/2012
3k+ A Fallen God » by Hostiel When Loki fell from the Bifrost he was expecting the cool embrace of oblivion, not to become a spirit and then be ripped apart and forced into the mind of a six-year-old named Harry Potter. With no physical form, he must keep the boy alive if he seeks to keep existing, and everyone knows that the best way to ensure continued survival is to simply become greater than everyone else.
Harry Potter & Avengers, T, English, Adventure & Humor, chapters: 46, words: 104k+, favs: 7k+, follows: 8k+, updated: 4/23 published: 8/14/2015, Harry P., Loki
556 Extraordinary Summer » by BrilliantLady It's the summer of Harry's fourth year, and his holiday includes a promotional book tour on Lockhart's behalf! During his tour Harry meets werewolves, a hag, and other interesting characters, and visits the fascinatingly unique magical districts of Paris and Gabon. Smart!Harry, Grey!Harry, Sane!Voldemort, pure-blood culture. Part 5 of "Perfectly Normal". Complete.
Harry Potter, T, English, Fantasy & Supernatural, chapters: 20, words: 175k+, favs: 730, follows: 719, updated: 4/19 published: 7/23/2018, Harry P., Sirius B., Draco M., Neville L.
84Ouroboros » by obsessiveneeds A strange man adopts Tom Riddle and it is not his father, as Tom desperately wants to believe. Stranded in the past, Voldemort once again comes to the conclusion he's the only one he truly needs. (Accidental Time Travel with a twist.Voldemort raises himself and he is not happy about it.) Eventual M/M
Harry Potter, M, English, Hurt/Comfort, chapters: 20, words: 131k+, favs: 87, follows: 124, updated: 3/14 published: 6/1/2020, Voldemort, Tom R. Jr.
2k+ Transcendent Humanity » by Solaris242 Humanity never developed FTL. The Prothean archives contained no technology, no Element Zero, just a warning. Isolated from the rest of the galaxy for two thousand years, restricted to their only system, how will humanity have changed when they first meet the Turians? AU, alternate history of humanity and First Contact.
Mass Effect, T, English, Sci-Fi, chapters: 27, words: 79k+, favs: 7k+, follows: 8k+, updated: 2/16 published: 5/7/2013
595 I Hate Portals » by NeonZangetsu I hate portals. Nasty, vile things, prone to malfunction at the worst of times. Mine sure did! An experiment gone awry strands an unpredictable, knuckleheaded ninja in a strange world of magic and monsters. Should he survive, he just might find a way home...if the Wild Hunt doesn't kill him, first. Loads of sass and humor. NarutoxCiri? Pairing undecided. Still working on this!
Naruto & Witcher, M, English, Romance & Humor, chapters: 7, words: 34k+, favs: 1k+, follows: 2k+, updated: 5/13/2020 published: 6/17/2016, Naruto U., Geralt of Rivia, Triss Merigold, Ciri
4k+ Swords and Roses » by Sage1988 AU. Harry Tyrell the counterpart to Harry Potter, born the second son of House Tyrell dares to dream. He will not be a sword at the side of his brother, a knight of the Kingsguard or what else his family plans. He will make his own destiny and show the world what 'Growing Strong' really means. Image is curtsey of NyxxNoxx.
Harry Potter & Game of Thrones, M, English, Adventure & Fantasy, chapters: 35, words: 413k+, favs: 7k+, follows: 7k+, updated: 1/29/2020 published: 2/28/2018
8k+ Itachi, Is That A Baby? » by SpoonandJohn Petunia performs a bit of accidental magic. It says something about her parenting that Uchiha Itachi is considered a better prospect for raising a child. Young Hari is raised by one of the most infamous nukenin of all time and a cadre of "Uncles" whose cumulative effect is very . . . prominent. And someone had the bright idea to bring him back to England. Merlin help them all.
Harry Potter & Naruto, M, English, Humor & Adventure, chapters: 102, words: 314k+, favs: 11k+, follows: 12k+, updated: 1/21/2020 published: 11/25/2015, Harry P., Albus D., Itachi U.
1k+Narcissa's Chance » by ReluctantSidekick Thrust back in time Harry wants to destroy Voldemort. Narcissa Black wants a better life than marriage to Lucius. Time Traveling Harry Potter goodness. HP/NM HP/BL unrequited HP/MM
Harry Potter, M, English, Romance, chapters: 51, words: 156k+, favs: 5k+, follows: 6k+, updated: 1/12/2020 published: 3/15/2018, [Harry P., Narcissa M., Bellatrix L.]
729 Harry The HufflePuff 4 » by BajaB Not going to school would have been way too much effort, and besides, Harry had promised that since last year was a bit boring, he was going to not try to avoid everything this year..
Harry Potter, K+, English, Humor, chapters: 4, words: 26k+, favs: 3k+, follows: 3k+, updated: 10/14/2019 published: 3/10/2018
7k+ The Havoc side of the Force » by Tsu Doh Nimh I have a singularly impressive talent for messing up the plans of very powerful people - both good and evil. Somehow, I'm always just in the right place at exactly the wrong time. What can I say? It's a gift.
Star Wars & Harry Potter, T, English, Fantasy & Mystery, chapters: 24, words: 207k+, favs: 17k+, follows: 19k+, updated: 8/24/2019 published: 9/6/2012, Anakin Skywalker, Harry P.
88 The Lesser Kindness » by Zeitgeist84 It goes without saying that a witcher's life is one of thankless peril: brutal training, mutations, vagrancy, and all they get for it are insults and a few coins to tide them over to the next contract. Still, to be a witcher is to lead an fascinating life, and Harry tries to make the most of his. Heavy AU.
Harry Potter & Witcher, M, English, Fantasy & Mystery, chapters: 15, words: 92k+, favs: 422, follows: 490, updated: 5/17/2019 published: 2/21/2016, Harry P., Ron W., Hermione G., Geralt of Rivia
544 Getting Too Old For This » by ManMadeOfLasers Harry Potter finds himself, and his normal bi-polar luck, pulled out of a quiet retirement and into the limelight of the 23rd century. He finds a grand new stage upon which his 'saving-people-thing' can act, and before he can say no, is pulled into the middle of a galaxy-spanning conflict. Rated 'M' for bad words and ideas, re-worked and re-posted. Enjoy.
Harry Potter & Mass Effect, M, English, Humor & Adventure, chapters: 18, words: 82k+, favs: 2k+, follows: 2k+, updated: 4/15/2019 published: 7/31/2017
248 Brother of Kasterborous » by Tangerine-Alert Gallifrey is his home. It's where he's grown up, where he's studied, where his brother has also. Harry Potter is a Time Lord of Gallifrey, one with fascinating powers that Pythia would have recognised well. Now he must work out who he is when the universe is open to him.
Doctor Who & Harry Potter, T, English, Drama & Sci-Fi, chapters: 15, words: 92k+, favs: 1k+, follows: 1k+, updated: 12/23/2018 published: 9/8/2014, Harry P.