Once Upon a Time Crossovers
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The Modern Fairy Tale Town Book 2: The Price of Magic by PerkyGoth14 reviews
The residents of Storybrooke begin to remember fairy tale life and share their pasts with their descendants about their destinies for their written histories and stories. However, during the reunion among everyone, a threat passes by the town that interferes with Princess Audrey's birthday celebration in The Enchanted Forest leading to a brand new adventure with other descendants.
Crossover - Once Upon a Time & Descendants, 2015 - Rated: T - English - Fantasy/Adventure - Chapters: 12 - Words: 105,876 - Reviews: 5 - Favs: 15 - Follows: 13 - Updated: 6h - Published: 1/15 - Emma S., Killian Jones/Captain Hook, Audrey, Lonnie
Chaos In Storybrook by Arrow-of-Ravenclaw
Henry's author's magic grows. Beyond the quill. When a new person arrives in Storybrook, Henry learns new things about himself.
Crossover - Once Upon a Time & Wandavision - Rated: T - English - Drama/Supernatural - Chapters: 1 - Words: 419 - Published: 19h - Henry Mills, Regina M./The Evil Queen, Violet, Agatha H.
Collision by Number Ten reviews
The Doctor, Rory and Amy are travelling from a far-off planet, unaware that something has stowed away in the Tardis. Soon this creature causes everything to malfunction and the Doctor is forced to land the machine in a tiny Maine town. On the other side, Crystal is returning from an adventure all her own. Happy to be home, she has no idea what followed her back to the peaceful town
Crossover - Doctor Who & Once Upon a Time - Rated: K+ - English - Sci-Fi/Fantasy - Chapters: 14 - Words: 29,551 - Reviews: 9 - Favs: 13 - Follows: 16 - Updated: 3/4 - Published: 4/30/2021 - [Amelia P./Amy, Rory W.] 11th Doctor, OC
DESCENDANTS: ONCE UPON A TIME by anaovando1998
Audrey throws a curse. Now our heroes are trapped in a small town… .STORYBROOKE.
Crossover - Once Upon a Time & Descendants, 2015 - Rated: K - English - Adventure - Chapters: 6 - Words: 21,914 - Updated: 3/4 - Published: 12/27/2021 - [Regina M./The Evil Queen, Audrey] Emma S., Henry Mills
The Sorceress's Apprentice by 00Dark-Pheonix00 reviews
Fem Harry, Harper's life was changed when Emma took her from the Dursleys. Seven years later Henry appears, and they visit a certain town in Maine. Breaking the curse was easier because of Harper's magic. Not so easy is the apprenticeship with Merlin, or being pulled to Hogwarts for the Tri Wizard Tournament. Enemies are everywhere, only her magic, and Merlin can keep her safe.
Crossover - Harry Potter & Once Upon a Time - Rated: M - English - Adventure/Romance - Chapters: 18 - Words: 44,573 - Reviews: 19 - Favs: 160 - Follows: 221 - Updated: 3/3 - Published: 2/24/2021 - Harry P., Emma S.
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: 11 - Words: 38,532 - Reviews: 40 - Favs: 76 - Follows: 122 - Updated: 3/3 - Published: 8/23/2015
Once Upon A Tangled Time by Takingtheleap
Dawn can't say she enjoys her life in Storybrooke, but changes and risks aren't an option. Enter Eugene Fitzherbert: a man who seems head over heels for her even though they've never met. As they get closer, a mysterious force threatens their happily ever after. Will Dawn step into the sun? Or will her life remain a tangled mess?
Crossover - Tangled & Once Upon a Time - Rated: K+ - English - Chapters: 15 - Words: 11,030 - Updated: 3/1 - Published: 2/26 - Rapunzel, Eugene F./Flynn R., Regina M./The Evil Queen, Rumpelstiltskin/Mr. Gold - Complete
Commandes de fictions – Grâce à toi, je réalise que j'avais tort by Comptoirdesauteurs reviews
[S5A pour OUAT & S1/pré-S1 pour GOT] : UA. Alors que Regina exile Zelena loin de Storybrooke, celle-ci, au lieu d'atterrir à Oz, s'écrase à Westeros. Qu'arrivera-t-il d'elle dans ce monde qu'elle ne connaît pas ? [Vous souhaitez faire une commande de fiction ? C'est ici ! Un de nos auteurs répondra à votre demande et écrira pour vous, la fiction de vos rêves !]
Crossover - Game of Thrones & Once Upon a Time - Rated: T - French - Adventure/Suspense - Chapters: 24 - Words: 67,087 - Reviews: 37 - Favs: 5 - Follows: 6 - Updated: 2/28 - Published: 3/1/2020 - [Zelena/The Wicked Witch of the West, Hades] Cersei L., Lancel L.
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: 1 - Words: 1,363 - Reviews: 3 - Favs: 3 - Follows: 5 - Published: 2/26 - [Alex B., E. Prentiss] [Emma S., Regina M./The Evil Queen]
Dragon's Egg by queenofthemoment10
A glimpse into Goldilocks' past. Set before Demons That Haunt you
Crossover - Merlin & Once Upon a Time - Rated: K+ - English - Adventure/Friendship - Chapters: 1 - Words: 1,522 - Published: 2/25 - Merlin, Jefferson/Mad Hatter, OC - Complete
Once Upon A Time: Hook’s Adopted Son (Book One) by RavenDragon643 reviews
What if Hook had one other piece of happiness, an adopted son? What if the child was a certain viking? After Hiccup was banished from Berk, he and Toothless travel to the Enchanted Forest where he ends up getting adopted by Killian Jones AKA Captain Hook. Until the day, Regina cast her curse and it took Hiccup and Toothless with the rest of the people to Storybrooke.
Crossover - How to Train Your Dragon & Once Upon a Time - Rated: T - English - Adventure/Suspense - Chapters: 7 - Words: 31,320 - Reviews: 5 - Favs: 20 - Follows: 19 - Updated: 2/23 - Published: 3/9/2021 - Hiccup, Toothless, Henry Mills, Emma S.
I'll Cross The Universe For You by GaybeTheEnBoy reviews
Regina's world is turned upside down when she's left caring for her best friends' children. When Snow White attacks, Regina loses her family to the multiverse. Stuck in different realms, the four must navigate their new lives while searching for a way to reconnect with one another.
Crossover - Twilight & Once Upon a Time - Rated: M - English - Chapters: 21 - Words: 86,681 - Reviews: 26 - Favs: 37 - Follows: 41 - Updated: 2/19 - Published: 12/29/2021 - [Rosalie, Bella] [Emma S., Regina M./The Evil Queen]
A Pirate's Proposal by Know It All Hermione
Killian Jones proposes to his girlfriend Hermione Granger.
Crossover - Harry Potter & Once Upon a Time - Rated: K+ - English - Romance - Chapters: 1 - Words: 733 - Favs: 3 - Follows: 2 - Published: 2/19 - [Hermione G., Killian Jones/Captain Hook] - Complete
Twin Saviors by Kalynnblack reviews
Snow white and prince charming had twins, a boy, and a girl. One was destined to be the savior for all the fairy tale characters, while her brother was a destined savior for the wizarding world. three days be for what would be their 28th birthday Harry, now known by his original name of Alexander Leopold Charming opened a portal to Boston. Full summary inside
Crossover - Harry Potter & Once Upon a Time - Rated: T - English - Fantasy/Adventure - Chapters: 3 - Words: 94,598 - Reviews: 8 - Favs: 103 - Follows: 123 - Updated: 2/14 - Published: 4/11/2021 - Emma S.
Love Will Find Us: Once Upon A Time by Duranchains reviews
This is my very first story on fanfiction & with writing. Basically, this story will be about how it takes many struggles for these two soul mates to realize that they are made for each other. This is based on another show from a diff. culture (Geet Hui Sabse Parayi). Male Emma & male Ruby. Intros on chap1:) Crossover with Supergirl. KaraxCat paring.
Crossover - Once Upon a Time & Supergirl - Rated: M - English - Romance/Drama - Chapters: 61 - Words: 108,609 - Reviews: 104 - Favs: 70 - Follows: 97 - Updated: 2/13 - Published: 11/9/2014 - [Emma S., Regina M./The Evil Queen] [Belle/Lacey, Ruby L./Red Riding Hood]
Forever Charmed In Storybrooke by EvilRegalTweeba18 reviews
This is just a family fan made crossover story of Charmed and Once Upon A Time. The sisters say a spell to try to vanquish Zankou but the spell back fires and send all three sisters plus Zankou to Storybrooke. The sisters learn they're not strong enough to vanquish Zankou but with the help of Emma Swan and Regina Mills, they have enough power. I hope you enjoy my story!
Crossover - Charmed & Once Upon a Time - Rated: T - English - Drama/Supernatural - Chapters: 4 - Words: 6,279 - Reviews: 13 - Favs: 13 - Follows: 16 - Updated: 2/12 - Published: 6/11/2019
Harry à Storybrook by Aelita Yoru reviews
Si Harry Potter avait été un personnage de Once Upon A Time... Et le fils du Ténébreux... Qu'aurait été leur histoire à tous? Il est aussi possible que je rajoute des romans, manga ou anime selon mon inspiration.
Crossover - Once Upon a Time & Harry Potter - Rated: M - French - Adventure/Family - Chapters: 65 - Words: 24,278 - Reviews: 38 - Favs: 43 - Follows: 52 - Updated: 2/12 - Published: 4/17/2020
Paying for Their Sins by EvilRegal5 reviews
SwanQueen, this is a crossover between the British TV show Bad Girls and Once Upon a time. Charged with Soliciting to murder and Murder Regina Mills has been sentenced to serve her time in Larkhall Prison, where she befriends the wings top dog Emma Swan, but these women are about to discover connections that they never imagined possible.
Crossover - Bad Girls & Once Upon a Time - Rated: M - English - Romance/Drama - Chapters: 17 - Words: 70,196 - Reviews: 19 - Favs: 1 - Follows: 3 - Updated: 2/8 - Published: 11/21/2020 - Complete
A kingdom called Sugar Rush by J-Farraday reviews
When one day Henry sees that his magic pen started a new story about a girl who wants to be a racer, he decides to travel to her world so he can write down the story, like a proper Author should. When Henry meets Vanellope, mutual help gets them into a big adventure. But the ruler of Sugar Rush will do everything in his power to stop them, in order to keep his dark secrets hidden.
Crossover - Once Upon a Time & Wreck-It Ralph - Rated: T - English - Adventure - Chapters: 9 - Words: 58,325 - Reviews: 12 - Favs: 6 - Follows: 6 - Updated: 2/3 - Published: 6/28/2021 - Emma S., Henry Mills, Vanellope von Schweetz, King Candy/Turbo
Black Hair, Golden Eyes by The Random Writer 4.0 reviews
All of her life Valkyrie Cain knew who she was. That is until she remembers something about her childhood that leads her to believe that her parents are not who she thought they were. And what's this about a 28 year long curse?
Crossover - Skulduggery Pleasant series & Once Upon a Time - Rated: T - English - Romance/Family - Chapters: 29 - Words: 52,291 - Reviews: 22 - Favs: 15 - Follows: 15 - Updated: 2/2 - Published: 8/26/2015
When Our Worlds Collide by Danilynn87 reviews
When Regina and Emma believe they finally have a minute to breathe in Storybrooke, a certain superhero comes crashing into their world, forcing Emma to face reality. Meanwhile, on Earth-38, Supergirl has been kidnapped and Lena scrambles to bring their hero home before the villain, Reign, completely takes over. *Swanqueen/Supercorp Crossover
Crossover - Once Upon a Time & Supergirl - Rated: M - English - Drama/Angst - Chapters: 12 - Words: 47,662 - Reviews: 42 - Favs: 41 - Follows: 43 - Updated: 2/2 - Published: 1/22 - [Emma S., Regina M./The Evil Queen] [Kara D./Supergirl, Lena L.] - Complete
Born Differently by No Fate 1990 reviews
After Jack Frost dies, Elsa becomes the single mother of a nonverbal autistic boy named Josiah. Anna and Kristoff have two fraternal twins, Evan and Penelope. Content, Elsa learns to be grateful for what she already has instead of looking elsewhere. Later on, she and Jack have a daughter named Nova.
Crossover - Frozen & Once Upon a Time - Rated: K - English - Family - Chapters: 37 - Words: 2,040 - Reviews: 3 - Favs: 4 - Follows: 4 - Updated: 1/31 - Published: 5/10/2016 - Emma S., Anna, Elsa, Kristoff B. - Complete
1949 by Camikingst reviews
After her coronation, the queen crumbles. She cannot bear the feelings she has been hiding for years any longer and decides her only hope is another curse, one that makes her forget everyone she has ever loved especially certain blonde. The curse takes her back in time, allowing her to reinvent herself as Rita Castillo. What happens when Emma goes back in time to find her?
Crossover - Once Upon a Time & Why Women Kill - Rated: M - English - Drama/Romance - Chapters: 5 - Words: 10,884 - Reviews: 5 - Favs: 9 - Follows: 18 - Updated: 1/26 - Published: 10/21/2021 - [Regina M./The Evil Queen, Emma S., Rita Castillo] Scooter
A la découverte d'un monde by Marina Ka-Fai reviews
En route vers Bharuch, la Providence fait face à l'une des pires tempêtes de son existence. Une fois celle-ci calmée, son équipage se retrouve sur une terre bien éloignée de leur Mésopotamie familière : Storybrooke.
Crossover - Once Upon a Time & Sinbad - Rated: T - French - Drama/Friendship - Chapters: 4 - Words: 8,852 - Reviews: 6 - Updated: 1/23 - Published: 9/15/2021 - [Anwar, Sinbad] Henry Mills
The savior from the Isle and Aurodon by mutantapk
When a curse is cast by a most hated enemy of Mal's that causes Aurodon, and the enchanted forest to merge. Then another curse is cast that causes both sides to enter storybrooke, and forget who they are. It is up to Mal's daughter to get them to remember.
Crossover - Once Upon a Time & Descendants, 2015 - Rated: T - English - Fantasy/Romance - Chapters: 2 - Words: 6,387 - Favs: 5 - Follows: 7 - Updated: 1/19 - Published: 10/4/2021 - Emma S., Regina M./The Evil Queen, Mal, Uma
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