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The king, Sorcerers, and Avengers by Stand with Ward and Queen reviews
Arthur Pendragon returns to a world ruled by greedy politicians that is overrun by superheroes who are crucified and threats that lurk behind shadow. Larger summary inside.
Crossover - Merlin & Avengers - Rated: T - English - Fantasy/Adventure - Chapters: 24 - Words: 70,855 - Reviews: 195 - Favs: 111 - Follows: 127 - Updated: 10/13/2022 - Published: 7/22/2021 - Morgana, Merlin, Arthur, Spider-Man/Peter Parker - Complete
The Legends Tell of Darkness by Servant of Fire reviews
Thousands of years have passed. Albion, and all its many legends, has faded into dark memories of the Ancient World. The Enchanted Forest grows up around this. Legends tell the story of a Once and Future King, the one whose worthy birth magic will pass to the Savior. Darkness comes for Emma Swan to fight. Merlin escapes his ancient Crystal Prison, and Arthur rises again.
Crossover - Merlin & Once Upon a Time - Rated: T - English - Fantasy/Adventure - Chapters: 23 - Words: 31,603 - Reviews: 3 - Favs: 5 - Follows: 8 - Updated: 10/4/2022 - Published: 8/24/2022 - Merlin, Arthur, Emma S., Killian Jones/Captain Hook
Seconde Chance by Sofya29
Lena entra dans son laboratoire. Elle n'avait pas beaucoup dormi durant la nuit et elle était exténuée. Cela faisait deux semaines que ça durait. Elle passait ses nuits à faire des rêves étranges. Mais plus le temps passait, plus elle avait fini par comprendre que se n'était pas de simples rêves, mais des souvenirs.
Crossover - Merlin & Supergirl - Rated: K - French - Friendship/Romance - Chapters: 1 - Words: 481 - Published: 9/29/2022 - [Kara D./Supergirl, Lena L.] Morgana - Complete
Second chance by Sofya29
Lena walked into her lab. She had not had a good night's sleep and she was exhausted. It had been going on for two weeks. She spent her nights having strange dreams. But as passed, she had come to understand that these were not just dreams, but memories.
Crossover - Merlin & Supergirl - Rated: K - English - Friendship/Romance - Chapters: 1 - Words: 468 - Published: 9/29/2022 - [Kara D./Supergirl, Lena L.] Morgana - Complete
Once Upon a Disaster by lucymaywrites211 reviews
Deep in the Enchanted forest are 3 people who were originally never meant to meet and interact until fate (the author) forced them together into an adventure for them to sort out. Who are the three people? Arthur Pendragon, Snow White, and Robin Hood.
Crossover - Merlin & Once Upon a Time - Rated: T - English - Fantasy/Drama - Chapters: 1 - Words: 5,268 - Reviews: 1 - Favs: 2 - Follows: 3 - Published: 9/21/2022 - Merlin, Arthur, Regina M./The Evil Queen, Snow White/Mary M. Blanchard
Heroes, Magicians and Luthors by Aragorn II Elessar reviews
A visitor from another world reveals a horrifying secret about Lena Luthor to Kara as three villains, who are doppelgangers of each other, hatch a sinister plan. Part 5 of the 'Heroes' series. Inspired by and similar to Michael Weyer's 'Of Kryptonians and Queens.' Merlin/Arrowverse/MCU/LOTR/Smallville/DCEU crossover.
Crossover - Merlin & Supergirl - Rated: T - English - Fantasy/Adventure - Chapters: 11 - Words: 42,520 - Reviews: 115 - Favs: 45 - Follows: 22 - Updated: 8/9/2022 - Published: 4/18/2020 - Morgana, Merlin, Kara D./Supergirl, Lena L. - Complete
The Sentry by Lyrasloon
He was magic itself and he could feel it, dying though it was. Merlin was the sentry and would wait for them to return, protecting it as long as it took. After all, he had saved them just as much as they had saved him.
Crossover - Chronicles of Narnia & Merlin - Rated: K+ - English - Fantasy/Friendship - Chapters: 1 - Words: 4,995 - Follows: 2 - Published: 8/5/2022 - Edmund Pevensie, Lucy Pevensie, Merlin
Cassiopée Gratien and her life at Hogwarts by MariCat .'D reviews
Her whole world was turned upside down when her curiosity got the better of her. Now she has to navigate through what it means and how to deal with this new-found information. Will become M in later chapters as the story progresses. A slight crossover with my other fic, Llys Dôn. Mainly canon. Will be updated the first of every month until Llys Dôn catches up don't want spoilers :P
Crossover - Harry Potter & Merlin - Rated: T - English - Mystery/Humor - Chapters: 43 - Words: 231,484 - Reviews: 2 - Favs: 19 - Follows: 19 - Updated: 8/2/2022 - Published: 10/30/2020 - Cedric D., OC, Merlin, Arthur
The Guardian of Camelot by WindyCity96 reviews
After running into a violent vigilante claiming to be the reincarnation of Mordred, James and Supergirl head to England to talk to Arthur, Merlin and Lena. Together, they must find Guinevere and the knights of the round table before Mordred hunts them down.
Crossover - Merlin & Supergirl - Rated: T - English - Fantasy/Adventure - Chapters: 3 - Words: 8,103 - Reviews: 3 - Favs: 6 - Follows: 10 - Updated: 7/23/2022 - Published: 6/27/2022 - Merlin, Arthur, Kara D./Supergirl, James O./Guardian
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: 8 - Words: 14,634 - Reviews: 15 - Favs: 132 - Follows: 182 - Updated: 7/17/2022 - Published: 7/27/2021 - Harry P., Merlin, Arthur, Aithusa
Merlin's Ward by Livxoxo reviews
Morgana was cursed for the evil she has done. The punishment was for her and her descendants to be removed from magic for 1000 years. For not fulfilling his destiny, Merlin was sentenced to walking the earth alone for centuries. Hermione is first magical descendant of Morgana in hundreds of years. Merlin takes it upon himself to teach her until she goes to Hogwarts.
Crossover - Harry Potter & Merlin - Rated: K - English - Adventure/Friendship - Chapters: 4 - Words: 8,395 - Reviews: 20 - Favs: 63 - Follows: 107 - Updated: 6/28/2022 - Published: 4/18/2022 - Hermione G., Merlin
the most likely the more improbable by Xxylo7 reviews
After drinking suspicious tea offered by an old dodgery suspect, Sherlock and John naturally, of course, find themselves somehow transported back to the 14th century.
Crossover - Merlin & Sherlock - Rated: T - English - Adventure/Supernatural - Chapters: 1 - Words: 1,929 - Reviews: 2 - Favs: 4 - Follows: 4 - Published: 6/5/2022 - Merlin, Arthur, Sherlock H., John W.
Through The Wardrobe by Popcornbay reviews
Arthur gets a new Wardrobe and for once there was nothing wrong with it. Except there is just this tiny matter of having an entrance to magical land at the back of it. Just because one idiot couldn't keep his mouth shut, two idiots find themselves in the middle of a conspiracy, targeting the royal family of this magical land. (rewrite of my old work)
Crossover - Chronicles of Narnia & Merlin - Rated: K+ - English - Adventure/Friendship - Chapters: 3 - Words: 5,985 - Reviews: 20 - Favs: 75 - Follows: 105 - Updated: 6/4/2022 - Published: 12/30/2014 - [Lucy Pevensie, Merlin] Peter Pevensie, Arthur
Venit ab astris by Artist-ifanc
En una tierra de mitos y en una época de magia, el cambio del trágico destino de un gran reino depende en el que viene de las estrellas. Tras la destrucción de Krypton, Kara aterriza en la Inglaterra Arthuriana, mientras espera la llegada de Kal-El, evita la inminente la caída de Camelot.
Crossover - Merlin & Supergirl - Rated: T - Spanish - Fantasy/Romance - Chapters: 4 - Words: 16,128 - Updated: 5/20/2022 - Published: 4/1/2022 - Merlin, Arthur, Kara D./Supergirl, Alex D.
Potter Turned Pendragon by Quiliute reviews
Harry Potter was ignored for all his life. It wasn’t until the day of his seventh birthday that he snapped. After running away he meets the legendary Arthur Pendragon who then adopts Harry as his heir. At Hogwarts, Harry becomes friends with a lot of his classmates.
Crossover - Merlin & Harry Potter - Rated: M - English - Family/Adventure - Chapters: 3 - Words: 5,967 - Reviews: 2 - Favs: 78 - Follows: 98 - Updated: 4/16/2022 - Published: 2/7/2022 - [Arthur, Morgana] Harry P., Sirius B.
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: 6 - Words: 47,762 - Reviews: 11 - Favs: 41 - Follows: 51 - Updated: 4/9/2022 - Published: 7/4/2021 - Harry P., Draco M., Merlin, Nimueh
A Riddle You Should Never Forget by HedgeWrites reviews
The Orphanage couldn't find a space in their hearts between fear and pity for the boy. Merlin couldn't stand by and watch him fall. It's the 1930s, and Tom Riddle's rise to power is set in motion with very different beginnings. Ghosts of Merlin's guilt spur him into the path of a boy whom so many had written off for darkness, but perhaps he can still be pulled from the depths.
Crossover - Harry Potter & Merlin - Rated: T - English - Hurt/Comfort/Fantasy - Chapters: 12 - Words: 81,643 - Reviews: 76 - Favs: 177 - Follows: 263 - Updated: 3/27/2022 - Published: 10/27/2018 - Albus D., Tom R. Jr., Merlin, Freya
Magical Journey by ladyofthecelts reviews
Merlin's spell accidentally went wrong causing him and Arthur travel to the future, more specifically - to Hogwarts, School of Witchcraft and Wizardry. With the help of three teenage wizards they will try to find a way to return to their time to Camelot. This, however, will also involve attending classes... PS: I don't own Merlin, Harry Potter and characters from both series.
Crossover - Harry Potter & Merlin - Rated: K - English - Fantasy/Friendship - Chapters: 8 - Words: 14,890 - Reviews: 26 - Favs: 38 - Follows: 30 - Updated: 3/20/2022 - Published: 1/30/2022 - Hermione G., Arthur, Ron W., Severus S. - Complete
The Perfect Prefect by MaximumDragonEnergy reviews
Arthur thinks his sister's boyfriend is the perfect prefect until an enlightening game of never have I ever makes him realize that Merlin's reputation is far from accurate. This story contains no actual Harry Potter characters except mention of Dumbledore.
Crossover - Harry Potter & Merlin - Rated: T - English - Humor - Chapters: 1 - Words: 1,507 - Reviews: 3 - Favs: 37 - Follows: 17 - Published: 3/15/2022 - Morgana, Merlin, Arthur, Gwen/Guinevere - Complete
The Last Pendragon by Norstra reviews
A child with a strong survivalist mentality will step onto platform 9 3/4. He is not what anyone expects. This is the story of Harry Potter The-Boy-Who-Lived, Ghost Freak, Evan Jameson, Lord Hadrian Peverell, and Dragon Lord Whild Pendragon.
Crossover - Harry Potter & Merlin - Rated: T - English - Fantasy/Adventure - Chapters: 11 - Words: 58,268 - Reviews: 125 - Favs: 556 - Follows: 739 - Updated: 3/9/2022 - Published: 4/12/2016 - Harry P., Luna L., Neville L., Arthur
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: 2/25/2022 - Merlin, Jefferson/Mad Hatter, OC - Complete
The Razing of Camelot (Rewrite) by Wolfeschatten reviews
After they are attacked by the Beast Glatisant from the Tales of King Arthur, Annabeth and Percy find themselves in the middle of Camelot, with no idea of how to get home. Stumbling into a conflict between knights and sorcerers, they must fight to prevent their presence and figures from their own world from changing history. (Set after Last Olympian)
Crossover - Percy Jackson and the Olympians & Merlin - Rated: T - English - Adventure/Fantasy - Chapters: 9 - Words: 77,518 - Reviews: 96 - Favs: 269 - Follows: 286 - Updated: 2/4/2022 - Published: 2/5/2013 - Percy J., Merlin
Harry Potter and the Return of Merlin by luminare91 reviews
** Incomplete and discontinued for revision. A new version to be posted ** The moment Voldemort regained his body, the Old Religion cried out. For the first time in more than a thousand years, Merlin is called from the forward to right the balance once more. Disguised as a fifth year student, he must fight to stop Voldemort when it is not his destiny to do so.
Crossover - Harry Potter & Merlin - Rated: T - English - Drama/Friendship - Chapters: 19 - Words: 91,161 - Reviews: 919 - Favs: 1,525 - Follows: 1,975 - Updated: 2/1/2022 - Published: 12/11/2011 - Harry P., Merlin - Complete
The Secrets We Keep: Merlin Holmes by Kallie01 reviews
Merlin Holmes, the youngest Holmes brother, is known to some as the world's best secret keeper; but when he goes to his brother Sherlock's place to lie low for a while, Merlin's dark secrets may soon see the light of day. Rated T for safety. Warnings at the beginning of chapters.
Crossover - Merlin & Sherlock - Rated: T - English - Family/Angst - Chapters: 14 - Words: 21,012 - Reviews: 142 - Favs: 259 - Follows: 365 - Updated: 1/31/2022 - Published: 9/22/2014 - Merlin, Gwaine, Sherlock H., John W. - Complete
The Mourning Man by StyxHuntress reviews
Arthur Pendragon. Son of Uther Pendragon, wealthy muggle CEO of one of the world's largest investment firms. Oh. He's also a wizard. Upon arriving at Hogwarts School of Witchcraft and Wizardry he begins to notice things. The castle seems so familiar, yet he knows for a fact that he's never been here before. He also hears tell of a spirit. Full Summary and Warning Inside.
Crossover - Harry Potter & Merlin - Rated: T - English - Supernatural/Romance - Chapters: 9 - Words: 16,944 - Reviews: 8 - Favs: 36 - Follows: 38 - Updated: 1/27/2022 - Published: 3/11/2021 - [Arthur, Merlin] George W., Fred W.
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