Vampire Sirius Black FanFiction

You get one year to kill him, brother

You get one year to kill him, brother

F/M
M/M
G
Updated
13.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Sirius Black/Remus Lupin, James Potter/Lily Evans Potter, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Marlene McKinnon, Dorcas Meadowes, Marlene McKinnon/Dorcas Meadowes
Tags
Alternate Universe - Vampire Alternate Universe - Muggle Regulus Black is Bad at Feelings Alternate Universe - High School Regulus Black is a Little Shit Sirius Black & James Potter Friendship Werewolf Remus Lupin Protective Sirius Black Jealous Remus Lupin Jealous Regulus Black Peter Pettigrew Being An Asshole Vampire Sirius Black
Regulus can't stand the sight of Sirius being all friendly with humans. He's a disgrace on their reputation as an ancient vampire family. His solution is a simple promise: if Sirius hasn't killed James Potter by the end of the year, he will.But thing...
Lover, You Should’ve Come Over

Lover, You Should’ve Come Over

F/F
F/M
M/M
G
Updated
13.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Lily Evans Potter, Severus Snape, Dorcas Meadowes, Regulus Black & Sirius Black, Dorcas Meadowes/Lily Evans Potter, Remus Lupin & Severus Snape
Tags
Alternate Universe - Modern Setting Alternate Universe - College/University Falling In Love Hurt No Comfort Internalized Homophobia Reincarnation Remus Lupin Uses a Cane Regulus Black Loves James Potter Lesbian Vampires House Party Remus Lupin & James Potter Friendship Vampire Sirius Black
Remus is attending university in his hometown, not expecting anything after the death of his parents. He moves into their house to start fresh. First day back and he throws a house party, what can go wrong.Sirius is tired. Everytime he gets Remus Lup...
As different as night and day

As different as night and day

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling Vampire Knight (Anime & Manga)
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter
Tags
Angst Eventual Happy Ending Enemies to Lovers Alternate Universe - Vampire Established Regulus Black/James Potter Vampire Sirius Black Vampire Regulus Black Hunter Remus Lupin hunter james potter Kinda based on vampire Knight but I'm playing hard and fast with the lore to be clear this is lowkey a crackfic
Vampire Knight AUSirius and Regulus are pureblood vampires adopted by the Potters at a young age after their parents were killed by the hunters association. Remus Lupin is a vampire hunter in training when his family is attacked and killed by a vampi...
All good things come to an end?

All good things come to an end?

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Regulus Black & Sirius Black
Tags
Angst with a Happy Ending Fluff and Angst Blood and Violence Crack Treated Seriously Alternate Universe - Vampire Human/Vampire Relationship Regulus Black is Bad at Feelings Blood Drinking Regulus Black and Sirius Black Angst Protective Sirius Black James Potter is So Whipped Sirius Black Finds Out About Regulus Black/James Potter
Regulus and James have been careful about keeping Sirius in the dark about their relationship... but how long can that peace realistically last?Vampire/Muggle AU
finish up so i can finish you

finish up so i can finish you

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, Lily Evans Potter
Tags
Pre-Relationship First Meetings Meet-Cute Short One Shot Alternate Universe - Non-Magical Werewolf Remus Lupin Halloween Vampire Sirius Black
remus lupin is a werewolf, sirius black is a vampire.orsirius black is hungry.
fangs and maths class

fangs and maths class

Multi
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Evan Rosier, Barty Crouch Jr., Barty Crouch Jr./Evan Rosier, Walburga Black, Orion Black
Tags
Vampires Alternate Universe - Vampire Marauders Era (Harry Potter) Everyone Is Gay Blood Drinking Werewolf Remus Lupin Desi James Potter French Regulus Black French Sirius Black Regulus Black Speaks French Good Parent Walburga Black Good Parent Orion Black
Regulus black is just another ordinary student.or so everyone thinks.actually, regulus is navigating the fact that as he gets older, his bloodlust and vampire issues are getting worse (his aversion to sunlight,increased senses,his fangs popping out a...
There's a first time for everything

There's a first time for everything

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black, James Potter, Regulus Black & Sirius Black
Tags
Murder Nightmares Implied/Referenced Self-Harm Kidnapping Childhood Memories Child Abuse Attempted Murder Alternate Universe - Vampire Human/Vampire Relationship Bad Parenting Alternate Universe - Muggle Fluff and Hurt/Comfort
Regulus has a flashback/nightmare about the first time he and Sirius went hunting as kids. James comforts him.Vampire/Muggle AU
Our Little Secret

Our Little Secret

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter
Tags
Blood and Injury Implied/Referenced Abuse Alternate Universe - Vampire Human/Vampire Relationship Alternate Universe - Muggle Blood Drinking Oblivious James Potter Vampire Sirius Black Vampire Regulus Black regulus in denial Mentioned Wolfstar
Regulus is not attracted to James. His blood just smells really good.Muggle/Vampire AU
Bleed Just To Know You’re Alive

Bleed Just To Know You’re Alive

M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Mary Macdonald (Harry Potter), Marlene McKinnon, Minerva McGonagall, Dorcas Meadowes,
Tags
Werewolves Blood Vampires Blood Kink Bad Parent Walburga Black Werewolf Remus Lupin French Regulus Black French Sirius Black Latino James Potter Biting Tattoos Fake Dating
Regulus Black had spent his entire life trying to be perfect. The perfect son, the perfect minion, the perfect vampire.Yes, Regulus had spent his entire life trying to be perfect, but he isn’t so sure he wants to anymore. A story in which vampire Reg...
A Love for the Sun

A Love for the Sun

M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Lily Evans Potter, Marlene McKinnon, Dorcas Meadowes, Marlene McKinnon/Dorcas Meadowes, Regulus Black & Sirius Black, Evan Rosier,
Tags
Alternate Universe - Modern Setting Angst Hurt/Comfort Temporary Character Death I Wrote This Instead of Sleeping Emotional Hurt Alternate Universe Werewolf Remus Lupin French Regulus Black Latino James Potter Vampire Sirius Black Vampire Regulus Black
The Sun reaches up to touch the pad of his pointer finger to Regulus's lips, parting them to run a finger over a fang."Let me feed you the depths of my body."Regulus doesn't know how the hell he's supposed to say no to that.----or the vampire au no o...
Takes More then Blood to Make a Monster

Takes More then Blood to Make a Monster

F/M
M/M
Multi
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Sirius Black/Remus Lupin, James Potter/Lily Evans Potter, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Mary Macdonald (Harry Potter), Marlene McKinnon, Minerva McGonagall, Evan Rosier,
Tags
Original Character(s) Blood and Violence Panic Attacks Vampires Marauders Era (Harry Potter) wolfstar jily Underage Drinking Regulus Black & Sirius Black Have a Good Relationship Regulus Black is a Little Shit The Prank Sirius Black Needs a Hug
A muggle club, the perfect place to not be recognized, to drink his mistakes away until he couldn't see straight. Sirius was a wizard, this wasn't supposed to happen. Although life doesn't always go that way we expect it too.Sirius Black goes out dri...
Sirius Black, Vampire Bartender

Sirius Black, Vampire Bartender

M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Sirius Black/Remus Lupin, Remus Lupin, Sirius Black
Tags
Alternate Universe - Modern Setting Alternate Universe - No Powers Werewolf Remus Lupin Modern Marauders (Harry Potter) Vampire Sirius Black
Sirius Black likes bartending. It gets him discounted drinks and blood, now that he's working at a supernatural lounge.But he likes chatting people up almost as much. And his newest target: the pale werewolf named Remus.
there’s always a place for you here

there’s always a place for you here

M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Lyall Lupin, Euphemia Potter, Hope Lupin
Tags
Slow Burn Mutual Pining Eventual Smut Hurt/Comfort Miscommunication Fluff and Angst Established Relationship Idiots in Love Possessive Behavior Childhood Trauma no beta we die like men Second Chances
Three years after the love of his life disappearing Remus Lupin doesn’t know what to do when the same set of silver eyes that broke his heart appears hopefully at his door. Still in love with the man that had nearly destroyed him, all Remus can think...
Sangre contra carne

Sangre contra carne

M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, Sirius Black & Remus Lupin & Peter Pettigrew & James Potter
Tags
Not Beta Read Drabble Short One Shot Author Is Sleep Deprived Vampire Sirius Black
Remus no era capaz de negarle a Sirius lo que sea que le pidiera.Sirius no sabía cómo explicarle a lo que realmente sentía al verlo tomar el dolor que le infringía sin quejas.
Is there Life on Mars?

Is there Life on Mars?

F/F
F/M
M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Sirius Black/Remus Lupin, James Potter/Lily Evans Potter, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Marlene McKinnon, Dorcas Meadowes, Marlene McKinnon/Dorcas Meadowes
Tags
Don't Like Don't Read Alternate Universe POV Remus Lupin Werewolf Remus Lupin english is not my first language obv Hogwarts Sixth Year Genderfluid Sirius Black Marauders AU Vampire Sirius Black snape slander not my characters
Dumbledore had announced that they would be hosting an international schooling event, he also said that the particular school is a surprise till the day they will arrive.Whatever Remus expected, wasn't this,---(Read while listening to 'Wolfstar, but...
bite me,, use me

bite me,, use me

M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Sirius Black/Remus Lupin, Remus Lupin, Sirius Black
Tags
Oneshot Blood Kink Vampire AU Vampire Sirius Black #wolfstar brain rot vamp anthem carti ref smutshot Remus is insane He’s So Real trans fem sirius collegeau kind of
remus and sirius share a class, but they’re never too close to each other and when they are, the tension is burning.because remus is clever, too clever. and sirius urges are strong around him, too strong.
to thorough research and bad family portraits

to thorough research and bad family portraits

M/M
G
Updated
18.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Lily Evans Potter, Severus Snape, Alastor "Mad-Eye" Moody
Tags
Alternate Universe - Modern Setting no beta we die like men Vampires wolfstar Bisexual Remus Lupin Gay Sirius Black Pureblood Culture (Harry Potter) Pureblood Politics (Harry Potter) Pureblood Society (Harry Potter) Welsh Remus Lupin The Noble and Most Ancient House of Black Vampire Sirius Black
I saw that tumblr post earlier where it's like 'what if an archaeologist and a vampire fell in love?" (you've seen it) and disintegration hasn't updated in too many days for me to remain stable to here we are. not an original thought to be found. i l...
This Will Be Our Ending

This Will Be Our Ending

F/F
F/M
M/M
G
Updated
19.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Harry Potter, Sirius Black/Remus Lupin, James Potter/Lily Evans Potter, Remus Lupin, Sirius Black, James Potter, Marlene McKinnon, Dorcas Meadowes, Remus Lupin/Original Female Character(s), Marlene McKinnon/Dorcas Meadowes, Frank Longbottom,
Tags
Angst Eventual Happy Ending Slow Burn Humor Found Family Grief/Mourning Enemies to Lovers Alternate Universe - Vampire Marauders Bisexual Remus Lupin Vampire Sirius Black Young Harry Potter
Lori could have easily escaped, but something about him made the idea of leaving seem rather unappealing. That was, until, Lupin had starved her until she physically couldn’t leave.But there was just something about him. Maybe it was his kind, unassu...