Regulus Black is a Little Shit FanFiction

Pretty enough to bite

Pretty enough to bite

M/M
G
Updated
13.04.2025
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
Alternate Universe - Modern Setting Implied Sexual Content Implied/Referenced Homophobia Regulus Black is a Little Shit Self-Discovery Modern Marauders (Harry Potter) brief mention of Jily
James Potter goes to a club with his friends and stumbles upon a pretty stranger that makes him forget any and all coherent thought
Graveyard Shift

Graveyard Shift

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
11.04.2025
Fandom
Harry Potter - J. K. Rowling School Bus Graveyard (Webcomic)
Characters
Regulus Black/James Potter, Regulus Black, Other Relationship Tags to Be Added, Dorcas Meadowes, Marlene McKinnon/Dorcas Meadowes, Evan Rosier, Barty Crouch Jr., Pandora Lovegood, Pandora Lovegood/Xenophilius Lovegood, Barty Crouch Jr./Evan Rosier, Regulus Black & Barty Crouch Jr. & Pandora Lovegood & Dorcas Meadowes & Evan Rosier, Regulus Black & Ginny Weasley,
Tags
Other Additional Tags to Be Added The Author Regrets Everything Regulus Black-centric Regulus Black & Sirius Black Have a Good Relationship Author Is Sleep Deprived Trans Regulus Black The Author Regrets Nothing Alternate Universe - School Bus Graveyard Fusion Regulus Black Lives Slytherin Skittles Lives BAMF Slytherin Skittles basically its these five surviving hell every night then waking up to go to school
It was dead quiet. The only sounds heard was soft humming coming from Regulus’ direction.“...Welcome to the panic room…” - Regulus sang quietly, - “Where all your darkest fears are gonna come for you…”They all sat back and stared ahead.“...Welcome to...
Love is for fools and Regulus Arcturus Black is anything but

Love is for fools and Regulus Arcturus Black is anything but

F/F
F/M
M/M
G
Updated
13.04.2025
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, Dorcas Meadowes, Marlene McKinnon/Dorcas Meadowes,
Tags
Domestic Violence Hurt/Comfort Idiots in Love Implied/Referenced Child Abuse Enemies to Lovers Hugs Some Humor Alternate Universe - No Voldemort Regulus Black Lives Regulus Black is a Little Shit Alternate Universe - Everyone Lives/Nobody Dies Pansexual James Potter
You are nothing.You’ve always been nothing.But then there’s this letter in his hands that says the opposite. That calls him by a nickname and jokes about burning kitchens and blind Quidditch teams. It’s so—James—and Regulus hates how much he wants to...
National Anthem

National Anthem

F/F
F/M
M/M
G
Updated
11.04.2025
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, Dorcas Meadowes, Narcissa Black Malfoy,
Tags
Family Drama Music Politics Journalism Drug Use Gay Gay Sex Sex Money Alcohol Abuse/Alcoholism Gay Sirius Black Everyone Is Gay
Scandals upon scandals, lies upon lies, money upon money.The Black family is American royalty, when all is exposed can they maintain their status?Money is the anthem of success.
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...
other side of the war

other side of the war

F/F
F/M
M/M
G
Updated
11.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Marlene McKinnon, Dorcas Meadowes, Marlene McKinnon/Dorcas Meadowes, Regulus Black & Sirius Black, Evan Rosier, Lily Evans,
Tags
Fluff Angst Angst with a Happy Ending Hurt/Comfort Implied/Referenced Sexual Assault Implied/Referenced Self-Harm Implied Sexual Content Implied/Referenced Child Abuse Kidnapping Marauders Era (Harry Potter) wolfstar Kinda
Sirius and Regulus do not need guards, but hey, the ones they picked are both way hotter than necessary. So, what's the harm, really?orsirius and regulus are princes and they're DOWWNNN BADDDD
Neon Lazers

Neon Lazers

G
Updated
13.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Marlene McKinnon, Dorcas Meadowes, Regulus Black & Sirius Black
Tags
Getting Together Crack Treated Seriously How Do I Tag Regulus Black & Sirius Black Have a Good Relationship Regulus Black is a Little Shit Regulus Black and Sirius Black Both Run Away Sirius Black Finds Out About Regulus Black/James Potter Lazer tag James Potter Has a Crush on Regulus Black Why can't my brain tag right now Ahahaha run James Run
Imagine your OTP: "Bring me lazer tagging and push me in a corner and kiss me, then shoot me and walk away" Jegulus edition
Butcher's Twink

Butcher's Twink

M/M
G
Updated
13.04.2025
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., Walburga Black, Orion Black
Tags
Regulus Black is a Little Shit Butcher James Vegetable Vendor Regulus twink regulus Walburga and Orion Black are good parents Evan and Barty are there for moral support Remus is Sirius' favorite customer
When a certain butcher flirts with the vegetable vendor across from his stall, in an attempt to see him smile, he didn't expect to fall in love.Or...Regulus is a Twink who's tired of James' flirting attempt, yet he didn't want him to stop.Sirius is c...
the many oneshots of the marauders that I thought of.

the many oneshots of the marauders that I thought of.

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
11.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Sirius Black/Remus Lupin, Peter Pettigrew, Mary Macdonald (Harry Potter), Marlene McKinnon, Minerva McGonagall, Dorcas Meadowes, Marlene McKinnon/Dorcas Meadowes, Blaise Zabini, Luna Lovegood, Pansy Parkinson, Pandora Lovegood,
Tags
Marauders Era (Harry Potter) Bisexual Remus Lupin Gay Sirius Black Lesbian Marlene McKinnon Regulus Black & Sirius Black Have a Good Relationship Alternate Universe - No Voldemort Luna Lovegood Being Luna Lovegood Remus Lupin Lives Regulus Black is a Little Shit Pandora Lovegood and Evan Rosier are Twins Barty Crouch Jr. is a Little Shit Chaotic Barty Crouch Jr.
Basically, this is a world where Voldy doesn’t exist, and it is my brain telling me that the dead gay wizards from the 70’s need to be revived.
Starstruck

Starstruck

F/F
M/M
G
Updated
11.04.2025
Fandom
Harry Potter - J. K. Rowling Heartstopper (TV)
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Mary Macdonald (Harry Potter), Marlene McKinnon, Minerva McGonagall, Severus Snape, Dorcas Meadowes,
Tags
Alternate Universe - Modern Setting Alternate Universe - Canon Divergence wolfstar Bisexual Remus Lupin Gay Sirius Black Lesbian Marlene McKinnon Alternate Universe - Muggle dorlene Regulus Black is a Little Shit Eating Disorders Alternate Universe - Everyone Lives/Nobody Dies Pansexual James Potter
Marauders x Heartstopper au in which Regulus Black is Charlie Spring and James Potter is Nick Nelson.I suck at summaries but just know it’s a Heartstopper au
A Daffodil's tale

A Daffodil's tale

F/F
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, Peter Pettigrew, Lily Evans Potter, Marlene McKinnon, Dorcas Meadowes, Marlene McKinnon/Dorcas Meadowes, Evan Rosier,
Tags
Angst Suicidal Thoughts Love Confessions Hurt/Comfort Idiots in Love Hurt No Comfort Enemies to Lovers wolfstar Gay Sirius Black Lesbian Marlene McKinnon Regulus Black is a Brat Regulus Black is Bad at Feelings
James potter first met Regulus black when he was 11, it was the summer after his first year and Sirius has brought his little brother to him and James hangout. Unfortunately James shitty memory doesn’t remember any of this because, let’s be honest, i...
St. Edmund’s Boys

St. Edmund’s Boys

F/M
M/M
G
Updated
13.04.2025
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, Mary Macdonald (Harry Potter), Marlene McKinnon, Lily Evans, Walburga Black, Orion Black,
Tags
Implied/Referenced Child Abuse Abuse Regulus Black is a Little Shit Remus Lupin is a Little Shit Bad Parent Lyall Lupin Decent Parent Hope Lupin Remus Lupin is a werewolf bit like in a good way Both Sirius and Remus go to St. Edmunds Sirius and Remus meet outside of Hogwarts walburga’s a+ parenting Orion’s A+ Parenting
Sirius had always known that the Blacks hated his guts. His mother beat him on the daily, and his cousin Bellatrix’s favorite hobby was cursing the shit out of him.He had always known this, and he had grown used to the idea that the people who were s...
All’s Fair in Love and Petty Revenge

All’s Fair in Love and Petty Revenge

M/M
G
Updated
13.04.2025
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 & Remus Lupin, Amos Diggory
Tags
Fluff Chaos Bisexual Remus Lupin Gay Sirius Black Hogwarts Regulus Black Lives Regulus Black is a Little Shit Funny James Potter Loves Regulus Black Humour Gay Regulus Black Sirius Black & James Potter Friendship
“I’m telling you, they’re doing it on purpose,” James muttered, arms crossed as he glared at the library entrance, where Remus and Regulus were laughing together.“Why would they?” Sirius huffed, trying to sound indifferent as he twirled his quill bet...
Child of Boundless Seas

Child of Boundless Seas

F/F
F/M
M/M
G
Updated
13.04.2025
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), Minerva McGonagall, Severus Snape, Dorcas Meadowes,
Tags
Slow Burn Friends to Lovers Not Canon Compliant Angst with a Happy Ending Torture Idiots in Love Emotional/Psychological Abuse Blood and Violence Minor Character Death Enemies to Lovers Drug Use Drowning
Regulus Black loves many things: poison, plants, reading—and a particular sunshine boy who refuses to let him hide. But as war looms and the walls close in, he must learn to wield the things he loves as weapons, making a choice that will defy everyth...
Science, Magic and Cigarettes

Science, Magic and Cigarettes

M/M
Other
G
Updated
13.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Mary Macdonald (Harry Potter), Marlene McKinnon, Dorcas Meadowes, Evan Rosier, Barty Crouch Jr., Pandora Lovegood,
Tags
Flirting Magic POV Remus Lupin idk - Freeform Regulus Black & Sirius Black Have a Good Relationship Regulus Black is a Brat Alternate Universe - No Voldemort Regulus Black is a Little Shit Morally Ambiguous Character Werewolf Remus Lupin Remus Lupin is a Little Shit Hogwarts Era
Remus narrowed his eyes. “If you don’t want me snitching to your brother, we will go back to that.” He crossed his arms, unimpressed.Regulus hummed, tilting his head. “How did Evans say it goes? Snitches get stitches?”“Do not threaten me.” Remus snor...
Through Enemy Eyes

Through Enemy Eyes

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Albus Dumbledore
Tags
Fluff and Angst Attempt at Humor Enemies to Lovers Author Is Sleep Deprived Regulus Black is a Little Shit James Potter Loves Regulus Black Forced Oblivious James Potter Order of the Phoenix (Harry Potter) Partners in Crime Regulus Black Feels Sassy Regulus Black
Two enemies. One war. Forced to work together, James Potter and Regulus Black are stuck navigating missions, tension, and unexpected moments of vulnerability. With the war tearing everything apart, can they survive each other—and the feelings neither...
Tangerine (I Was Her Love, She Was My Queen)

Tangerine (I Was Her Love, She Was My Queen)

F/F
F/M
M/M
G
Updated
11.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Original Female Character(s), James Potter/Lily Evans Potter, Remus Lupin, Sirius Black, James Potter, Lily Evans Potter, Lucius Malfoy, Sirius Black/Original Female Character(s), Original Potter Family Characters (Harry Potter), Euphemia Potter, Fleamont Potter,
Tags
Angst Complicated Relationships Marauders Era (Harry Potter) Regulus Black is a Little Shit Barty Crouch Jr. is a Little Shit Welsh Remus Lupin Marlene McKinnon & Peter Pettigrew & James Potter are Childhood Friends Sirius Black Needs a Hug Bad Mom Euphemia Potter Bad Parent Fleamont Potter they’re literally just jay and dede (they get better though!) Hispanic James Potter
Corpse Potter had always been second to her twin James. So what’s she got left to lose at Hogwarts?
Sans Réserve

Sans Réserve

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Harry Potter, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Mary Macdonald (Harry Potter), Marlene McKinnon, Dorcas Meadowes, Evan Rosier,
Tags
Alternate Universe - Modern Setting Angst with a Happy Ending Grief/Mourning Gay Sirius Black Everyone Is Gay Regulus Black is a Little Shit Pandora Lovegood and Evan Rosier are Twins Regulus Black and Sirius Black Angst Regulus Black Needs a Hug Sirius Black & James Potter Friendship Parenting Love at First Sight
After the death of a dear friend, Regulus needs to be in charge of taking care of his goddaughter even though he never had much experience with a child. In addition to dealing with the grief of Pandora’s loss and finding time to be with Luna within h...
i'm yours to keep (and i'm yours to lose)

i'm yours to keep (and i'm yours to lose)

F/F
F/M
M/M
G
Updated
11.04.2025
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
Fluff Modern Era Angst Hurt/Comfort Idiots in Love Found Family Enemies to Lovers Opposites Attract Rivalry Oblivious Regulus Black is a Little Shit Fake/Pretend Relationship
James Potter is a striker for Chelsea and he is winning the Premier League title this season. He's got his heart set on it. Only thing that can get in the way is left winger Regulus Black, who's got his heart set on destroying James in every way poss...
Delivered, Read, Ignored

Delivered, Read, Ignored

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Remus Lupin, Sirius Black, James Potter, Barty Crouch Jr.
Tags
Slow Burn Texting I'm Bad At Tagging Strangers to Lovers Trans Regulus Black Regulus Black is a Little Shit Alternate Universe - Everyone Lives/Nobody Dies James Potter Loves Regulus Black Alternate Universe - Fashion & Models Model James Potter FTM Regulus Black idek if texting counts as slow burn
James Potter has never let an unanswered text stop him before. So when he accidentally spams the wrong number with complaints about his horrible date, he doesn’t think much of it—until the stranger on the other end finally replies, telling him to shu...