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Ghosts of the Past by
Nimbus Llewelyn reviews
Sequel to Child of the Storm. Harry's life has changed a lot over the past year, what with the return of his father, Thor, murder attempts by everything from HYDRA assassins to Elder Gods keeping him on his toes and making a few new friends. But while Chthon and HYDRA are gone, all sorts of dark things have been stirred up, things thought long gone. And guess who they're after...
Crossover - Harry Potter & Avengers - Rated: T - English - Adventure/Fantasy - Chapters: 51 - Words: 759,969 - Reviews: 3716 - Favs: 2,841 - Follows: 3,393 - Updated: 8/24 - Published: 7/12/2016
Heroes Assemble! by
Stargon1 reviews
After five years travelling the world, Harry Potter has landed in New York. He figures that there's no better place than the city that never sleeps to settle in and forge a new life. If only the heroes, villains, aliens and spies had received the message. Begins just before the Avengers movie and continues through the MCU. Encompasses MCU movies & TV, some others along the way.
Crossover - Harry Potter & Avengers - Rated: T - English - Adventure - Chapters: 115 - Words: 532,095 - Reviews: 8584 - Favs: 11,761 - Follows: 14,201 - Updated: 8/7 - Published: 1/4/2017 - Harry P.
A Third Path to the Future by
Vimesenthusiast reviews
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.
Crossover - Harry Potter & Marvel - Rated: M - English - Adventure/Romance - Chapters: 39 - Words: 1,755,851 - Reviews: 5797 - Favs: 9,925 - Follows: 9,842 - Updated: 7/14 - Published: 6/30/2013 - Harry P., J. Grey/Marvel Girl/Phoenix
The Difference One Man Can Make by
joen1801 reviews
After the Battle of Hogwarts, Harry Potter decided to travel the world. Twelve years later when a new threat attempts to destroy the progress made in Britain he returns home to deal with the situation. During the fight that puts down the small group of upstarts Harry finds himself in a world of ice and fire
Crossover - Harry Potter & Game of Thrones - Rated: M - English - Adventure - Chapters: 20 - Words: 265,320 - Reviews: 4517 - Favs: 11,020 - Follows: 12,269 - Updated: 2/1/2017 - Published: 3/22/2015
Dragon of the North by
Tellie571 reviews
Harry makes a different choice in kings cross after he was struck down by Voldemort. Reborn at the end of a rebellion. Watch as Harry grows up in a darker world of swords and magic. M rated for good reason, story contains descriptive violence, character death and sex.
Crossover - Harry Potter & Game of Thrones - Rated: M - English - Fantasy/Adventure - Chapters: 15 - Words: 93,226 - Reviews: 1596 - Favs: 5,035 - Follows: 5,926 - Updated: 7/7/2016 - Published: 1/25/2016 - [Harry P., Daenerys T., Rhaenys T.]
The Wizard of Harrenhal by
DisobedienceWriter reviews
The Master of Death, Harry Potter, wakes one cold spring morning in Westeros. He has no idea why he's there - or how he'll get back. Harry always had bad luck, but a lot of persistence. He'll need it. Winter is Coming.
Crossover - Harry Potter & Game of Thrones - Rated: M - English - Chapters: 6 - Words: 56,547 - Reviews: 935 - Favs: 4,784 - Follows: 2,769 - Updated: 8/28/2015 - Published: 5/17/2015 - [Harry P., OC] - Complete
Wand and Shield by
Morta's Priest reviews
The world is breaking. War and technology push on the edge of the unbelievable as S.H.I.E.L.D. desperately tries to keep the peace. Soldier and scientist no longer hold the line alone, as an ancient fire burns alongside them. The last of all wizards.
Crossover - Harry Potter & Avengers - Rated: T - English - Adventure/Supernatural - Chapters: 33 - Words: 260,787 - Reviews: 7247 - Favs: 14,218 - Follows: 15,897 - Updated: 7/22/2015 - Published: 6/2/2012 - Harry P.
Harry Potter: Geth by
mjimeyg reviews
During the final battle Harry is hit with a luck spell... but who exactly got lucky? Harry finds himself in the future fighting a new war when all he wants to do is have a nice and easy life. So he decides to have fun instead.
Crossover - Harry Potter & Mass Effect - Rated: T - English - Humor/Adventure - Chapters: 43 - Words: 276,717 - Reviews: 2535 - Favs: 6,399 - Follows: 3,416 - Updated: 11/19/2014 - Published: 10/27/2014 - [Tali'Zorah, Harry P.] [Shepard (M), Ashley W.] - Complete
In the Mind of a Scientist by
ZenoNoKyuubi reviews
Harry Potter wasn't raised like in canon. He was top of his class, and very intelligent, always seeking to improve things, and so he learned all kinds of things, and, upon entering Hogwarts, started studying all he could get his hands on! Intelligent!Super!Harry Later Mad Scientist!Harry Rated M for Language, Nudity, and Gore Stein-ish Harry Genres: Humor/Romance/slight Horror
Harry Potter - Rated: M - English - Romance/Humor - Chapters: 17 - Words: 82,520 - Reviews: 2098 - Favs: 7,626 - Follows: 3,923 - Updated: 5/4/2013 - Published: 9/23/2012 - Harry P., N. Tonks - Complete
The Queen who fell to Earth by
Bobmin356 reviews
Forced to compete and abandoned by his friends, he steps from the tent with only one goal in mind, suicide. Instead Harry awakens a power that spans time and space and starts a war between the worlds.
Crossover - Harry Potter & Dragonriders of Pern series - Rated: M - English - Drama/Sci-Fi - Chapters: 18 - Words: 302,411 - Reviews: 2648 - Favs: 5,802 - Follows: 3,037 - Updated: 3/26/2012 - Published: 11/28/2011 - Harry P. - Complete