Black Butler Masterlist
Sebastian Michaelis
Ciel vs Sebastian over you
Reaction to your Pregnancy
Domestic HC with your child
Father and Husband
Clingy sebastian
Relationship w/o sex
Not believing his confession
Distancing yourself
Missing and returning with a present
Throwing yourself into a river
Pagan, Pansexual, Crossdresser
Framed to Death sentence
Married to Ciel
Sebastian HC
His need for Validation
Sick s/o
“Cheating” on him
Haunted House + Hunted Down
Torture
Unwillingly hurting his S/o
Angel trying to seduce S/o out of their Contract
Angel stealing his S/o & Child
S/os child being their “one and only love”
Ciel having a soft spot for his S/o
Demon trying to replace sebastian for his S/o
Independent S/o
Crush trying to hook him up with someone else
Fluff HC
Nature loving S/o
Gold digger S/o
Stubborn S/o refusing to take medicine
S/o on her period
Physically disabled s/o
S/o with cutting scars TW
Kissing Seb as he pretends to sleep
Easily flustered s/o
Punishments HC
Witch s/o who attracts cats
After sex cuddling
Capturing his darling
S/o being the favorite parent
Sebs children trying to take his S/o away from him
Someone attempting to ‘save’ Sebs S/o
Neko S/o
Emotion HC
Arguing wih S/o
Demon S/o rejecting him
Trying to distract him with cats to escape
The difference between Normal and Yandere demons HC
Introducing your baby to the Phantomhives
Grell trying to harm S/o
S/o turning into a cat
Darlings already mated to a powerful demon
Empathetic and sweet S/o
Marrying Sebastian
Finding a way to make human s/o immortal
Smol and delicate s/o
Giddy/Energetic S/o
Ciel and the servants figuring out Sebastians dating
Darling that cant cook but makes him something anyways
Ciel and the servants figuring out Sebastians dating
High class noble darling that doesnt pay attention to him
Celebrating Halloween with his kids
S/o invested in a book
Noble S/o whose parents doesnt want them talking to seb
Bringing home a stray puppy
Smart yet weak Neko S/o
S/o who has a tendency to climb and get stuck ontop of things
Touch Starved Sebastian
Stupid S/o
Taking Seb to a cat cafe
Nephilim S/o
S/o has a kid from a previous relationship
More Fluff
Taking care of a overworked S/o
Domestic Seb w/ darling
Fighting w/ his kids trying to take S/o away from him
Romantic Darling
S/o’s afraid of cats
Darling being ridiculed for coming out of the closet
Meeting S/o’s overprotective family
Sexuality and Gender Idenity HC
Spoiling his S/o
Darling w/ small Titties
Goth S/o
What music Sebastian listens to
Making a contract with S/o
Yandere Alphabet: D,F,H,R,T
S/o who loves loud aggressive music
Darling has an Eating Disorder TW
Yandere Alphabet: A,J,K,W,Z,I,Q
S/o is afraid of ghosts
Comforting Depressed Darling TW
Comforting S/o w/ the stomach flu
Darling that curses a lot
Loving a small, cubby and cute reader
Darling who always makes degrading comments and jokes about suicide TW
S/o who fears and avoids Sebastian
Bathing darling
S/o who smokes TW
Dominant S/o
Taking care of a greedy food aggressive cat
Getting matching piercings
Demon S/o
Finding out Darling has a crush on their best friend
S/o whos nervous at any sensual touch
Modern day Satanist Darling
S/o getting upset when finding out about his past affairs
Reaction to his darling dying
S/o admits to loving his true form
Celebrating darlings birthday
S/o shutting down when kidnaped
Fluffy Morning and Night Routine HC
Darling with Major Trust Issues
S/o who doesnt want kids
Darling who can turn into a chibi neko
Being reunited with S/o after being separated for a few years
Demon S/o having a family together
Schizophrenic Reader
40 year old male reader thinking your too old for him
Worker S/os employer abusing them
S/o who constantly has mini break downs
Autistic S/o
Short Tempered Darling
Platonic relationship w/ a young neko
Disabled S/o who used forearm crutches
Helping S/o through a Asthma Attack
S/o that loves playing with his hair
Avoiding him due to think demons are only manipulative
Even More Fluff HC
S/o whos happy to be kidnapped
Darling saying “I Love You” for the first time
Comforting S/o w/ daddy issues
S/o being sadistic in a strict way
Doing his makeup
Ciel Platonically being Yandere over Sebastian's darling
Placing cats ontop of you to wake you up
S/o wanting to do his skin care
S/o w/ a bad immune system
Play fights w/ sebastian
S/o who likes teasing him
S/o who cant speak english
Another demon wants to steal sebastian's S/o
Would sebastian understand memes?
S/os tics/adhd sounds are like cat sounds
Spending a day at the beach
Would Sebastian use S/os mental disability against them?
His daughter bringing a dog into the house
Mermaid S/o
Phantomhive servants are platonically Yandere for Sebastians S/o
How Mayrin treats Sebastians S/o
Ciel accidentally calling sebastian's S/o “mom”
Collector s/o
Kittens love language is touch
S/os already married to a human
Writer S/o using sebastian as a reference for the villain
Meeting his wealthy yet not noble S/o
Being romantic w/ his kitten
How he goes about confessing and courting S/o
How he interacts with his new born child
S/os whose personality is bitchy/mean
S/o w/ ADD and MDD
Gifting him cat themed items
Romancing his kitten
S/o that blushes easily
Using his tailcoat as a blanket
Where he likes kissing his kitten & why HC
Loving care HC
Leaving gifts around the manor for his kitten
Building you a home HC
S/o thats bad at cooking trying to join him in the kitchen
Kitten who writes poems for him
Asking him to teach you how to fight
S/o giving him all sorts of affection
Giving back love to his affectionate kitten
S/o willing to give up their soul to save ciels
What a average day with your new child looks like
“You look so beautiful like this…covered in all of my marks.”
“This is what would happen if I didn’t take care of you.”
What life is like for the kidnapped S/o
“You’re weak. You need me.”
“I love you, and I know you love me too. Even if you refuse to admit it.”
S/o who wants to travel the world with him
Demon S/o wants to spar with him
S/o whos a major sweettooth
S/o responding to his flirts with "Good joke, but you're a demon right? You're not supposed to feel. "
The purge
Watching horror movies with Sebastian
Kidnapped S/o who refuses to look at him and makes rude comments
Denying him by saying stuff like "you're like a father to me"\
S/o is a stoner
S/o has nipple piercings
General HC
How Sebastian expresses himself to his Kitten
Playing GTA/RDR with sebastian
S/os basically nocturnal
Styling sebs hair
Stalking HC
Asking him to dance
S/o gets extremely fatigued at the end of the day
S/o trying to tickle him
Caring for S/o after top surgery
S/o loves dancing to Kpop songs
Platonic S/o caffeine addict
S/o has 5 dogs
S/o imitates him constantly
Platonic seb adopting a young demon
Servant S/o works for a family that regularly abuses them
Sebastian vs Agni
Grell making Seb jealous via flirting at his s/o
Playing human games w/ his child
Running into poor S/o adoring cats
Kidnapping HC
S/o bothered by how much time he spends on contracts
S/o is feisty constantly fights against Seb
Seb baby fever HC
S/o having baby fever
Comforting S/o after their father suddenly passed
Matching tattoos
S/o using him as drawing inspiration
Yandere Alphabet M,K,A,L,U,Y
Hunted down
Nuclear Apocalypse
Platonic Babygirl is half demon half human
Life Threatening and Supernatural situation
Life threatening situation
Claude Faustus
Stalker prompt
Kidnapping HC
Affection HC
Pregnant S/o
Demoness S/o who wont give up without a fight
Innocent S/o
Hunted down
S/o uses ariel silks
Famous Violinist S/o
Ciel Phantomhive
Ciel vs Sebastian over you
Haunted House + Demon
Becoming your Suitor
Rejecting his advances
Recognizing Crossdressed Ciel
Fluff HC
Independent S/o
Siren
Matching your outfit with his
Comforting S/o on their period
Ciel Platonically being Yandere over Sebastian's darling
Childhood friend S/o
Ciel accidentally calling sebastian's S/o “mom”
Platonic HC
Shy s/o
Falling for a Maid S/o
Servant S/o works for a family that regularly abuses them
Platonic Seemingly absent minded S/o is actually v smart
Yandere Alphabet I,K,Y
Trick or treat
Undertaker
HC
Clingy S/o
S/o trying to escape
Naga
Kidnapping S/o
Cheering him up
Aggressive S/o
Killing his rival
How he shows love
Rival threatening S/o
Loving s/o being treated unfairly
Fluff HC
S/o who “wears the pants” in the relationship
S/o can see/talk to ghosts
Darling that defies gender norms
Celebrating Halloween with his kids
Scary Movies
Ticklish S/o
Capturing S/o during a escape attempt
S/o wants a cat
Darlings into steampunk
Naga Undertaker soft affections hc
Half reaper S/o
Yandere Alphabet T,V,X,Y
Hunted down by vampire undertaker
Alois Trancy
“youre mine do you understand? you belong to me”
Snake
Tough and Blunt S/o
Grell
Relationship HC
S/o scared to accept Grells proposal
Figuring out what Grell is
FtM S/o
Not fearing what grell is
Grell raising their kid
Dealing with a man that persistently bothers you
Reacting to S/o singing the 5th verse of WAP
Celebrating Halloween with her kids
Childs now an adult
S/o doesnt want their child to be around the Phantomhives
Family w/ grell HC
Grells child angry theyre hidden
Married life HC
Loving her S/o whos self conscious about their body
S/o who curses a lot
Platonic relationship with Kid Witch
S/o who has MILF energy
Kid Witch gets hurt by an angel
Pregnant S/o
Loving a chubby S/o
Jealous HC
Kid Witch whos traumatized from getting attacked by an angel
Cuddling after a long days work
Comforting S/o during a Anxiety attack
Soft S/o
Affectionate S/o
Attempting to escape
S/o who walked around the house naked
Humanitarian/empathetic S/o
Spoiling Grell with affection
s/o saw her kill Madam Red
S/o not believing grell has genuine feelings towards them cause she simps for so many others
S/o who trusts people to easily
Taking advantage of her S/os mental disability making them rely on her
Being with grell in her butler form
S/o absolutely fawns over grell
Platonic young reaper darling
Yandere Alphabet A,B,E,L,V
Vampire grell
Witch S/o
Life Threatening situation
Hannah
S/o trying to escape
Spoiled, aggressive S/o
S/o breaking down for the first time
Finnian
Elf s/o whos anxious about their ears
Ronald Knox
Headcannons
Yandere Alphabet L,M,U,Y
Edward Midford
Tailor Apprentince S/o who shows skin
Cold and distant S/o
William T spears
Platonic timid sibling reader just became a reaper
Sebastian Michaelis
NS FW Headcannons
Jealous
Period kink
Somnophilia
S/o giving a bj
Heat HC
Bedding his S/o at a high class ball, bondage
Claiming S/o infront of her fiance
Punishment HC
Sebastian murdering the competition and taking his S/o
Darling going through their first Heat
S/o losing their virginity
Bratty S/o
AFAB darling calling him Daddy
Face sitting HC
Making darling squirt for the first time
AFAB dry humping
Noncon & Breeding TW
Breeding Kink
Favorite Position & Orgasm control
Dubcon & Body Worship TW
How Vocal he is
Male Incubus S/o
S/o likes pain during sex
Vampire Sebastian Breeding
Claude Faustus
Darlings first heat
Undertaker
Naga NS FW
Foreplay HC
Body paint NS FW
Grell
NS FW HC
Sex addicted AFAB S/o
S/o has trouble orgasming
Body Praise
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