Merlin Crossovers
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Camaluen Book 1 by st0rywr1ter3420
Erak, Oberjarl of Skandia, and his crew will be put to quite the test as a voyage gone wrong lands them in Camelot. While they try to adapt to the five kingdoms and protect Arthur and Merlin, and realising magic is real, Hal and his crew are in the process of building a revolutionary new ship to rescue the lost crew, with the help of the Rangers.
Crossover - Merlin & Brotherband Chronicles - Rated: T - English - Fantasy/Adventure - Chapters: 2 - Words: 2,969 - Favs: 1 - Follows: 1 - Published: 11/30/2021 - Merlin, Arthur, Erak, Hal Mikkelson
In a Land of Myth and a Time of Destiny by cshen.julienne reviews
"He's the most powerful man in the planet Hermione. Does he even need a protector?" Gwaine offered. Hermione frowned. Merlin has Arthur. But Prince Arthur, brave and righteous as he is, doesn't have magic. So then who would protect Merlin? Who would be there to save Camelot's greatest defender should the need arise? Who would be crazy enough to try and protect the most powerful wa
Crossover - Harry Potter & Merlin - Rated: T - English - Adventure/Romance - Chapters: 14 - Words: 34,354 - Reviews: 40 - Favs: 70 - Follows: 111 - Updated: 11/30/2021 - Published: 3/19/2020 - Hermione G., Merlin, Arthur, Gwaine
Cinderbella in Camelot by Lorelei Candice Black reviews
Bella was raised in Ealdor with her father. She's Merlin's best friend and her mother died when she was young. She's here when Arthur comes with Merlin to save Ealdor from the bandits, she gives him advises... Love, fight, balls, friendships, hidden family secrets... Arthur/ Bella, Merlin/ Morgana, Gwen/ Lancelot (briefly, in the end) ONESHOT
Crossover - Twilight & Merlin - Rated: K+ - English - Romance/Drama - Chapters: 1 - Words: 16,432 - Reviews: 9 - Favs: 50 - Follows: 30 - Published: 11/21/2021 - [Bella, Arthur] [Merlin, Morgana] - Complete
I would wait for you by Moonpaw04
Merlin has been waiting for a long 1500 years when figures from his past starts to appear. At Hogwarts...of all places. Though a certain blonde king is missing but the clotpole never liked to wake up anyways. Merlin will just have to wake him.
Crossover - Merlin & Harry Potter - Rated: T - English - Adventure/Angst - Chapters: 3 - Words: 10,085 - Favs: 3 - Follows: 4 - Updated: 11/20/2021 - Published: 11/5/2021 - Merlin, Arthur, The Great Dragon/Kilgharrah
Awaken, Emrys! by BlueHot Chronicles reviews
Harry is Merlin, but the Warlock is left with amnesia the night his new parents are killed. First-Person POV in the first chapter ONLY.
Crossover - Harry Potter & Merlin - Rated: T - English - Fantasy/Friendship - Chapters: 16 - Words: 62,317 - Reviews: 71 - Favs: 244 - Follows: 349 - Updated: 11/20/2021 - Published: 11/18/2017 - Harry P., Severus S., Percy W., Luna L.
Merlin and the Mistaken Assumptions by booksandreadingismylife reviews
The trouble that Merlin got into last year was apparently only the tip of the iceberg. Between attempting to right decade-old injustices and avoiding discovery, Merlin has her hands full. This would all be much simpler if some idiot hadn't decided to claim they were Salazar's descendent and that it was a great idea to start attacking students. 2nd in Oh Merlin! series. fem!Merlin
Crossover - Harry Potter & Merlin - Rated: T - English - Adventure/Friendship - Chapters: 4 - Words: 27,114 - Reviews: 7 - Favs: 26 - Follows: 42 - Updated: 11/19/2021 - Published: 7/4/2021 - Harry P., Draco M., Merlin, Nimueh
The Blue Butterflies at Hogwarts by saturnAlphenn reviews
Merlin is bored - being on earth for 1500 years does come with it's problems. So, naturally, he applies for a teaching position at Hogwarts. What he doesn't expect is for a certain dragon to follow him, and to be pulled into the abnormally chaotic lives of the golden trio...
Crossover - Harry Potter & Merlin - Rated: K+ - English - Friendship/Adventure - Chapters: 7 - Words: 12,734 - Reviews: 13 - Favs: 89 - Follows: 111 - Updated: 11/18/2021 - Published: 7/27/2021 - Harry P., Merlin, Arthur, Aithusa
Merlin's twin sister by Lorelei Candice Black reviews
My take on a what if? Merlin and Bella were twins, destined for great things but separated when Bella was kidnapped by a dark Warlock. They reunite around the time Morgana and Morgause try to take Camelot. Gwen/ Lancelot, Bella/ Arthur, Merlin,... I just got back to it, making it a bit longer.
Crossover - Twilight & Merlin - Rated: K+ - English - Romance/Drama - Chapters: 3 - Words: 29,921 - Reviews: 16 - Favs: 65 - Follows: 45 - Updated: 11/14/2021 - Published: 5/12/2021 - [Bella, Arthur] Merlin, Gwen/Guinevere - Complete
The Sorcerer and the King by QueenAly300 reviews
After a spell to put himself to sleep until Arthur's return, Merlin finds himself reborn as Harry Potter. It is time for the Once and Future King and the Greatest Sorcerer in the World to return and rebuild the wizarding world.
Crossover - Harry Potter & Merlin - Rated: T - English - Adventure/Friendship - Chapters: 16 - Words: 50,294 - Reviews: 139 - Favs: 578 - Follows: 757 - Updated: 11/12/2021 - Published: 12/30/2019 - Harry P., Merlin, Arthur
Courts of Magic by Robindanewsie reviews
Relations between the kingdoms of Gotham and Camelot have been tense after King Bruce offered shelter to magic refugees fleeing Uther's persecution. To put an end to hostilities, the courts come together to mend the relationship between their kingdoms. However, once it is revealed that the king's newest son is a sorcerer-in-training Merlin must confront his own secrets.
Crossover - Batman & Merlin - Rated: T - English - Fantasy/Friendship - Chapters: 9 - Words: 22,266 - Reviews: 16 - Favs: 15 - Follows: 15 - Updated: 11/7/2021 - Published: 10/4/2020
True Queen by raeowl reviews
The ruler with a frozen heart has come at last, bringing friend and foe together to take them down. Arthur, Merlin, Elsa and Anna combine forces. The true ruler of Arendelle must take her place. Frostburned sequel.
Crossover - Merlin & Frozen - Rated: K+ - English - Adventure/Fantasy - Chapters: 20 - Words: 34,953 - Reviews: 7 - Favs: 6 - Follows: 8 - Updated: 10/30/2021 - Published: 2/27/2021 - Merlin, Arthur, Anna, Elsa - Complete
The Devil, A Detective, and a Warlock Walk Into an Interrogation Room by CloudyPinkTwink reviews
Lucifer couldn't help himself from laughing when he walked into the interrogation room- a loud sound that startled the Detective solely because she hadn't been expecting it. The suspect, however, could only give a wry smile; his blue eyes twinkling with amusement. It didn't take long for Chloe to figure out why the two men were amused. "Oh, don't tell me you know each other."
Crossover - Merlin & Lucifer - Rated: K+ - English - Friendship - Chapters: 7 - Words: 36,512 - Reviews: 36 - Favs: 128 - Follows: 159 - Updated: 10/26/2021 - Published: 8/30/2020 - Merlin, Lucifer M., Chloe D.
You Can't Escape Your Destiny by wereleopard reviews
Stiles and Cora find out some interesting facts when looking at their family trees. She can't wait to tell the others, and Derek understands why he has certain protective feelings. No one expected that Scott becoming a werewolf meant that danger would be coming at them. It also meant that Beacon Hills needed King Arthur and Merlin. Slash Merlin/Arthur, Derek/Stiles, AntiScott
Crossover - Merlin & Teen Wolf - Rated: T - English - Romance/Supernatural - Chapters: 13 - Words: 24,479 - Reviews: 8 - Favs: 107 - Follows: 108 - Updated: 10/23/2021 - Published: 2/27/2018 - [Merlin, Arthur] [Derek H., Stiles S.] - Complete
Philosophy of Trust by sunstarunicorn reviews
What does it mean to trust someone? Can you believe in that trust after it's been tainted? For Greg, the answer's been simple, if devastating; the tainted magic destroyed all the legitimate trust his team had in him. But now that tainted trust is the only thing protecting his teammates from themselves. The only way to save them from Morgana's trap. 67th in the MF series.
Crossover - Flashpoint & Merlin - Rated: T - English - Drama/Angst - Chapters: 22 - Words: 108,278 - Reviews: 36 - Favs: 2 - Follows: 1 - Updated: 10/15/2021 - Published: 5/31/2021 - Greg P., Kevin W., Team One, Morgana - Complete
Immortals by Dragonfang1917 reviews
Merlin and Xu Wenwu(The Mandarin) meet over the centuries. It's as simple as that. This is a Shang-Chi and the Ten Rings x Merlin Oneshot.
Crossover - Merlin & Avengers - Rated: K+ - English - Chapters: 1 - Words: 2,784 - Reviews: 3 - Favs: 12 - Follows: 2 - Published: 9/20/2021
Harry Potter and the Immortal of Azkaban by ExcaliburStuckInMyStoneHeart reviews
Merlin brakes out of Azkaban, following a bunch of Death Eaters in their escape. Realizing he's been in there for a very long time he comes to the realization that he's been asleep sort of for at least 500 years. And times have changed. Coming to the realization that a new dark Lord has risen, he tasks himself to help out the boy who lived in defeating the new Dark Lord.
Crossover - Merlin & Harry Potter - Rated: K+ - English - Fantasy/Adventure - Chapters: 26 - Words: 100,538 - Reviews: 171 - Favs: 321 - Follows: 384 - Updated: 9/13/2021 - Published: 6/12/2020 - Remus L., George W., Fred W., Merlin - Complete
The Boys Who Lived on Privet Drive by Pegasus-Dragon reviews
We all know what magic goes on behind the door of Number four Privet Drive, but what about number six? With Merlin as Harry's neighbour and a few years older than him, how will it change the adventure we all know and love? What happens when the Merlin and the rest of the round table are reincarnated and attending Hogwarts, all missing the memories of their past lives...for now. Bk1
Crossover - Harry Potter & Merlin - Rated: T - English - Adventure/Friendship - Chapters: 27 - Words: 113,876 - Reviews: 96 - Favs: 299 - Follows: 381 - Updated: 8/26/2021 - Published: 2/8/2018 - [Merlin, Arthur] Harry P., Gwaine - Complete
Magic's Call by OnceUponAPotter reviews
Magic's Call wasn't something just anybody could hear. If you heard it, you had something to do. A life to remember. Hailey Potter had been 11 years old when she heard it. She had a life to remember, Merlyn, a place, Camelot, and a King, Arthur. Few people heard the call, some magical, some not. Anyone you asked would describe it as a war cry. Fem!Harry Fem!Merlin Slytherin!Harry
Crossover - Harry Potter & Merlin - Rated: T - English - Adventure/Romance - Chapters: 6 - Words: 11,446 - Reviews: 11 - Favs: 125 - Follows: 149 - Updated: 8/12/2021 - Published: 5/18/2021 - [Harry P., Cedric D.] [Merlin, Arthur]
Out of the Closet by denizci reviews
When a mysterious chest containing ancient artifacts resurfaces, the Wizarding World deals with the fallout.
Crossover - Harry Potter & Merlin - Rated: T - English - Humor/Fantasy - Chapters: 5 - Words: 16,341 - Reviews: 17 - Favs: 44 - Follows: 74 - Updated: 8/6/2021 - Published: 8/10/2020 - Merlin, OC
Destinies Intertwined by Phoenixfire513 reviews
King Arthur was said to return when Albion needed him the most and Merlin was supposed to wait as the anchor to Arthur's soul till his return. It said they would both return when the time was right but now how or as whom. Who will they be and how will they do what they are meant to do. come find out in a story of magic, destiny, and love.
Crossover - Harry Potter & Merlin - Rated: M - English - Adventure/Romance - Chapters: 9 - Words: 9,495 - Reviews: 3 - Favs: 26 - Follows: 36 - Updated: 7/30/2021 - Published: 8/2/2020
A Queen for a King by PellieWeg reviews
Lyanna, Ned oldest daughter, is moving to Camelot to wed Arthur Pendragon and become his Queen, what trouble could this cause for Lady Morgana who swears that the crown is rightfully hers'. What will she do to the House of Stark. ArthurxOC
Crossover - Merlin & Game of Thrones - Rated: T - English - Family/Romance - Chapters: 32 - Words: 42,552 - Reviews: 75 - Favs: 119 - Follows: 125 - Updated: 7/24/2021 - Published: 5/22/2012 - Arthur, Eddard S.
To Find our soul bound love by Hermione Nymph Artemis Jackson
When the twins Artemis Selene and Elanor Celeste Greenleaf go to Hogwarts for the first time, they don’t expect to meet three boys calling themselves the Marauders This is a collab with the amazing HermioneNymphArtemisJackson, you should really go check them out! And SirMxrlin check them out on AO3 and I also want to thank AvengerVampireDemigodWitch137 for helping me
Crossover - Harry Potter & Merlin - Rated: M - English - Romance/Adventure - Chapters: 1 - Words: 1,720 - Favs: 2 - Follows: 1 - Published: 7/22/2021 - Remus L., Sirius B., James P., OC
The Emrys Exchange by Mwizard10 reviews
When Harry faces down Voldemort in the Ministry, A mysterious man by the name of Emrys defeats Voldemort in place of Dumbledore. When the man becomes the new Defense Against the Dark Arts teacher, Harry's year becomes far more interesting, but yet so much more sinister. Rated T for Violence and Swearing.
Crossover - Harry Potter & Merlin - Rated: T - English - Chapters: 16 - Words: 48,930 - Reviews: 220 - Favs: 493 - Follows: 709 - Updated: 7/18/2021 - Published: 12/29/2015
Merlin, Trouble, and the Third Floor by booksandreadingismylife reviews
It's been 1500 years since Camelot, and the people who put so much work into building Albion have finally been reborn. However, trouble is stirring so Merlin decides to return to Hogwarts. This would be a whole lot simpler if the Headmaster hadn't put a target on the 3rd Floor and Merlin didn't have to deal with (avoiding) her old friends. fem!Merlin 1st in Oh Merlin! series
Crossover - Harry Potter & Merlin - Rated: T - English - Adventure/Friendship - Chapters: 16 - Words: 125,907 - Reviews: 63 - Favs: 255 - Follows: 310 - Updated: 7/4/2021 - Published: 12/3/2014 - Harry P., Draco M., Merlin, Nimueh - Complete
Mending Hearts by Miranda Raizel reviews
Dean and Cas go to Camelot to find to things (or people) that they for the trials, that's where Mordred and Merlin come in...
Crossover - Supernatural & Merlin - Rated: T - English - Hurt/Comfort/Drama - Chapters: 9 - Words: 19,228 - Reviews: 5 - Favs: 19 - Follows: 16 - Updated: 6/27/2021 - Published: 3/2/2013 - [Castiel, Dean W.] [Mordred, Merlin] - Complete
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