Insane Harry Potter FanFiction

Bedlamite Phantasmagoria

Bedlamite Phantasmagoria

G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Remus Lupin, Sirius Black, Severus Snape, Ron Weasley, Hermione Granger, Tom Riddle | Voldemort, Molly Weasley, Fred Weasley, George Weasley, Albus Dumbledore, Petunia Evans Dursley,
Tags
Alternate Universe - Canon Divergence Crack Necromancy Master of Death Harry Potter POV Harry Potter Dark Lord Harry Potter Harry Potter-centric Unhinged Harry Potter Insane Harry Potter Crazy Harry Potter no one knows what to do with harry grandpa dumbledore
When Voldemort entered the Potters Cottage that night, he took away more than just Lily and James Potter.Or: In which Petunia is spot on with her nicknaming of Harry.Harry with no sanity, impulse control, morals, and a bare minimum understanding of h...
Serpent's Revenge Revised

Serpent's Revenge Revised

G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Antonin Dolohov
Tags
Blood and Violence Dark Harry Potter Creature Harry Potter Insane Harry Potter Crazy Harry Potter Harry Potter in Azkaban
Harry Potter is disturbed to find out what happened to Sirius Black and takes things into his own hands with the help of Dolohov.(Read at your own risk)
The Snake (Part Two)

The Snake (Part Two)

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Tom Riddle, Harry Potter/Tom Riddle
Tags
Dead Dove: Do Not Eat Cannibalism no beta we die like my sanity Fuck JK Rowling Insane Harry Potter Cannibalistic Harry Tom is a kinky bastard Cannibal Harry Potter ONE character death But he's an oc so it doesn't matter this oc was literally created to die Tom gets turned on by watching harry eat someone
Tom finds Harry doing things (cannibalism) in the Chamber of secrets and is slightly turned on by that part two
The Snake (Part One)

The Snake (Part One)

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Tom Riddle, Harry Potter/Tom Riddle
Tags
Blood and Gore Gore Dead Dove: Do Not Eat The Author Regrets Everything Cannibalism Dark Harry Potter i guess? no beta we die like my sleep schedule Insane Harry Potter Cannibal Harry Potter does it count as vouyerism if its cannibalism and Tom's just a kinky bastard Tom is just a little freaky in this
Tom finds Harry in the Chamber of Secrets doing things (cannibalism) and is slightly turned on by that
How I love the dark

How I love the dark

Multi
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Remus Lupin, Sirius Black, Minerva McGonagall, Severus Snape, Ron Weasley, Hermione Granger, Ginny Weasley, Tom Riddle | Voldemort, Molly Weasley, Fred Weasley, George Weasley,
Tags
Albus Dumbledore Bashing Ron Weasley Bashing Underage Smoking Protective Tom Riddle Manipulative Albus Dumbledore Molly Weasley Bashing Hermione Granger Bashing Good Fred Weasley & George Weasley Murder Husbands Insane Harry Potter Feminine Harry Potter One-Sided Harry Potter/Ginny Weasley
𖣠ꛘ𖤢 ꚽ𖦪𖤢𖤢ꛘ 𖤢ꚲ𖤢

𖣠ꛘ𖤢 ꚽ𖦪𖤢𖤢ꛘ 𖤢ꚲ𖤢

G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling Creepypasta - Fandom Marble Hornets
Characters
Harry Potter, Dursley Family (Harry Potter), Tobias Erin "Toby" Rogers | Ticci Toby, Sally Williams (Creepypasta), Jeffrey Woods | Jeff the Killer, Proxy (Slender Man Mythos)
Tags
Character Bashing Character Death Tags May Change Fire Dark Harry Potter Albus Dumbledore Bashing Ron Weasley Bashing Killing Tom Riddle is Not Voldemort Manipulative Albus Dumbledore Insanity Severus Snape Bashing
Harry died at the tender age of 8 t̞̟͚̺̰͎̑ͦ̇̀̚͝õ̶̖̝̙̯̯̭͇̆̈͆̐͗̀ͨͥ̾̔̓̋̀ͦ̄̈̽̓ͮ̂͋͋͜͠͠͞͠͝ b̵̸̨̡̳̫͍̘̘̩̝̲̣̹͕̲̈́͗̆́̋̿ͮ̅͊͊́̈ͪͪ͘͢à̦̣͚̤͍̮̺͉ͭ̓̍̾͟͞ͅd̴̢͍̲̭̠̰̖̫̙͖͛͐̓ͣ̒̓̊͛͌̃ tͨ̏_̺̬̉̅͠_̴̝̹̻͎̞͉̖͔ͥͦ̎͂͋̎͗̕̚͟h̛̝̖̊̂̔͐͟͡e̺̬̥͎̬̻͖̺̠̥͇̎̽ͦ̐̓̿̃ͮ̈͑͗̈́ͤ͐͠ h̴̨̨̖̥̠̗̜̀ͪ̓̈́̏́͛ͨ̓̈́͝...
fred weasley and the pirates of death

fred weasley and the pirates of death

F/F
F/M
M/M
Other
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Minerva McGonagall, Severus Snape, Draco Malfoy/Harry Potter, Neville Longbottom, Fred Weasley, George Weasley, Albus Dumbledore, Voldemort (Harry Potter), Luna Lovegood, Gilderoy Lockhart, Rubeus Hagrid,
Tags
Crack Crack Relationships Pirates Harry Potter is a Little Shit Lesbian Luna Lovegood Lesbian Lavender Brown Good Albus Dumbledore Insane Harry Potter Pirate Harry Potter pirate dolores umbridge voldemort likes puzzles hes not that good at them
harry wants to be a pirate, fred wants to die.
I'm okay with falling

I'm okay with falling

F/F
F/M
M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Sirius Black/Remus Lupin, Sirius Black, Severus Snape, Ron Weasley, Hermione Granger, Lucius Malfoy, Neville Longbottom, Tom Riddle | Voldemort, Molly Weasley, Fred Weasley, George Weasley,
Tags
Eventual Smut Fluff and Smut Time Travel Dark Harry Potter Albus Dumbledore Bashing Ron Weasley Bashing Soulmates Ginny Weasley Bashing Possessive Tom Riddle Manipulative Albus Dumbledore Hermione Granger Bashing Parselmouths & Parseltongue (Harry Potter)
Lady magic, Lady Life and Lord Death decide to have a child however they cannot birth one so they find two mortals and decide to make their child through them, Hadrian James Potter’Black. What if the only thing keeping him sane was the horcrux. So af...
Bucket List Drabbles

Bucket List Drabbles

F/M
Gen
M/M
Multi
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling The Avengers (Marvel Movies) Twilight Series - Stephenie Meyer
Characters
Original Characters, Harry Potter/Tom Riddle | Voldemort, Hermione Granger/Harry Potter, Avengers Team Members (Marvel), Harry Potter Characters, Harry Potter & Tony Stark, Harry Potter/Original Male Character(s), Harry Potter/Original Female Character(s), Hermione Granger/Harry Potter/Ron Weasley, Hermione Granger/Viktor Krum, Remus Lupin/Harry Potter, James "Bucky" Barnes/Harry Potter,
Tags
Alternate Universe - Canon Divergence Murder Tony Stark Has a Heart Time Travel Dissociative Identity Disorder Rape/Non-con Elements Crack Treated Seriously Minor Character Death Dark Harry Potter Abusive Dursley Family (Harry Potter) Female Harry Potter Magically Powerful Harry Potter
Writing down all the drabbles I've thought up over the years.
Is this… the End of all peace?

Is this… the End of all peace?

G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Draco Malfoy, Albus Dumbledore, Tom Riddle, Gellert Grindelwald, Abraxas Malfoy, Fleamont Potter, Draco Malfoy & Harry Potter, Walburga Black, Orion Black, Nicolas Flamel (Harry Potter), Perenelle Flamel (Harry Potter),
Tags
Time Travel Department of Mysteries (Harry Potter) Pureblood Culture (Harry Potter) Harry Potter is a Little Shit Tom Riddle is So Done Magical Theory (Harry Potter) Insane Harry Potter Cinnamon Roll Harry Potter Veil of Death (Harry Potter) Draco goes along with it just for shits and giggles poor Abraxas Malfoy
All those who think the Veil of Death is actually the Veil of Death, obviously never mastered Death’s Hallows, became the Master of Death, took a “friend” on a nice walk and went sight seeing on the other side of the veil.ORHarry Potter is a little h...
The Beginning of the End

The Beginning of the End

G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Harry Potter, Sirius Black, Severus Snape, Draco Malfoy, Lucius Malfoy, Tom Riddle | Voldemort, Narcissa Black Malfoy, Albus Dumbledore, Blaise Zabini, Voldemort (Harry Potter), Bellatrix Black Lestrange,
Tags
Alternate Universe - Canon Divergence BAMF Harry Potter Death Eater Draco Malfoy Dark Harry Potter Albus Dumbledore Bashing Slytherin Harry Potter Magically Powerful Harry Potter The Ministry of Magic is Corrupt (Harry Potter) Regulus Black Lives Pureblood Society (Harry Potter) Pureblood Harry Potter Death Eaters
The Trial of the Century. That's what they called it in the end- plastered over the front page of every Wizarding newspaper and magazine in Britain, and even abroad. As big as the Death Eater trials of the first war. Perhaps even bigger.Madam Amelia...
Boy In The Bubble (English Version)

Boy In The Bubble (English Version)

M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Tom Riddle | Voldemort, Dudley Dursley, Harry Potter/Tom Riddle | Voldemort, Harry Potter/Voldemort, Dudley Dursley & Harry Potter
Tags
Crucio | Cruciatus Curse (Harry Potter) After Effects of Crucio | Cruciatus Curse (Harry Potter) Insane Harry Potter Title from an Alec Benjamin Song Song: Boy in the Bubble (Alec Benjamin)
Duda loved Harry Hunting's 'play'. But Harry loved even more..
Holly Potter and The Time-Travelling Brother

Holly Potter and The Time-Travelling Brother

Gen
G
Updated
17.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Other Character Tags to Be Added, Sirius Black, Ron Weasley, Ginny Weasley, Harry Potter & Ron Weasley, Sirius Black & Harry Potter, Harry Potter & Ginny Weasley, Harry Potter & Harry Potter, Holly Potter
Tags
Alternate Universe - Canon Divergence Time Travel Crack Treated Seriously Kind Of Dark Harry Potter Horcruxes Dark Magic Female Harry Potter Magically Powerful Harry Potter Time Travel Fix-It Master of Death Harry Potter but like
Holly Potter is fifteen and filled with too much teenage angst for her own good, cooped up at the Dursleys and starved for information on Dumbledore's orders.Harry Potter is twenty-seven, an avid practioner of dark magic and ever-so-slightly mad, as...
[Obsession]

[Obsession]

F/M
M/M
Other
G
Updated
18.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, James Potter/Lily Evans Potter, Sirius Black, James Potter, Lily Evans Potter, Severus Snape, Tom Riddle | Voldemort, Original Potter Family Characters (Harry Potter), Albus Dumbledore, Sirius Black/Severus Snape, Harry Potter/Tom Riddle | Voldemort
Tags
Devotion Obsessive Harry Potter Albus Dumbledore Bashing Good Tom Riddle Manipulative Albus Dumbledore Wrong Boy-Who-Lived (Harry Potter) Harry Potter is the Heir to the House of Black Insane Harry Potter
There was always something wrong with that boy, always like he didn't care or have remorse for anything... He was always so possessive over the least important things, so different... He who was named Hadrian Potter, brother to The-Boy-Who-Lived Char...
Tell me you love me (Tell me you need me)

Tell me you love me (Tell me you need me)

Gen
M/M
Other
G
Updated
18.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Tom Riddle | Voldemort, Albus Dumbledore, Hogwarts Staff, Harry Potter/Tom Riddle | Voldemort, Hogwarts Students, Death Eater Characters, Harry Potter & Tom Riddle | Voldemort, Dursley Family (Harry Potter)
Tags
Alternate Universe - Canon Divergence Slow Burn Character Death Other Additional Tags to Be Added Unreliable Narrator Pre-Relationship Child Abuse Corruption Slow To Update Dark Harry Potter Book 2: Harry Potter and the Chamber of Secrets Albus Dumbledore Bashing
Sometimes one regrets and sometimes one gets a second chance
Harry Potter and the Streak of Insanity

Harry Potter and the Streak of Insanity

G
Updated
18.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Fleur Delacour, Remus Lupin, Sirius Black, Minerva McGonagall, Severus Snape, Draco Malfoy, Ron Weasley, Hermione Granger, Ginny Weasley, Neville Longbottom, Luna Lovegood,
Tags
Slow Burn BAMF Harry Potter Crack Treated Seriously BAMF Hermione Granger Albus Dumbledore Bashing Sirius Black Lives Good Draco Malfoy Protective Sirius Black Draco Malfoy & Harry Potter Friendship Established Sirius Black/Remus Lupin Protective Remus Lupin eventually
When his name comes out of the goblet of fire, Harry decides he's sick of the adults not stepping in and leaving him to survive in dangerous situations, so he finds a rather unconventional way of getting revenge. How will the Hogwarts staff (and stud...
One shots/Ideas

One shots/Ideas

Gen
M/M
G
Updated
19.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Remus Lupin, Sirius Black, James Potter, Lily Evans Potter, Severus Snape, Lucius Malfoy, Harry Potter/Severus Snape, Severus Snape/Other(s)
Tags
Angst with a Happy Ending Hurt/Comfort Mpreg Alpha Harry Potter Omega Severus Snape Bottom Severus Snape Dark Harry Potter One Shot Collection Possessive Harry Potter Top Harry Potter Cute Harry Potter Harry Potter-centric
This is a one-shot/idea series. Please read the notes for each chapter for concept and rating as well as warnings.
In The End It Doesn’t Matter

In The End It Doesn’t Matter

M/M
G
Updated
19.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Tom Riddle | Voldemort, Harry Potter/Tom Riddle | Voldemort, Bartemius Crouch Jr., cedric’s dead body
Tags
Everyone Needs A Hug Dark Harry Potter Albus Dumbledore Bashing Everyone Is Alive Abandoned Work - Unfinished and Discontinued POV Harry Potter as always Work Up For Adoption Death Eater Harry Potter Insane Harry Potter proud member of the I Hate Dumbledore Club Lowkey insane harry
Harry is done.Not just with his shitty relatives, or even with his fickle friends. No, he’s incredibly tired of the entire Wizarding World constantly blaming him for their issues.So…who’s to blame him when he’s offered an out?Previously: Title Pendin...
Broken

Broken

Gen
G
Updated
19.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Vernon Dursley
Tags
Insane Harry Potter
A small snippet I thought of where Harry breaks.