Helluva Boss Crossovers
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The Fox and the Owl Princess by severe999 reviews
what if Minato summoned Stolas to seal the Kyuubi, what if the price is an Arranged marriage. Some team 7 bashing.
Crossover - Naruto & Helluva Boss - Rated: M - English - Romance/Fantasy - Chapters: 4 - Words: 6,026 - Reviews: 57 - Favs: 179 - Follows: 218 - Updated: 9/2 - Published: 7/30 - [Naruto U., Octavia]
Helluva relaxation day by Blue.404 reviews
Another crackfic with our favorite love birds as they both enjoy quality time with each as they spend their time together at Peters apartment on their time off. What could go wrong?
Crossover - Spider-Man & Helluva Boss - Rated: M - English - Romance/Humor - Chapters: 1 - Words: 1,477 - Reviews: 2 - Favs: 5 - Follows: 2 - Published: 9/1 - Peter P./Spider-Man, Loona - Complete
Blood And Scars by Anime0CC0Manga reviews
A Good Loser And Violent Delinquent Were Bored One Day (I Own Nothing)
Crossover - Medaka Box/めだかボックス & Helluva Boss - Rated: K+ - English - Humor/Horror - Chapters: 1 - Words: 796 - Reviews: 1 - Published: 8/31 - Shibuki S., M. Kumagawa, Blitzo, Stolas
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: 10 - Words: 24,803 - Reviews: 56 - Favs: 151 - Follows: 176 - Updated: 8/31 - Published: 8/4 - Octavia, Stolas, Harry P.
Helluva Talk by Blue.404
What happens when you put our favorite web-head along with our favorite Hellhound in a relationship, and have a certain web-head be injured? You get some unexpected fluff is what you get. Characters may be ooc and this is just a crack fic so not to be taken seriously.
Crossover - Spider-Man & Helluva Boss - Rated: M - English - Romance/Hurt/Comfort - Chapters: 1 - Words: 1,446 - Favs: 8 - Follows: 4 - Published: 8/31 - Peter P./Spider-Man, Loona - Complete
Belong by Your Residential Sociopath reviews
It has been decades since the last Knight of Hell was seen. It was thought they were all killed by Heaven, so what happens when one reappears?
Crossover - Hazbin Hotel & Helluva Boss - Rated: M - English - Mystery - Chapters: 9 - Words: 12,466 - Reviews: 1 - Favs: 3 - Follows: 4 - Updated: 8/30 - Published: 6/18
Hero's Descent in Hell by TheChamp123 reviews
Naruto Uzumaki gave up everything for other's, his body, his life, even eternal happiness because that was the type of man he was but even so, he could never have expected to find love and even a new family in Hell but stranger thing's have happened. Harem.
Crossover - Naruto & Helluva Boss - Rated: M - English - Supernatural/Romance - Chapters: 1 - Words: 12,366 - Reviews: 58 - Favs: 412 - Follows: 481 - Published: 8/27 - [Naruto U., Loona, Octavia, Millie]
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: 10 - Words: 10,045 - Reviews: 13 - Favs: 6 - Follows: 6 - Updated: 8/26 - Published: 2/1 - Angel Dust, OC, Striker
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: 21 - Words: 30,371 - Reviews: 194 - Favs: 230 - Follows: 261 - Updated: 8/26 - Published: 10/15/2021 - Danny F., OC, Blitzo, Loona
Blitzø's New Job by MorphMaster18 reviews
Blitzø quits I.M.P. after his employees & daughter said some hurtful things to him & finds a new job at a certain hotel. Requested by ray.sphere99
Crossover - Hazbin Hotel & Helluva Boss - Rated: T - English - Hurt/Comfort/Friendship - Chapters: 4 - Words: 8,535 - Reviews: 48 - Favs: 70 - Follows: 82 - Updated: 8/21 - Published: 9/24/2021 - Alastor, Charlie, Blitzo
The Agents by Djbash89 reviews
Of all the nights to have been called for an assignment, he would have never had guessed what would have transpired once he came into contact with certain imp group as well as the contents of a certain ancient text that brought forth a magnitude of trouble that would evidently shake the foundation of two separate worlds.
Crossover - Naruto & Helluva Boss - Rated: M - English - Adventure/Supernatural - Chapters: 2 - Words: 20,195 - Reviews: 29 - Favs: 193 - Follows: 241 - Updated: 8/19 - Published: 1/28 - Naruto U., Blitzo, Millie, Moxxie
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: 4 - Words: 4,405 - Reviews: 1 - Favs: 3 - Follows: 2 - Updated: 8/12 - 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: 6 - Words: 28,860 - Reviews: 9 - Favs: 39 - Follows: 59 - Updated: 8/11 - Published: 1/27 - Artyom, Pavel M., Verosika Mayday, Mrs. Mayberry
Lincoln & Black Tip by ReptileEdge reviews
Lincoln Loud, the only boy of eleven sisters who’s always felt out of place, and no one to relate to besides his friend, Ronnie Anne. Black Tip, an anthro shark demon of IMP who once had a family, but was lost to tragedy. His only friends being his co-workers. But a chance encounter between the two will change everything… for better or worse.
Crossover - Loud House & Helluva Boss - Rated: M - English - Supernatural/Fantasy - Chapters: 3 - Words: 10,424 - Reviews: 26 - Favs: 19 - Follows: 26 - Updated: 8/9 - Published: 2/14 - Lincoln L., OC, Octavia
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: 1 - Words: 1,730 - Reviews: 3 - Favs: 3 - Follows: 4 - Published: 8/9 - [G. Fox/Null, Loona] T. Boss, Blitzo
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: 6 - Words: 48,084 - Reviews: 45 - Favs: 115 - Follows: 119 - Updated: 8/6 - Published: 3/3 - [Moxxie, Millie] Lincoln L.
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: 1 - Words: 1,477 - Reviews: 5 - Favs: 17 - Follows: 17 - Published: 8/3 - Blitzo
The Son of Lust & Princess of Hell by AZ23AJ reviews
No summary, Rated M for Mature, OCs to OOC on some characters, AU, and crossover with two of the shows & a third one TBA
Crossover - Hazbin Hotel & Helluva Boss - Rated: M - English - Supernatural - Chapters: 2 - Words: 4,615 - Reviews: 2 - Favs: 32 - Follows: 31 - Published: 8/3 - [Charlie, OC]
It was just a Nightmare by miss Gracey reviews
Blitzo comforts Mabel after she had a Nightmare About Striker
Crossover - Gravity Falls & Helluva Boss - Rated: T - English - Suspense/Hurt/Comfort - Chapters: 1 - Words: 886 - Reviews: 1 - Favs: 1 - Published: 7/31 - Mabel P., Blitzo, Striker - Complete
Demonic Deals by Lighting wolf knight
When the children of Sparda started their own families? Nobody expected a long prophecy to tick down to a clash for all of Hell. Rated T for violence, death, and profanity.
Crossover - Devil May Cry & Helluva Boss - Rated: T - English - Adventure/Romance - Chapters: 1 - Words: 826 - Favs: 5 - Follows: 5 - Published: 7/31 - Dante, Vergil, Octavia, Stolas
Husband Swap by Rattlesnake316
It's back after so many writer's blocks and, taking downs. Cassiel is at her wit's end. after dealing with Charlie and Millie's bickering about who has the better husband. Snow's mother orders them to take part in a two-week husband swap. How will the boys cope with Cassiel's latest scheme? Find out here! SnowXMillie and CharlieXMoxxie
Crossover - Hazbin Hotel & Helluva Boss - Rated: M - English - Humor/Romance - Chapters: 7 - Words: 27,449 - Favs: 3 - Follows: 3 - Updated: 7/30 - Published: 2/6 - [OC, Millie] [Charlie, Moxxie]
Helluva Afterlife by Darkmagicdragon reviews
Life really wasn't fair. Nobody knew this saying better than Naruto, who's lived a hard life for as long as he can remember. This never stopped him before, but he never would've thought he'd die and go to Hell. Now all he can do is what he does best. Keep on living. Even if that means working with assassins to kill terrible people on Earth.
Crossover - Naruto & Helluva Boss - Rated: M - English - Humor/Supernatural - Chapters: 1 - Words: 6,558 - Reviews: 25 - Favs: 220 - Follows: 280 - Published: 7/30 - Naruto U., Loona, Octavia
Peace, demons and BLOOD by HardDay reviews
It's alternative universe, where Peacemaker and Vigilante is agents of CIA, and events are happening after series. Peacemaker and Vigilante have started long-awaited vacation. And then a new adventure falls on their heads. Everything would be fine, but here are involved creatures from Hell
Crossover - Helluva Boss & Peacemaker - Rated: M - English - Friendship/Adventure - Chapters: 1 - Words: 710 - Reviews: 2 - Favs: 3 - Follows: 2 - Published: 7/27 - Blitzo, Loona, Moxxie, Millie
Back to the game by CaioCoia reviews
Moxxie wasn't the kind of Imp who wishes to live his life full of dangers and mission, however, what happens if someone from his past appears inside his work and requests a service from their office? A cherub cyan dog with a name that made all his past come back again, a life he thought he left for good after his death. A secret from his past was exposed. Moxxie Wick, it's back.
Crossover - John Wick & Helluva Boss - Rated: M - English - Crime/Adventure - Chapters: 10 - Words: 56,774 - Reviews: 33 - Favs: 123 - Follows: 118 - Updated: 7/24 - Published: 10/24/2021
Harry Potter and the life of an Imp assassin by Muminpappan reviews
After a successful assassination job, the I.M P are celebrating when they are suddenly violently dragged into Hogwarts. It turns out somebody's been keeping secrets. Somebody wasn't naturally born in Hell. Somebody is not full A blooded imp. Somebody used to be named Harry.
Crossover - Harry Potter & Helluva Boss - Rated: M - English - Humor/Fantasy - Chapters: 24 - Words: 83,127 - Reviews: 92 - Favs: 328 - Follows: 389 - Updated: 7/23 - Published: 3/15/2021 - Harry P., Blitzo, Millie, Moxxie
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