Once Upon a Time Crossovers
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How Emma Swan is related to the House of White by LittleMiddleA
Emma Swan finds out that she has more relatives then she thinks...in NYC.
Crossover - 10th Kingdom & Once Upon a Time - Rated: T - English - Mystery/Family - Chapters: 2 - Words: 3,931 - Favs: 1 - Follows: 1 - Updated: 10h - Published: 12/25/2023
Witch Hunt by jadzia-tieflingcore
A new curse has been cast over the inhabitants of Storybrooke and so Killian asks his old friend to join him in helping the Charming family. (Sequel to Good Form)
Crossover - Mortal Instruments & Once Upon a Time - Rated: T - English - Chapters: 2 - Words: 4,333 - Updated: 1/8 - Published: 12/30/2023 - OC, Killian Jones/Captain Hook, Robin Hood, Zelena/The Wicked Witch of the West
Once Upon a Walker by gillyflower34 reviews
Between Carl and Henry, no house has a chance of keeping them inside. Beth can control animals with her voice. Daryl's a werewolf. And since there's no swearing in the fairy tale realm, every time Merle talks, he sounds like Ned Flanders. There's a better summary inside. Enjoy!
Crossover - Walking Dead & Once Upon a Time - Rated: M - English - Adventure/Romance - Chapters: 10 - Words: 22,288 - Reviews: 1 - Favs: 4 - Follows: 2 - Updated: 1/5 - Published: 1/28/2023 - [Rick G., Emma S.] [Daryl D., Ruby L./Red Riding Hood]
Good Form by jadzia-tieflingcore
When Emma and Snow meet Killian, they also meet his companion of many years-Majo Bane, a warlock from a different land. (Set in OUAT) [Written in 2018; edited in 2023; the sequels are better]
Crossover - Mortal Instruments & Once Upon a Time - Rated: T - English - Chapters: 13 - Words: 31,331 - Favs: 2 - Follows: 1 - Updated: 12/29/2023 - Published: 7/11/2023 - OC, Killian Jones/Captain Hook - Complete
La visiteuse de Kaamelott by Marina Ka-Fai reviews
Elle lui évoque brièvement la Dame du Lac. Et au vu de sa mise, elle n'est pas d'ici. [Kaamelott/OUAT]
Crossover - Kaamelott & Once Upon a Time - Rated: K+ - French - Friendship - Chapters: 1 - Words: 773 - Reviews: 1 - Published: 12/28/2023 - Zelena/The Wicked Witch of the West - Complete
The Modern Fairy Tale Town Book 6: Storybrooke Has Frozen Over by PerkyGoth14
In part 6 of the Modern Fairy Tale saga, Emma, Audrey, Ben, and Killian return from The Enchanted Forest in the past after defeating The Wicked Witch of the West, things become quite chilling in Storybrooke, especially with the arrival of Robin Hood's beloved Maid Marian and Elwin trying to find himself while everyone else has their own story to tell.
Crossover - Once Upon a Time & Descendants, 2015 - Rated: T - English - Family/Fantasy - Chapters: 6 - Words: 33,771 - Favs: 11 - Follows: 7 - Updated: 12/27/2023 - Published: 9/26/2023 - [OC, Lonnie] Elsa
Between the Moon and the City Lights by Esther-Channah reviews
When eleven-year-old Emma Swan ran away to Los Angeles, she thought she'd scored a truly outrageous placement. But music isn't always magic and glitter isn't always gold. Mostly gen with some Kimber/Stormer.
Crossover - Jem & Once Upon a Time - Rated: K+ - English - Angst/Friendship - Chapters: 21 - Words: 73,083 - Reviews: 37 - Favs: 4 - Follows: 1 - Updated: 12/26/2023 - Published: 1/20/2023 - Danse/Giselle D., Kimber B., Jerrica B./Jem, Emma S.
Sins Of The Father: Rewrite by lululillie
Regina is Lucifer's daughter. He along with Michael, Gabriel, Castiel and the Winchesters watch her fate in the hopes one of theirs might change for the better.
Crossover - Supernatural & Once Upon a Time - Rated: K - English - Chapters: 3 - Words: 17,681 - Favs: 5 - Follows: 6 - Updated: 12/23/2023 - Published: 11/1/2023 - Castiel, Lucifer, Gabriel, Regina M./The Evil Queen
bloom the true savior! hook her true love! by narcissaromanov1918 reviews
after the battle with diaspro and sky and merging back into time. a kid who happens to be her nephew came to se eher and found out where her first blood adopted parents were. and who they were. she wasnt expecting them to be snow and charming. follow bloom and her true love through a great many aventure!
Crossover - Winx Club & Once Upon a Time - Rated: M - English - Romance/Hurt/Comfort - Chapters: 2 - Words: 12,581 - Reviews: 1 - Favs: 3 - Follows: 3 - Updated: 12/19/2023 - Published: 11/5/2023 - [Killian Jones/Captain Hook, Bloom]
Once Upon a Time in Auradon by RyanInTheTARDIS reviews
While Henry is journeying through the Realms of Story in search of his own adventures, an accident throws him through a portal to a realm not found in any of the Author's storybooks - a realm known as the United States of Auradon.
Crossover - Once Upon a Time & Descendants, 2015 - Rated: M - English - Romance/Friendship - Chapters: 3 - Words: 11,083 - Reviews: 1 - Favs: 4 - Follows: 10 - Updated: 12/16/2023 - Published: 7/27/2020
New Year, new friends, new love by SilverInk.IvoryQuill reviews
Actually, Dr. Strange and Jemma Simmons just wanted to have a serious talk on New Year's Eve. But a very annoyed Mutant and an Evil Queen change their plans drastically. The round table is filling further with another doctor and another queen and suddenly they are all there: People from different worlds who don't match at all but who have more in common than one might think.
Crossover - Once Upon a Time & Doctor Strange - Rated: K+ - English - Humor/Parody - Chapters: 4 - Words: 5,274 - Reviews: 4 - Favs: 8 - Follows: 11 - Updated: 12/15/2023 - Published: 2/1/2018 - [Regina M./The Evil Queen, Dr. S. Strange]
Friends, six femmes et la vie by irrealite reviews
Crossover Friends avec personnages de OUAT, Supergirl et Rizzoli&Isles. 6 amies. Regina, cuisinière, vivant en colocation avec Maura, médecin légiste. De l'autre côté du couloir, Emma, garante de caution, vit en colocation avec Kara une journaliste et écrivaine. La grande soeur de Regina, Lena, scientifique & PDG, vit de l'autre côté de la rue. Et la détective Jane.
Crossover - Once Upon a Time & Supergirl - Rated: T - French - Romance/Friendship - Chapters: 29 - Words: 140,501 - Reviews: 82 - Favs: 25 - Follows: 18 - Updated: 12/12/2023 - Published: 5/25/2022 - [Emma S., Regina M./The Evil Queen] [Kara D./Supergirl, Lena L.]
Once Upon A Pezberry by cybsuki reviews
Rachel is over Lima's abuse so where does she go? Storybrooke Maine of course, Santana lopez was not happy to realize Rachel berry was missing..so she follows her of course / gp Rachel /swanqueen/pezberry /redbeauty/Quittney, and zelena with female oc (good Cora Magic Au) Mega femslash fic
Crossover - Glee & Once Upon a Time - Rated: T - English - Romance/Humor - Chapters: 4 - Words: 4,084 - Reviews: 5 - Favs: 23 - Follows: 33 - Updated: 12/4/2023 - Published: 9/19/2022 - Rachel B., Santana L., Emma S., Regina M./The Evil Queen
Broken by amdo reviews
With the curse broken, the residents of Pixfare struggle between their original and cursed memories, and are left wondering of the fate of their world.
Crossover - Incredibles & Once Upon a Time - Rated: K - English - Chapters: 15 - Words: 68,256 - Reviews: 17 - Favs: 7 - Follows: 8 - Updated: 12/1/2023 - Published: 5/28/2019 - Elastigirl, Mr. Incredible, Jack-Jack P., Syndrome
Another Chance (at Love) by CharlotteAshmore
Belle's not the shy, timid little teacher's assistant Dr. Rush always believed her to be. Would he have brought her aboard Destiny had he known beforehand? A reboot of the series basically, but with my own twists and Belle thrown into the mix.
Crossover - Stargate: Universe & Once Upon a Time - Rated: M - English - Romance - Chapters: 18 - Words: 241,229 - Favs: 3 - Follows: 3 - Updated: 11/18/2023 - Published: 7/26/2023 - Eli W., Dr. N. Rush, Chloe A., Belle/Lacey
Aelita's new life in the Once upon a time dimension by Aelita Usagi Stones
Aelita's friends and father have been killed by X.A.N.A. and she jumps off the highest building of her school to commit suicide to be with her friends and father. That is when a white light appears as Aelita is about to hit the ground but that is when the goddess of portals appears, and she looks at Aelita and looks at her and she decides to make Aelita a dragon.
Crossover - Code Lyoko & Once Upon a Time - Rated: T - English - Hurt/Comfort/Friendship - Chapters: 1 - Words: 512 - Published: 11/16/2023 - Aelita S., Lily
Harry Potter - OUAT by FrostZero007 reviews
Harry comes to a small town in search of his daughter, but finds more he was looking for.
Crossover - Harry Potter & Once Upon a Time - Rated: M - English - Adventure/Family - Chapters: 4 - Words: 4,849 - Reviews: 16 - Favs: 159 - Follows: 183 - Updated: 11/14/2023 - Published: 10/12/2021 - Harry P., Regina M./The Evil Queen, Zelena/The Wicked Witch of the West, Ingrid/Snow Queen
Feelings Revealed by Dragonsrule18
Turbo and Candice Von Schweetz, Vanellope's mother, have been friends for quite a while, and those feelings have slowly started to develop into more. When an accident on the track puts Turbo in the hospital, it gives Candice the drive she needs to finally tell him how she really feels. AU of my awesome friend J-Farraday's story, A Kingdom Called Sugar Rush.
Crossover - Once Upon a Time & Wreck-It Ralph - Rated: K+ - English - Romance/Hurt/Comfort - Chapters: 2 - Words: 4,032 - Favs: 2 - Follows: 1 - Published: 11/13/2023 - [King Candy/Turbo, OC]
Once Upon A Law: Welcome to Storybrooke by BadWolf02
What if Cora gave birth to a third daughter; after Regina but before Zelena? Olivia Benson has a dream of a small town in Main and a woman who looked strikingly like her. When Olivia goes to Storybrooke, she will discover secrets of her true origins.
Crossover - Law and Order: SVU & Once Upon a Time - Rated: K - English - Family/Fantasy - Chapters: 1 - Words: 1,840 - Favs: 3 - Follows: 4 - Published: 11/12/2023 - O. Benson, Emma S., Regina M./The Evil Queen
Finding a real family through a wish by Ziya Hitsugaya reviews
At 17 Regina was secretly pregnant she had a heathy baby boy. Giving her son a bracelet that said Harry with golden letters and two crystal apples. on each side of his name. It was all she could give him. Full summary inside.
Crossover - Harry Potter & Once Upon a Time - Rated: T - English - Chapters: 7 - Words: 19,150 - Reviews: 19 - Favs: 114 - Follows: 131 - Updated: 10/31/2023 - Published: 5/8/2023 - Harry P., Hermione G., Emma S., Regina M./The Evil Queen
Gap Years by SKRowling reviews
The Ten years between When Emma gave Henry up, and Him coming to get her, Emma Swan ceased to exist. She was determined to be someone who her little boy would be proud to call mom, not some criminal that gave birth to him in Prison. My first crossover. No primary pairings, unless you want an SQ endgame. Disclaimer: I do not own House or OUAT and I never will just having fun.
Crossover - House, M.D. & Once Upon a Time - Rated: T - English - Drama - Chapters: 22 - Words: 76,293 - Reviews: 53 - Favs: 103 - Follows: 145 - Updated: 10/28/2023 - Published: 8/23/2015 - A. Cameron, Emma S. - Complete
Les sex friends by Marina Ka-Fai reviews
Mais il n'y a pas d'amour : juste deux copines qui se rendent services.
Crossover - Game of Thrones & Once Upon a Time - Rated: T - French - Chapters: 1 - Words: 296 - Reviews: 1 - Published: 10/27/2023 - Regina M./The Evil Queen - Complete
Like Mother, Like Daughter by ArwenLalaith reviews
Emily finds out she's adopted and goes on a search to find her mother...
Crossover - Criminal Minds & Once Upon a Time - Rated: T - English - Romance/Family - Chapters: 2 - Words: 2,416 - Reviews: 7 - Favs: 16 - Follows: 25 - Updated: 10/25/2023 - Published: 2/26/2022 - [Alex B., E. Prentiss] [Emma S., Regina M./The Evil Queen]
Harry Potter in Storybrooke by USANAguy reviews
After the downfall of Lord Voldemort, what happens when the Magical Congress of America sends three young witches and wizards to investigate a mysterious magical phenomenon in the state of Maine.
Crossover - Harry Potter & Once Upon a Time - Rated: T - English - Sci-Fi/Fantasy - Chapters: 16 - Words: 55,480 - Reviews: 24 - Favs: 64 - Follows: 88 - Updated: 10/20/2023 - Published: 5/29/2023 - Harry P., Hermione G., Emma S., Regina M./The Evil Queen
Devil ship The Rise of Pirates by MarcusMax
Wanting to see his father, Will Turner III on boat to his ship, but a sudden fog changes everything when a ship from another time comes out and destroys his boat. Barely surviving, he managed to swim to the gangway, but once on board, he soon realizes that he was on a German ship WWII, dooming himself to captivity and torment in this diabolical ship from which there is no escape...
Crossover - Pirates of the Caribbean & Once Upon a Time - Rated: K+ - English - Supernatural/Adventure - Chapters: 7 - Words: 15,069 - Updated: 10/14/2023 - Published: 9/5/2023 - Will Turner III, Granny - Complete
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