Helluva Boss Crossovers
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Torments of Sinners and Imps by SoulfulAzrael reviews
This is a world where Moxxie never got in a relationship with Millie and instead got closer to a certain famous Porn Star named Angel Dust. For better and definitely for worse. Both of them get to know each other as they are beaten down by world of Hell and they need to get past their issues to survive... and to maybe get closer to one another, as hard as it will be.
Crossover - Hazbin Hotel & Helluva Boss - Rated: T - English - Romance/Tragedy - Chapters: 2 - Words: 17,971 - Reviews: 2 - Favs: 12 - Follows: 12 - Updated: 11/18 - Published: 10/3 - [Angel Dust, Moxxie] OC
Butters and Kenny's anniversary by TrueBlueLGfanfics reviews
It is the first anniversary of when Butters and Kenny went on their first date, so they decided to do something special. And the M&Ms decided to make sure they have no trouble. Butters and the Imps AU.
Crossover - South Park & Helluva Boss - Rated: T - English - Romance/Humor - Chapters: 1 - Words: 2,225 - Reviews: 1 - Published: 11/17 - [Butters S., Kenny M.] [Millie, Moxxie] - Complete
Lincoln Loud: The Bounty-Hunting Hellhare by Lavenian reviews
(AU Fic) After Lincoln Loud is murdered by a psychopath, he is given a chance for revenge by a mysterious demon who decides he is a fun guy to grant powers to; transformed into a demonic rabbit he must now navigate his new life as a demon, balancing his new job, his love life(s) and all the chaos in Hell, Earth and everything in-between.
Crossover - Loud House & Helluva Boss - Rated: M - English - Fantasy/Adventure - Chapters: 7 - Words: 58,018 - Reviews: 52 - Favs: 130 - Follows: 138 - Updated: 11/17 - Published: 3/3 - [Moxxie, Millie] Lincoln L.
FRJ: Helluva Hazbin arc by Twiphase reviews
Waking up one day as some sort of demon is one thing. But unknowingly attracting the attention of demon lords while trying to manage an item shop is a chronicle of misadventures waiting to be told. (chapter 1 has been updated! Chapter 2 will be released b4 2023)
Crossover - Hazbin Hotel & Helluva Boss - Rated: K+ - English - Humor/Fantasy - Chapters: 2 - Words: 8,006 - Reviews: 1 - Favs: 17 - Follows: 21 - Updated: 11/16 - Published: 12/3/2021 - Charlie, OC, Blitzo, Stolas
Avengers: The Fallen Angel by bj543511 reviews
Earth's Mightiest Heroes face their worst threat yet when Hell's overlords declare war on earth. With Lucifer Morningstar, the king of hell, dead, the Avengers in the surface world face an age where there is an absence of God and there are only the principalities of darkness. With younger heroes coming to the fray, they must learn to assemble as earth's mightiest defenders.
Crossover - Avengers & Helluva Boss - Rated: M - English - Tragedy/Adventure - Chapters: 16 - Words: 22,450 - Reviews: 19 - Favs: 6 - Follows: 6 - Updated: 11/15 - Published: 7/25
Dark Railtracer by Kamzil118 reviews
When there is death, there is life. Artyom had sacrificed everything he could when he walked the earth but those days are over. Now he resides in Heaven as a reward for his deeds; however, everything is not what it seems while adjusting to this new existence. Heaven and Hell remain in an uneasy peace as the Department of Purgatory do what it can to protect it at any cost.
Crossover - Metro 2033 & Helluva Boss - Rated: T - English - Adventure/Romance - Chapters: 10 - Words: 48,399 - Reviews: 13 - Favs: 49 - Follows: 68 - Updated: 11/15 - Published: 1/27 - Artyom, Pavel M., Verosika Mayday, Mrs. Mayberry
The Brimstone conspiracy chapter 1 by Zeronizer reviews
After an attempt on Lucifer’s life, Charlie gathers help from I.M.P, Alastor, Her friend Phenex, the demon detective Zarak, and andrealphus, but problems soon arrive from within the group and with the investigation.
Crossover - Hazbin Hotel & Helluva Boss - Rated: T - English - Drama/Mystery - Chapters: 3 - Words: 3,074 - Reviews: 1 - Favs: 1 - Updated: 11/15 - Published: 10/31 - Complete
The Adventures of MNM VOL 1 by Acoustic Ghost reviews
Out for a stroll one day Millie finds a child on the side of the road and decides to adopt him and teach him how to raise some hell... oh Moxxie is there as well. Note: THis is a Harem story.
Crossover - Naruto & Helluva Boss - Rated: M - English - Family - Chapters: 17 - Words: 60,069 - Reviews: 315 - Favs: 554 - Follows: 617 - Updated: 11/14 - Published: 9/3 - Naruto U., Loona, Millie, Moxxie - Complete
Butters and the Imps: Bring the Crunch by TrueBlueLGfanfics reviews
Basically the DLC of South Park TFBH, but Loona replaces new kid to a degree. Butters and the Imps AU
Crossover - South Park & Helluva Boss - Rated: T - English - Horror/Mystery - Chapters: 3 - Words: 5,172 - Reviews: 3 - Favs: 1 - Follows: 1 - Updated: 11/12 - Published: 11/7 - Butters S., Jimmy V., Bradley Biggle, Loona - Complete
As Below, So Above by astrocitizen reviews
In a particularly twisted reality, the machinations of both the living and the dead are confounded as the World of C is slowly revealed to be more than believed. The afterlife soon becomes a new front in the battle for the future of humanity.
Crossover - Code Geass & Helluva Boss - Rated: M - English - Humor/Drama - Chapters: 6 - Words: 47,833 - Reviews: 5 - Favs: 14 - Follows: 15 - Updated: 11/7 - Published: 10/10 - Lelouch L., Blitzo
Welcome to the Apocalypse, Iruma-Kun by Shadow Joestar reviews
It was a perfect day for Iruma Suzuki who has been force to do lots and lots of work, it was the day that he decided to confess his love to one kind and strong-hearted rick girl named Selnia Iori Frameheart, hoping to become her boyfriend. But everything in the world fell apart when Hell broke loose. They must survive this new Hell together. Iruma/Harem. Other Crossover stuff more.
Crossover - Welcome to Demon School! Iruma-kun/魔入りました!入間くん & Helluva Boss - Rated: M - English - Romance/Horror - Chapters: 4 - Words: 9,580 - Reviews: 20 - Favs: 80 - Follows: 78 - Updated: 11/6 - Published: 10/8 - [Iruma S., Ameri A., Millie, Verosika Mayday]
IMP Relationship Counselling by TrueBlueLGfanfics reviews
Butters signs Blitzo, Moxxie, Millie, and Loona for relationship counselling, will it go well. Butters and the Imps AU.
Crossover - South Park & Helluva Boss - Rated: T - English - Family/Humor - Chapters: 1 - Words: 1,626 - Reviews: 1 - Favs: 1 - Follows: 2 - Published: 11/5 - Butters S., Mr. Mackey, Blitzo, Moxxie - Complete
Coon Vs IMP and friends by TrueBlueLGfanfics reviews
Cartman is back with revenge and it is up to Butters and his new demon family along with the Freedom Pals to take the Coon down for good. Butters and the Imps AU
Crossover - South Park & Helluva Boss - Rated: T - English - Chapters: 1 - Words: 3,864 - Reviews: 1 - Favs: 1 - Follows: 1 - Published: 11/4 - [Butters S., Kenny M.] Eric Cartman, Millie - Complete
VVVV by MorphMaster18 reviews
The VVVs are known as Valentino, Vox, & Velvet. But what happens when a certain imp who was betrayed by those he thought were his family, sold to the VVV & becomes the new V of the group
Crossover - Hazbin Hotel & Helluva Boss - Rated: T - English - Chapters: 2 - Words: 3,076 - Reviews: 17 - Favs: 21 - Follows: 20 - Updated: 11/1 - Published: 8/3 - Blitzo
Butters and the Imps by TrueBlueLGfanfics reviews
Butters was only 11 to find his parents mutilated in brutal fashion. But when he finds out the killers were Imp-demon creatures, he decides he needs proof that these creatures were roaming south park. He takes photos and videos, but not without being noticed, he runs into an alleyway and tries to stay under the radar, so he can show his friends what he saw. Sorry no more room.
Crossover - South Park & Helluva Boss - Rated: T - English - Hurt/Comfort/Family - Chapters: 7 - Words: 17,240 - Reviews: 10 - Favs: 5 - Follows: 6 - Updated: 11/1 - Published: 9/22 - [Butters S., Kenny M.] Loona, Millie - Complete
Helluva-raiser by catsamurai16
Blitzø meets some interesting people and things sure do happen! Inspired by the new Hellrasier movie on Hulu. Happy Halloween!
Crossover - Hellraiser & Helluva Boss - Rated: M - English - Horror/Humor - Chapters: 1 - Words: 1,056 - Favs: 1 - Follows: 1 - Published: 10/26 - Chatterer, Pinhead, Blitzo
Halfa Demon? by Victor2120 reviews
What if Danny didn't become halfa-ghost but a halfa-demon, and he works at I.M.P. How will Danny deal with his new life, and can he keep it from his loved one.
Crossover - Danny Phantom & Helluva Boss - Rated: M - English - Horror/Supernatural - Chapters: 23 - Words: 33,000 - Reviews: 215 - Favs: 268 - Follows: 300 - Updated: 10/25 - Published: 10/15/2021 - Danny F., OC, Blitzo, Loona
Helluva Spider by Blue.404 reviews
With Loona and Peter finally moving in together, it finally seems to be like a new beginning for them. And with that new beginning comes great new threats and challenges. Let just hope they are ready to overcome them, together.
Crossover - Spider-Man & Helluva Boss - Rated: M - English - Romance/Western - Chapters: 5 - Words: 18,466 - Reviews: 17 - Favs: 24 - Follows: 25 - Updated: 10/24 - Published: 9/17 - [Peter P./Spider-Man, Loona] Millie, Moxxie
Un héroe en el inframundo by Master Ryu Shiro reviews
Decepcionado por el oscuro lado que ocultaba la seguridad pública con esta sociedad construida en mentiras, Izuku junto a Lady Nagant fueron persiguiendo a gente corrupta como vigilantes y haciendo justicia por si mismos; Pero en medio de un trabajó, Izuku repentinamente despierta confuso entre la basura en un lugar desconocido... ¿Por qué ese cartel dice Imp City? (Izuku/Harem)
Crossover - My Hero Academia/僕のヒーローアカデミア & Helluva Boss - Rated: T - Spanish - Romance/Parody - Chapters: 1 - Words: 17,235 - Reviews: 8 - Favs: 26 - Follows: 29 - Published: 10/24 - Izuku M., Blitzo, Loona, Octavia
Helluva Family by RandomName41 reviews
Prince Harry Goetia is a ten year old Heir Apparent to Paimons Throne. Now his parents are divorcing. What happens now?
Crossover - Helluva Boss & Harry Potter - Rated: M - English - Family/Hurt/Comfort - Chapters: 11 - Words: 29,470 - Reviews: 61 - Favs: 196 - Follows: 228 - Updated: 10/23 - Published: 8/4 - Octavia, Stolas, Harry P.
Helluva Hotel Series by Gameer98 reviews
A/N: Look in the next Chapter because I made it long again.
Crossover - Hazbin Hotel & Helluva Boss - Rated: M - English - Romance - Chapters: 14 - Words: 71,517 - Reviews: 1 - Favs: 12 - Follows: 10 - Updated: 10/19 - Published: 8/30 - [OC, Charlie] [OC, Octavia]
One Helluva Loud House by Geo Soul reviews
After an unexpected Night Lincoln ends up with one Helluva new Pet. (Lemon heavy story Hazbin Hotel elements will be added in later)
Crossover - Loud House & Helluva Boss - Rated: M - English - Chapters: 3 - Words: 24,327 - Reviews: 107 - Favs: 159 - Follows: 172 - Updated: 10/10 - Published: 4/23
The Adventures of MNM, The Lemons by Acoustic Ghost reviews
These are the Stories and Lemons from the Adventures of the MNM story. Chapter references will be in each chapter.
Crossover - Naruto & Helluva Boss - Rated: M - English - Chapters: 2 - Words: 3,194 - Reviews: 14 - Favs: 164 - Follows: 162 - Updated: 10/9 - Published: 9/18 - [Naruto U., Loona, Octavia, Mrs. Mayberry]
Lincoln Goes to Hell by Mr. Dusk reviews
Exactly what it says on the tin.
Crossover - Loud House & Helluva Boss - Rated: M - English - Supernatural/Humor - Chapters: 18 - Words: 27,189 - Reviews: 98 - Favs: 94 - Follows: 96 - Updated: 10/7 - Published: 1/4 - Lincoln L., Blitzo, Millie, Moxxie
The Gray Fox and the Hellhound by JamesFames reviews
A classic story of a fox and a hound; both raised to be killers meet and bond under bizarre circumstances. And when the past comes back to haunt Loona, the two killers must work together to protect the family they worked so hard to build. Rated M for dark themes, such as abuse and potential
Crossover - Metal Gear & Helluva Boss - Rated: M - English - Romance/Angst - Chapters: 2 - Words: 4,644 - Reviews: 4 - Favs: 8 - Follows: 9 - Updated: 10/7 - Published: 8/9 - [G. Fox/Null, Loona] [T. Boss, Blitzo]
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