Ships Charlastor Alternate Universe (AU)

Best Charlastor Alternate Universe (AU) Fanfics

The best alternate universe (au) Charlastor (Alastor/Charlie Morningstar) fanfiction on AO3, curated by popularity. Infinite creative possibilities - seeing beloved characters in entirely new contexts.

Hazbin Hotel 35,000 Charlastor works 1,100,000 alternate-universe works

Top Charlastor Alternate Universe (AU) Fic Recs

7 alternate universe (au) Charlastor fics matched, followed by other top-rated Charlastor stories.

1

A Pas de Deux in Hell

Alternate Universe (AU)

by Hibbb84

In the world of ballet, every misstep carries weight, and every note can break a heart. Charlie Morningstar longs to dance beyond her shadowed reputation, while a new pianist (whose past hides more than anyone knows) haunts the academy with his presence. Between biting critiques and unexpected guida

730 kudos 342,720 words 28/40 chapters Mature
2

Operation: Rescue Alastor

Alternate Universe (AU)

by Amy326

What if Charlie just goes apeshit and loses it after finding out from Husk and Niffty that Alastor was captured by Vox, especially after smearing her name and hotel through the mud. The Princess on the edge is officially pushed too far when the man she’s been feeling more for is taken from her, and

386 kudos 26,384 words 4/4 chapters Explicit
3

Wrapped Around the Devil’s Finger

Alternate Universe (AU)

by UmbranMuse

Alastor LaPointe needed a place to live, quickly. His… activities made his previous living situation a bit more constrained and difficult to get away with, despite the seclusion. So he had no choice but to bite the bullet and find someone looking for a housemate. And by some stroke of luck, he was a

159 kudos 20,942 words 7/? chapters Explicit
4

The Love Between Sunshine and Shadow

Alternate Universe (AU)

by ButterflyWatcher

In a corrupt city overrun by crime, Charlie conceals her dangerous powers, striving in secret to make life better for everyone. Meanwhile, Alastor—desperate to reclaim control and grow a spine. Both are scarred—fragile, abused, and searching for a way out. They turn to telekinesis and a mysterious p

123 kudos 84,543 words 29/? chapters Mature
5

Be My Jazz-Age Baby

Alternate Universe (AU)

by ChattyChell

Long before their falling out, Vox dragged Alastor to a burlesque club. The Television Demon wanted to evaluate some new songbird he couldn’t stop gushing about. Imagine Alastor’s surprise when this mysterious bird manages to actually turn his head. Then plans quickly form when he discovers she has

108 kudos 15,607 words 3/4 chapters Explicit
6

Hellbound Investigations

Alternate Universe (AU)

by ButterflyWatcher

Alastor, Angel, Moxxie, and Blitzo—who, haunted by their childhood encounter with a ghostly boogieman, establish a ghost-hunting business. Years later, they unwittingly become embroiled in a sinister plot as Satan, a tyrannical sorcerer from centuries past, seeks to escape his imprisonment within a

66 kudos 77,200 words 24/? chapters Teen And Up Audiences
7

Si Mañana Sigue Siendo Domingo

Alternate Universe (AU)

by AleDayPan8

Algunas personas nacen para esperar el siguiente domingo en el pantano.   Spin-off de Hasta Que La Boda Nos Separe.

4 kudos 10,944 words 1/26 chapters Teen And Up Audiences
8

Sem Perdão

by Samdo7

Você acredita, de verdade, que todos podem mudar? Que, independentemente do passado ou da gravidade dos erros, qualquer pessoa, por mais perdida que esteja, pode se tornar melhor? Que todos podem ser perdoados simplesmente porque, de repente, decidiram ser 'melhores'? Mas me diga: será que todos que

420 kudos 136,462 words 35/? chapters Not Rated
9

Blood & Champagne

by AndieRose

The Hazbin Hotel is close to its end. The Extermination day’s at the door. And Charlie seems too devastated by her breakup with Vaggie to do anything about it.But Alastor has an idea. A bold, alluring, undoubtedly questionable idea that might save them all from Heaven's wrath. Or wreak havoc on all

322 kudos 129,489 words 33/35 chapters Explicit
10

Sunlight At Midnight

by Devils_and_Rebels

A week after the battle with Heaven, Charlie finds Alastor hiding a wound that nearly kills him. When she desperately tries to save his life, certain truths come to light which will change everything - including Hell itself.

161 kudos 42,375 words 7/? chapters Explicit
11

Sweetly Damned (Alastor x Charlie)

by AstarionsRat

“You respond rather well in my arms, little Morningstar. It makes a man wonder what other burdens he could lift from you.” Charlie shivered. The words felt comforting and dangerous at the same time. “Burdens?” Alastor spun her gently, then drew her back in closer than before. His lips brushed the ti

157 kudos 50,956 words 12/? chapters Explicit
12

Pregnancy Mayhem

by DazzlingRuby

Not even being together for a full year yet, Alastor and Charlie had managed to get pregnant. Everything is far too chaotic for Charlie, her friends are crowding her, the news team somehow gets a whiff of it and she feels like her whole world is crushing inwards. Alastor, the protective deer that he

141 kudos 46,904 words 35/? chapters Mature
13

I Don't Want To Play With You Anymore

by irklord

With no chains holding him back, Alastor's long deserved fun can finally begin, but there is only one problem. He is still not powerful enough to take on an archangel. He can still lose. He has seen the failure of modern technology, the vulnerability of angels, the stupidity of the Morningstars, and

129 kudos 76,415 words 13/? chapters Mature
14

To the Marrow

by edudlooca

Charlie Magne crawls out of a bayou with too many teeth and no memory of how she got there. A stranger finds her first. He shoots her twice. She follows him home anyway. She doesn’t know why. Doctor Alastor Arceneaux runs a quiet clinic in Saint Marais, where bodies are repaired, survival is negotia

117 kudos 167,424 words 18/? chapters Mature
15

Mating Season

by DazzlingRuby

Alastor had warned everyone at the Happy Hotel to stay away from him that month. He didn’t go into detail, didn’t explain a thing, just stay away. He had especially given this warning to Charlie Magne. Because she was all that was on his mind and it had taken painful effort to stay away. But what ha

110 kudos 6,479 words 4/10 chapters Explicit
16

The Properties of Blood

by Bookwormette

Wounds made by angelic steel have only one outcome. But what if it did not have to be that way? Grieving princess Charlie and the injured overlord Alastor's world is turned upside down when an unbelievable discovery is made by accident, and they are thrust into a quest through worlds beyond Hell. Li

81 kudos 42,089 words 4/? chapters Mature
17

The Favor: Redux- OR: the one where Alastor is stupid

by supergirl96

You may have read “The Favor” as it’s my second most popular fic of all time! But what if instead of a smooth, flirty Alastor, his behavior was a bit more canon? Based on the same premise but not exactly following the original, “The Favor: Redux” is a new take on a much loved work of mine. Fifty yea

52 kudos 7,169 words 2/? chapters Mature
18

A Family of Three

by SpaceMountain210

Just a random one-shot about Charlie, Alastor, and their baby boy. Lucifer makes an appearance as a babysitter, and there's some of the expected back and forth between him and Alastor.

18 kudos 2,743 words 1/1 chapters General Audiences
19

Nunca fuimos simplemente historia

by Charlahime

Vincent Wittman es aceptado en realizar una pasantía en India y tendrá la compañía de una linda chica apasionada por la historia de su país

13 kudos 12,447 words 13/? chapters General Audiences
20

Helluva Hazbin: Extended History AU: Origin

by The_Ship_King

Season 1: This takes place in 1933, well before the story's current events. Hell is currently going through another Era Shift, this one is set to be the biggest change in Hell's history. Because it will be the first time since the first Sinner to fall that Hell wouldn't have an Empire of Warlords. T

2 kudos 7,476 words 4/? chapters Mature

Find More Charlastor Alternate Universe (AU) Stories on AO3

Browse the full AO3 archive for alternate universe (au) Charlastor fanfiction, sorted by kudos. Then read offline with Fanfict Reader.

Why Alternate Universe (AU) Charlastor Fanfiction Works So Well

Alastor/Charlie Morningstar — Hell's optimistic princess Charlie and the mysterious Radio Demon Alastor, whose true motivations for helping the hotel remain unclear.

Alternate Universe (AU) — Stories set in a different universe or setting than canon, from coffee shops to space operas.

The dynamic between Charlie's genuine goodness and Alastor's dark past creates compelling redemption arc possibilities. Infinite creative possibilities - seeing beloved characters in entirely new contexts. That's why alternate universe (au) Charlastor fanfiction is one of the most consistently popular combinations on AO3.

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