Kuroshitsuji Crossovers
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Turn of the Century Phantasia by aimsknight06 reviews
What if the arcs of Kuroshitsuji manga led up to the anime ending and Ciel became an immortal demon? What of the demon and his butler sought adventure? What if the demon and Monstre Charmant crossed paths in relieving boredom?
Crossover - Kuroshitsuji & Gosick/ゴシック - Rated: K+ - English - Supernatural/Mystery - Chapters: 6 - Words: 21,117 - Reviews: 9 - Favs: 10 - Follows: 9 - Updated: 3/24 - Published: 7/7/2017 - Ciel P., Sebastian M., Kazuya K., Victorique B.
Kintsugi by Beautiful Phantom reviews
Incapable of letting go, he held on to her tightly and begged for all she had left to give. So she did, she gave him her scars, every shard of her broken heart, and her loyalty. Yet, that wasn't enough for him. Love, he said, he wanted her love.
Crossover - Inuyasha & Kuroshitsuji - Rated: M - English - Romance/Tragedy - Chapters: 8 - Words: 45,398 - Reviews: 37 - Favs: 81 - Follows: 86 - Updated: 3/11 - Published: 8/17/2021 - [Kagome H., Vincent P.] Sebastian M.
Darling Daughter by Oxford Not Brogues reviews
Alice is a very shy and pacifistic child. Her mother is her entire world, and she was given immunity by the Hellsing Organization. Her life was seemingly perfect. She had no worries or fears, except for one. Alice could never shake off the fear she felt whenever Alucard and Sebastian were near. She could see them perfectly for what they were: monsters. And she hates monsters.
Crossover - Hellsing & Kuroshitsuji - Rated: M - English - Family/Romance - Chapters: 9 - Words: 71,311 - Reviews: 34 - Favs: 20 - Follows: 15 - Updated: 3/11 - Published: 5/7/2021 - [Alucard, Seras, Sebastian M.] OC
Sick-Love-Sick-Gula by Simplemente Soy yo reviews
Bard un miembro del Clue de Literatura, es aficionado a la cocina y Joana es su mayor inspiración.
Crossover - Kuroshitsuji & Doki Doki Literature Club - Rated: T - Spanish - Horror/Romance - Chapters: 1 - Words: 508 - Reviews: 1 - Published: 3/3 - Baldroy - Complete
One Hell Of A Butler by H.A.H.B
Post s4 ending, Lucifer leaves Chloe to return to hell although he leaves something or rather, someone to take care of Chloe in his absence. Trouble ensues as Chloe's new consultant, Sebastian Michaelis, proves to be more than just Lucifer's butler. He's a skilled demon, similar to Maze his skills are unmatched.
Crossover - Kuroshitsuji & Lucifer - Rated: T - English - Humor/Drama - Chapters: 4 - Words: 13,669 - Favs: 7 - Follows: 4 - Published: 2/23 - Sebastian M., Chloe D., Dan, Ella L.
Win or Lose by FadedFable
A regular visit for a game of chess turns into a game of playing for servants. Whomever loses would simply give up a servant for a few weeks to the winner. What could go wrong?
Crossover - Vampire Knight & Kuroshitsuji - Rated: T - English - Chapters: 4 - Words: 6,315 - Published: 2/20 - Complete
Of Demons and Wizards by chanchann101 reviews
Sebastian never got letters, so when the Wizards sent him one, Ciel knew he was in for a bumpy ride. Pretending to be a wizard schoolboy was not on his to-do list. (Warning: full of old 2009 HP crossover cliches) (Rated T for mild swearing and maybe some suggestive jokes) (no ships at the moment unless asked for )
Crossover - Harry Potter & Kuroshitsuji - Rated: T - English - Humor/Drama - Chapters: 1 - Words: 705 - Reviews: 2 - Favs: 14 - Follows: 26 - Published: 2/15
Death's Inspiration by Anya-606 reviews
Dulled over emerald orbs widened, a small light fighting to retake what it once owned as boredom left his eyes in an instant in the face of the impossible being meeting his eyes. Because there, standing firmly the priestess, this still breathing shrine maiden was dead. A strong feeling began to well up inside him and he laughed
Crossover - Inuyasha & Kuroshitsuji - Rated: T - English - Supernatural/Romance - Chapters: 2 - Words: 12,580 - Reviews: 6 - Favs: 39 - Follows: 38 - Updated: 2/13 - Published: 6/22/2020
Idée Fixe by RetrougeWitch reviews
Kagome lives her existence as the Miko of the Jewel, a being of a pure mind and a pure soul. She handles her tasks with the utmost of care as to not expose herself to normal mortals. However, her situation turns a bit sour when she finds herself becoming the fixation of a fallen angel obsessed with purity./Rating subject to change!
Crossover - Inuyasha & Kuroshitsuji - Rated: T - English - Drama - Chapters: 1 - Words: 2,301 - Reviews: 4 - Favs: 37 - Follows: 44 - Published: 2/6 - [Kagome H., Ash L.]
Vincent Phantomhive The Vongola Decimo by Animeloverforever1127 reviews
When Vincent Phantomhive dies. It wasn't the end for him. For he was reborn into another world, as Sawada Tsunayoshi. How would the KHR world change, if Vincent Phantomhive was the one who would eventually become the 10th boss of the Vongola; with a certain, long silver haired reaper popping in every once in awhile.
Crossover - Katekyo Hitman Reborn! & Kuroshitsuji - Rated: T - English - Drama/Crime - Chapters: 3 - Words: 3,160 - Reviews: 2 - Favs: 186 - Follows: 199 - Updated: 2/6 - Published: 8/23/2020 - Reborn, Vongola 10th Generation, Undertaker, Vincent P.
A Little Mistake, a Big Change by Oxford Not Brogues reviews
After the death of their master, Alucard and Sebastian both know that life is going to change drastically for them. They were finally free. Free to go anywhere and do anything. However, Seras feels differently about the death. She feels lost. In an attempt to comfort her, Alucard and Sebastian end up waking to find themselves in a predicament. Story request from Insanity-Demon.
Crossover - Hellsing & Kuroshitsuji - Rated: M - English - Romance/Family - Chapters: 19 - Words: 128,849 - Reviews: 68 - Favs: 22 - Follows: 20 - Updated: 2/4 - Published: 11/5/2019 - [Alucard, Seras, Sebastian M.]
The Pink-Haired Maid by LeilaDarkholm reviews
Amu ends up as the Phantomhive's newest maid when she somehow lands in Ciel's century by accident. In doing so not only sparks Sebastian's mischievous side but Lizzy's jealous streak. Will Ciel and Amu survive the mayhem? Or will the Undertaker kill them first?
Crossover - Shugo Chara! & Kuroshitsuji - Rated: M - English - Adventure/Romance - Chapters: 16 - Words: 34,723 - Reviews: 18 - Favs: 51 - Follows: 62 - Updated: 2/2 - Published: 8/2/2017
When Worlds Collide by PiscesPixie reviews
Artemis Fowl didn't expect the world to come crashing down that day. Neither did Ciel Phantonmhive. Worlds have collided and must be put back together to restore peace. WARNING: Mass crossover between Artemis Fowl, Kuroshitsuji, and The Lord of the Rings. Rated T for violence, romance, certain references, and Grelle Sutcliffe. Spoilers abound. ABANDONED.
Crossover - Artemis Fowl & Kuroshitsuji - Rated: T - English - Adventure/Humor - Chapters: 11 - Words: 11,689 - Reviews: 15 - Favs: 9 - Follows: 17 - Updated: 1/24 - Published: 6/18/2016 - Artemis F., Holly S., Ciel P., Sebastian M.
DLK: Vengeance by RED.LM06
Landing back to Japan, the now named Phantomhives attend the Sakamaki and Mukami Households being intruded by a pack of wolves, commanded by the ones named 'First Bloods'.. This time, they will go back to their past memories and with Sebastian's help, the girls returned not only because they missed their boys but also for vengeance.. But on who and why?
Crossover - Kuroshitsuji & Diabolik Lovers/ディアボリックラヴァーズ - Rated: M - English - Romance/Supernatural - Chapters: 2 - Words: 1,411 - Favs: 1 - Follows: 1 - Updated: 1/10 - Published: 1/5
Piper and the black butler by piper tracy
So this is a AU where Lady Penelope find a little girl in a abandoned house so Lady Penelope took the girl as her own but when someone try to kidnap the girl and a demon butler show up to protect the girl, can Lady Penelope allow the demon to protect her adopted daughter or will her adopted daughter get sold off? (warning for drug, kidnap, torture and death)
Crossover - Thunderbirds & Kuroshitsuji - Rated: K+ - English - Hurt/Comfort/Adventure - Chapters: 4 - Words: 4,793 - Updated: 1/4 - Published: 12/16/2021 - Penelope C., Parker, OC, Sebastian M.
Kuroshitsuji: Red Eyes by RED.LM06
(Book 3 of 'Brides of Darkness' Saga) Our six friends are in a world of the luxurious Victorian London along with Sebastian Michaelis. They suspect that the mysterious butler in black hides something important which himself cannot tell them the only thing they want to know: Their origins...
Crossover - Kuroshitsuji & Diabolik Lovers/ディアボリックラヴァーズ - Rated: M - English - Romance/Supernatural - Chapters: 10 - Words: 12,748 - Favs: 1 - Follows: 2 - Updated: 12/22/2021 - Published: 12/9/2018 - Complete
Dance With Devils: The Forbidden Twin Grimores by Misti Ryan
Ritsuka Tachibana is the Key to Finding The Forbidden Grimore and Is sometimes mistaken to be it but she's find as long as her Twin is safe Misti Ryan or Misti Tachibana Is The Forbidden Grimore Misti and Ritsuka are Half Human and Half Devil Misti Knew This but that wasn't all Misti was Blessed By the Angels for she was to Kind and Caring for her Own Good.
Crossover - Dance with Devils/ダンス ウィズ デビルス & Kuroshitsuji - Rated: T - English - Fantasy/Supernatural - Chapters: 1 - Words: 1,355 - Favs: 2 - Follows: 1 - Published: 12/22/2021 - Ciel P., Sebastian M., Ritsuka T., OC
The Butler and The Owl Lady (story of butlers and witches) by Laura onineko reviews
After running away from her homeland, Eda disguises herself as a Butler in the Phantomhive Mansion while trying to hide her curse. She soon fell in love with Sebastian, but with her curse and not much people knew about her, Eda worries that he might hate her, not knowing that the demonic butler also has a feelings for her. An Owl House x Black Butler fanfic.
Crossover - Kuroshitsuji & Owl House - Rated: T - English - Romance/Fantasy - Chapters: 2 - Words: 2,651 - Reviews: 5 - Favs: 5 - Follows: 2 - Updated: 12/14/2021 - Published: 10/26/2021 - Sebastian M., Eda
The Queen's Hound by Writing Shop 12 reviews
On a dark and stormy night a demon answers the summons of a young boy in pain. This time his name is not Ciel. England had better prepare itself for a pissed off Harry Potter with a demon butler as his right hand. OP Harry. Harem story. Bits of Hellsing tossed into the mix for Alucard shenanigans.
Crossover - Harry Potter & Kuroshitsuji - Rated: M - English - Adventure/Romance - Chapters: 1 - Words: 5,062 - Reviews: 18 - Favs: 222 - Follows: 263 - Published: 12/2/2021 - Harry P., Elizabeth M., Mey-Rin, Sebastian M.
The Black Grail by Azure King and Azure Queen reviews
There are things in this world that shouldn't exist but for good or for worse it has happen. A child who summoned powerful beings will find the person who stolen his parents and harm his brother. He will become demon to hunt down those who believe they are untouchable. The Queen's Black Grail will poison those who harm who her nation.
Crossover - Naruto & Kuroshitsuji - Rated: M - English - Mystery/Romance - Chapters: 1 - Words: 10,774 - Reviews: 13 - Favs: 112 - Follows: 130 - Published: 11/24/2021 - Naruto U., Angela, Ran-Mao, Nina H.
Pawns and Players by Violet Moonfeather reviews
What if, while wandering Earth as a demon, Ciel and Sebastian were accidentally teleported to Remnant? What if they came across Team RNJR during their journey to Mistral? Follow Ciel and Sebastian's story as they venture across Remnant, try and stop the destruction of the planet, and face their own inner demons, simply because they have nothing better to do.
Crossover - Kuroshitsuji & RWBY - Rated: T - English - Adventure/Fantasy - Chapters: 15 - Words: 94,260 - Reviews: 19 - Favs: 61 - Follows: 66 - Updated: 11/21/2021 - Published: 7/11/2021 - Ciel P., Sebastian M., Team RWBY, Team JNPR
Once More with Feeling by Oxford Not Brogues reviews
Seras awakens to find herself in the Reaper Society after committing a sinful act. Now she must serve her time and collect souls in order to gain forgiveness and access Heaven. However, she was not expecting her work to be disrupted by a certain demon and vampire who claim that she is their mate. She must decide to stay with Alucard and Sebastian or continue trying to be forgiven.
Crossover - Hellsing & Kuroshitsuji - Rated: M - English - Tragedy/Romance - Chapters: 3 - Words: 22,851 - Reviews: 9 - Favs: 13 - Follows: 12 - Updated: 11/12/2021 - Published: 10/31/2021 - [Alucard, Seras, Sebastian M.]
Toxic by Oxford Not Brogues reviews
While on a job at a snowy, isolated place, members part of a crew start dying one by one. It's up to the remainder of the crew to find out who is doing all of these killings. Seras, Alucard, and Sebastian do their utmost to keep each other safe from the stir crazy crew who would do anything to protect themselves and eliminate the impostor. Based on the popular game "Among Us".
Crossover - Hellsing & Kuroshitsuji - Rated: M - English - Horror/Mystery - Chapters: 2 - Words: 17,973 - Reviews: 6 - Favs: 9 - Follows: 5 - Updated: 11/6/2021 - Published: 10/31/2021 - [Alucard, Seras, Sebastian M.]
Black Butler: Hogwarts Edition by Astra H. Lowelle
Yes; it's pretty much what it sounds like. Houses, blood statuses, Quidditch positions, class ranks, and other assorted Hogwarts-related miscellanea for members of Black Butler cast. Feel free to request characters or to debate particulars in the comments. But no Howlers, yeah?
Crossover - Kuroshitsuji & Harry Potter - Rated: K - English - Humor/Adventure - Chapters: 8 - Words: 497 - Favs: 3 - Follows: 3 - Updated: 10/25/2021 - Published: 10/1/2021 - Ciel P., Sebastian M., Agni
Harry Addams by kingleo.chuenchom reviews
What if Harry had killed the Dursley, What if Harry got adopted by the Addams Family and what if Harry meets Ciel Phantomhive and he was Harry mate and what if Harry got put into Slytherin how well things change. This fanfic has Yaoi in it if you don't like it please don't read it thank you
Crossover - Harry Potter & Kuroshitsuji - Rated: M - English - Hurt/Comfort/Romance - Chapters: 8 - Words: 11,565 - Reviews: 38 - Favs: 127 - Follows: 156 - Updated: 10/4/2021 - Published: 10/31/2019 - Harry P., Ciel P.
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