Helluva Boss Crossovers
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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: 10 - Words: 82,619 - Reviews: 68 - Favs: 168 - Follows: 181 - Updated: 8/20 - Published: 3/3/2022 - [Moxxie, Millie] Lincoln L.
Helluva Owl Boy by KitsuG57 reviews
Blitzø always wanted a family. Adopting Loona was the start, but finding Harry in that dumpster was what finally seemed to complete it. Now 5 years later as his business finally takes off, mysteries surrounding his surrogate son's past pull them all into a whirlwind of drama, tragedy and a fuck ton of needed therapy. What's a father to do?
Crossover - Harry Potter & Helluva Boss - Rated: M - English - Family/Drama - Chapters: 1 - Words: 3,701 - Reviews: 5 - Favs: 40 - Follows: 45 - Published: 8/18 - [Harry P., OC] [Blitzo, Stolas]
Baskerville: Vampire from Hell by Ryubar Tepes
During a cleanse,Octavia is saved by a human caught outside, mortality wounded from the blessed weapons he is taken to her father to rest and recuperate. thankful he saves the humans live via a special ritual. reborn as a vampire with the privileges of both sinner and hellborne demons.
Crossover - Helluva Boss & Buffy: The Vampire Slayer - Rated: T - English - Humor/Supernatural - Chapters: 1 - Words: 2,368 - Favs: 1 - Follows: 2 - Published: 8/17 - Loona, OC, Buffy S., Spike
Helluva Dark Knight by PrimusPilus reviews
I.M.P is hired to take out Batman, but little do they know it's was all a setup. Now Batman, Loona, Octavia, and others must figure out who is the mysterious Mastermind before both Gotham and Imp City are destroyed in the process.
Crossover - Batman & Helluva Boss - Rated: T - English - Supernatural/Romance - Chapters: 3 - Words: 6,628 - Reviews: 20 - Favs: 58 - Follows: 61 - Updated: 8/16 - Published: 7/8 - [Bruce W./Batman, Loona, Octavia, Verosika Mayday]
A Trainer & a Princess from Hell by AshFan-27 reviews
(I suck at summaries) So what might happen when the daughter of a demon king were to meet with a boy from a world with supernatural creatures?
Crossover - Pokémon & Helluva Boss - Rated: M - English - Romance - Chapters: 4 - Words: 18,097 - Reviews: 55 - Favs: 139 - Follows: 158 - Updated: 8/15 - Published: 11/20/2021 - [Ash K./Satoshi, Octavia]
Brief's Divine Comedy by Zaru reviews
A crossover collaboration between myself and Wr1teAn0n. A crossover between Panty and Stocking and Hazbin Hotel/Helluva Boss. Vortex just wanted a smoke break. He didn't expect for this green jumpsuit wearing Geek Boy to fall into Hell and cause chaos all over. Little did he know he would be instrumental in the life of Briefers "Brief" Rock.
Crossover - Panty & Stocking with Garterbelt/パンティ&ストッキングwithガーターベルト & Helluva Boss - Rated: M - English - Romance/Hurt/Comfort - Chapters: 6 - Words: 59,847 - Reviews: 16 - Favs: 76 - Follows: 67 - Updated: 8/15 - Published: 6/21 - Briefers R./Brief, Loona, Vortex
LC Presents: Helluva Dad by JP-Ryder reviews
As a spin-off of "Luz Clawthorne", in this AU where Loona was adopted much earlier by Blitz, as this story follows the struggles between a father and daughter.
Crossover - Disney & Helluva Boss - Rated: T - English - Family/Drama - Chapters: 2 - Words: 23,991 - Reviews: 24 - Favs: 17 - Follows: 18 - Updated: 8/14 - Published: 6/17 - Blitzo, Loona, Moxxie, OC
Into the Medranoverse by Varkhan
Don't hesitate. Hesitate, and you're dead. Don't think. Do it. You have your instincts, use them. Follow this advice wisely. This world, consisting of 3 stories, conceived by an ambitious idealist...must learn these lessons...desperately. From having to conquer fear and bring unity, to finding allies in high and low places, dancing the grey lines of morality...this...is madness...
Crossover - Hazbin Hotel & Helluva Boss - Rated: T - English - Supernatural/Suspense - Chapters: 8 - Words: 48,939 - Favs: 4 - Follows: 3 - Updated: 8/13 - Published: 7/12 - Charlie, Loona, Octavia, Stolas
League of Demons by 6-4 pilot reviews
Caring little about the Imp in his hand, the Iron Revenant nonetheless saw potential in him that he can use for his own gains. Nothing more. Nothing else. At least that's what he's telling himself, but a certain four-winged woman says otherwise. In the meantime, a certain bird emperor was establishing a bond with a demonic bird, who finally find what she desires. An actual parent.
Crossover - League of Legends & Helluva Boss - Rated: T - English - Adventure/Angst - Chapters: 22 - Words: 100,477 - Reviews: 18 - Favs: 54 - Follows: 62 - Updated: 8/12 - Published: 5/27/2022 - Mordekaiser, Morgana, Azir, Moxxie
El Lobo De Renmant: Chronicles of Hell by Byakono reviews
Un Spin Off de uno de los futuros compañeros de los Mugiwara en El Lobo De Remnant, si desean saber quién lean la historia aunque de darán cuenta rápidamente.
Crossover - One Piece & Helluva Boss - Rated: M - Spanish - Humor/Supernatural - Chapters: 5 - Words: 92,517 - Reviews: 6 - Favs: 7 - Follows: 7 - Updated: 8/12 - Published: 7/13/2022 - Blitzo, Moxxie, Octavia, Vortex
Fox Duke of Hell by Mightiest battle reviews
After ANBU nearly killed Naruto, the Kyuubi used the last of the power of his soul to send Naruto to hell, hoping it would be better. Little does he know the life Naruto would gain would be so much better. Parents alive but abandoned him. Naruto x Octavia x Loona Possible Naruto and Stella sex and be for you start look at Stolas and Blitoz Dark Charlie
Crossover - Naruto & Helluva Boss - Rated: M - English - Horror/Romance - Chapters: 8 - Words: 62,299 - Reviews: 135 - Favs: 606 - Follows: 721 - Updated: 8/8 - Published: 4/24 - Naruto U., Loona, Octavia, Stolas
Cowboys and Angels by GrovyleFangirl1997 reviews
When Striker wakes up to find a fallen angel in his barn, he was expecting for his life to be turned upside down. Well, his life did turn upside down, but probably not in the way any imp would have thought.
Crossover - Hazbin Hotel & Helluva Boss - Rated: M - English - Romance/Angst - Chapters: 14 - Words: 14,674 - Reviews: 21 - Favs: 11 - Follows: 10 - Updated: 8/6 - Published: 2/1/2022 - Angel Dust, OC, Striker
Helluva Reunion by Dragon1990 reviews
This one shot short story is inspired by "A Loud Among Demons" by TvFan2244. I take no credit for the original idea, this is just what I think the reunion chapter will be like in the actual story when it finally happens. If you guys haven't read it yet I highly recommend it. It's really well done and a lot of fun.
Crossover - Loud House & Helluva Boss - Rated: T - English - Drama/Supernatural - Chapters: 1 - Words: 9,124 - Reviews: 11 - Favs: 34 - Follows: 18 - Published: 8/1 - Lincoln L., Rita L., Millie, Octavia - Complete
Best Beloved II: Fateful Antics by Jaymint404
Sequel to Helluva Boss: Best Beloved. What happens when two people are left to commit mischievous deeds against the world with no cohesion to their actions? Crazy stuff sure does happen! Rated M Fiction. THIS IS FOR ADULTS.
Crossover - Helluva Boss & Hazbin Hotel - Rated: M - English - Romance/Adventure - Chapters: 12 - Words: 24,305 - Favs: 1 - Follows: 1 - Updated: 7/31 - Published: 7/10 - Blitzo, Sir Pentious
CftM: Seaside Shag-fest by Bratja Rasa reviews
One the hottest day of the year, Naruto and Comp. go to a private beach for fun under the sun.
Crossover - Naruto & Helluva Boss - Rated: M - English - Humor - Chapters: 1 - Words: 3,956 - Reviews: 12 - Favs: 30 - Follows: 20 - Published: 7/31 - Complete
¿Medio demonio? by ayerdehoy
¿Qué pasaría si Danny no se convirtiera en un medio-fantasma sino en un medio-demonio, y trabajara en el I.M.P.? ¿Cómo afrontará Danny su nuevo estilo de vida caótico, y podrá ocultárselo a su ser querido?
Crossover - Danny Phantom & Helluva Boss - Rated: M - Spanish - Supernatural/Adventure - Chapters: 5 - Words: 5,370 - Favs: 1 - Follows: 2 - Published: 7/30 - Danny F., OC
Eclipse of the Summer by WeirdSweetNerd97 reviews
The Immediate Murder Professional are targeting Rick Sanchez, because of a "anonymous" client request. Rick deciding to spare the imp's lives and also deciding on having fun in Hell. Until a bigger problem rises.
Crossover - Rick and Morty & Helluva Boss - Rated: M - English - Adventure/Sci-Fi - Chapters: 4 - Words: 6,612 - Reviews: 30 - Favs: 36 - Follows: 30 - Updated: 7/29 - Published: 1/11/2021 - Morty S., Rick S., Summer S., Blitzo
snake in a Helluva Hazbin (OC male HBHHPR villain readier) by red55king
i don't Owen the charters from helluva boss or hotel hazbin but their will be some my OC's/drawings in this story and their well be some of my favorite villains/monster from all power ranger sires All Rights Reserved and also found on my Wattpad channel link below /story/268980008-snake-in-a-helluva-hazbin-oc-male-reader-x-helluva
Crossover - Power Rangers & Helluva Boss - Rated: K - English - Humor/Adventure - Chapters: 2 - Words: 168 - Published: 7/29
Heaven's Halo by kingjustin1019 reviews
When one dies, they either go to Hell for their sins or go to Heaven for their good deeds. The ones sent to hell are faced with an unforgiving world, dreading the annual cleansing that occurs at the end of the year. But what of the ones sent to Heaven? What about those who reach paradise? This is one of their stories.
Crossover - Hazbin Hotel & Helluva Boss - Rated: M - English - Adventure/Drama - Chapters: 6 - Words: 27,280 - Reviews: 1 - Favs: 15 - Follows: 14 - Updated: 7/27 - Published: 4/3 - Charlie, OC, Octavia, Blitzo
A Fishcake's Helluva Life Change by pain17ification reviews
Doubting his own abilities and fed up with his failure to improve under incompetent instructors, Naruto takes some time to unwind on the beach of a port town. Happening upon a concert on the beach, Naruto never could've guessed that he'd become involved in the workings of Hell itself. His life was in for one helluva change the night he met a certain popstar. Naruto/Verosika/Harem
Crossover - Naruto & Helluva Boss - Rated: M - English - Fantasy/Romance - Chapters: 4 - Words: 34,310 - Reviews: 441 - Favs: 1,847 - Follows: 2,091 - Updated: 7/25 - Published: 12/25/2021 - [Naruto U., Verosika Mayday, Loona, Stella]
Trackers:Framed by GreenRock2005
Trackers will learn keeping there secret is hard when Tom gets arrested for something he didn’t do.
Crossover - Helluva Boss & Hazbin Hotel - Rated: K+ - English - Adventure/Humor - Chapters: 1 - Words: 419 - Published: 7/24
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: 20 - Words: 138,767 - Reviews: 25 - Favs: 69 - Follows: 102 - Updated: 7/23 - Published: 1/27/2022 - [Artyom, Mrs. Mayberry, Verosika Mayday] Pavel
Second Childhood by CaioCoia
In just one night, Charlie Morningstar's life was completely changed, as her relationship ended. She simply didn't know how to deal with her breakup. However, upon realizing that she wasn't the only one suffering and seeing a child in a more miserable condition than her own, she could see how important it is to save and preserve innocence, like a child she found in the Greed Ring.
Crossover - Hazbin Hotel & Helluva Boss - Rated: K - English - Family/Hurt/Comfort - Chapters: 4 - Words: 13,865 - Favs: 10 - Follows: 10 - Published: 7/23 - Charlie, Vaggie, Loona, Moxie
Of Starlit Cloaks by RandomName41 reviews
When Harry decides to indulge in newfound relationship with a dapper stranger he met at a bar while hiding out in Grimmauld Place he unknowingly sets in motion plans that will change Hell forever.
Crossover - Helluva Boss & Harry Potter - Rated: M - English - Supernatural/Family - Chapters: 6 - Words: 10,778 - Reviews: 19 - Favs: 74 - Follows: 85 - Updated: 7/23 - Published: 7/7 - Stolas, Harry P.
Trackers:antique shop by GreenRock2005
Trackers have to keep the demon hunting secret even at work but what happens if one of them messes up.
Crossover - Helluva Boss & Hazbin Hotel - Rated: K+ - English - Adventure/Humor - Chapters: 1 - Words: 551 - Published: 7/22
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