Helluva Boss Crossovers
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Helluva Loud Adventures by heavy5commando reviews
Takes place after Helluva Loud Luck. Follow as Lincoln, Luna and the crew of I.M.P go on with their lives in this story and face old family members and some enemies. Organically posted on: 10/04/20.
Crossover - Loud House & Helluva Boss - Rated: M - English - Family/Drama - Chapters: 1018 - Words: 2,294,875 - Reviews: 4613 - Favs: 311 - Follows: 241 - Updated: 2h - Published: 8/18/2021 - Lincoln L., Loona, Luna L., Blitzo
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: 7 - Words: 12,762 - Updated: 6h - Published: 7/10 - Blitzo, Sir Pentious
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: 142,016 - Reviews: 24 - Favs: 63 - Follows: 96 - Updated: 21h - 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: 3 - Follows: 2 - Published: 7/23 - Charlie, Vaggie, Loona, Moxie
Helluva Sinner by KingOfNTR
A Unique Sinner Named Y/N Has Been Sent To Hell By Trunk-Kun, Now He Has To Suvrive Whatever Hell Throws At Him Au timeline, events will diverge from Canon Events All Rights reserved for Vivziepop creator to both Hazbin Hotel and Helluva Boss
Crossover - Hazbin Hotel & Helluva Boss - Rated: M - English - Romance/Humor - Chapters: 7 - Words: 29,653 - Favs: 2 - Follows: 5 - Updated: 7/23 - Published: 7/16 - [Charlie, Loona, OC, Stella]
The hellhound wizard and the sorcerer's Stone by Anthony David Torres Jr reviews
after a satanic ritual Harry Potter is killed as a baby and reborn as a hellhound watch as he becomes one of the most powerful residents in hell. Also Dumbledore Weasley and Snape bashing
Crossover - Harry Potter & Helluva Boss - Rated: M - English - Horror/Adventure - Chapters: 2 - Words: 1,390 - Reviews: 5 - Favs: 5 - Follows: 9 - Updated: 7/23 - Published: 7/22 - Harry P., Stolas, Vortex, Loona
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: 54 - Follows: 65 - 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
Finding Mr by Tzaotao
Follow the journey of Layla, the sheep demon-girl from Alastors prequel comic, as she tracks down the demon who saved her life. Most of hells' denizens aren't helpful, but a friend told her about a small firm that has an uncanny ability to track people down. Things sure do happen. Rated M for coarse language, sexual references, a gory scene, violence and adult themes.
Crossover - Hazbin Hotel & Helluva Boss - Rated: M - English - Chapters: 1 - Words: 24,714 - Favs: 2 - Follows: 1 - Published: 7/22 - Alastor, Charlie, Blitzo, Mrs. Mayberry - Complete
The Song of Ruin by James Golen reviews
The Demiurge has revealed himself, and declared a vendetta against God. Hell is in turmoil as Lucifer - now with a mere imp as his Proxy - is surely planning a new war against Heaven, to reclaim the throne he calls his own. And those who are stuck on the battlefield have to find a way to survive. This is not a story of glorious war. This is a story of how good men die.
Crossover - Hazbin Hotel & Helluva Boss - Rated: M - English - Chapters: 14 - Words: 182,991 - Reviews: 17 - Favs: 62 - Follows: 64 - Updated: 7/22 - Published: 7/8/2022
Helluva Toy Story by Master Owls 24
It was a typical day for moxxie and Millie, but suddenly a strange portal sucks them up from their world and now are stuck as action figures in a world where toys come to life when humans aren't around. Now stuck in these forms, the two imps must learn to adapt to their new world while trying to figure out how to get back home to hell the story was really inspired by Riley Ohrt.
Crossover - Helluva Boss & Toy Story - Rated: M - English - Adventure/Family - Chapters: 35 - Words: 61,008 - Favs: 2 - Follows: 2 - Updated: 7/21 - Published: 7/17 - Moxxie, Millie, Buzz Lightyear, Woody
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: 22 - Words: 31,574 - Reviews: 23 - Favs: 9 - Follows: 10 - Updated: 7/21 - Published: 7/25/2022
Helluva Impact: Thus the IMPs landed in Teyvat by Antonio Ferrari reviews
When the Sustainer of Heavenly Principles has an anger fit after our belived IMP friends had an accident with her, she decides to exile them to the world of Teyvat. If her plan was destroying humanity on that planet...I'm pretty sure she succeeded.
Crossover - Genshin Impact & Helluva Boss - Rated: M - English - Humor/Parody - Chapters: 6 - Words: 16,257 - Reviews: 11 - Favs: 14 - Follows: 18 - Updated: 7/21 - Published: 10/16/2021 - Blitzo, Loona, Millie, Moxxie
Trackers: The Plan by GreenRock2005
So The Trackers are about to fight a group of demons but will they do it before or after there done argue with each other.
Crossover - Hazbin Hotel & Helluva Boss - Rated: K+ - English - Adventure/Humor - Chapters: 1 - Words: 436 - Published: 7/21
A loud mayday relationship by 1049 reviews
This is a follow up to the one shots I did for valentines day and st Patrick's Day so here's the story that I promised you guys. What happens when a young local boy like Lincoln starts seeing a pop star named Verosika Mayday do you get a simple love life or something more paranormal well see what happens this story.
Crossover - Loud House & Helluva Boss - Rated: M - English - Romance - Chapters: 2 - Words: 1,781 - Reviews: 12 - Favs: 24 - Follows: 24 - Updated: 7/20 - Published: 4/27
Persona 5 Royal: The Aeon by TheDragonSaver reviews
Octavia Goetia, daughter of Stolas, is chosen to take part in a game that will decide the fate of both humanity and the world itself. Alongside her cousin Ren and her new friends, Octavia must become a Phantom Thief, changing the hearts of the wicked to save the world. (A crossover between Persona 5 Royal and Helluva Boss) [Cover art my me!]
Crossover - Persona Series & Helluva Boss - Rated: M - English - Adventure/Friendship - Chapters: 33 - Words: 254,789 - Reviews: 89 - Favs: 86 - Follows: 93 - Updated: 7/20 - Published: 10/21/2022 - Akira K./Ren A./The Trickster/Joker, Loona, Octavia, Collin
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: 4 - Words: 30,181 - Favs: 2 - Updated: 7/20 - Published: 7/12 - Charlie, Loona, Octavia, Stolas
Helluva Infamous Boss: New different world by parzival2.0
List of Episodes and Conduit powers, based on the infamous second son/helluva boss
Crossover - inFAMOUS & Helluva Boss - Rated: T - English - Supernatural/Sci-Fi - Chapters: 4 - Words: 2,654 - Favs: 3 - Follows: 4 - Updated: 7/20 - Published: 7/6 - Delsin R., Fetch, Eugene S.
Trackers:Pranks by GreenRock2005
Earth (from Helluva Boss and Hazbin Hotel) has had been secret order that fight demons and keep them a secret but all thats left are three people who might not expect as demon hunters.
Crossover - Helluva Boss & Hazbin Hotel - Rated: K+ - English - Adventure/Humor - Chapters: 1 - Words: 623 - Favs: 1 - Follows: 1 - Published: 7/19 - Loona
Soldier of Hellish Fortune by Garr44
Torn from his home through supernatural means, Captain Simon Rossi is sent to Hell and must work alongside a team of assassins-for-hire and a demon rehabilitation center in the making to figure out a way to get back while he's still alive. Unfortunately, things aren't going to be easy...
Crossover - Hazbin Hotel & Helluva Boss - Rated: M - English - Adventure/Sci-Fi - Chapters: 1 - Words: 17,615 - Favs: 8 - Follows: 8 - Published: 7/19 - Charlie, OC, Blitzo, Millie
Ouroboros by Uros Osium
What would fit a tale of a new beginning? Why, a recent end. For a whole bloodline on Earth, it was the end of it all. For the remains of a botched murderous spell, it is the beginning of a life among the damned. From blood anointed by the holy servants of God, to one tainted by the Fell spell destined to consume their living essence. (M Rating just in case)
Crossover - Hazbin Hotel & Helluva Boss - Rated: M - English - Adventure - Chapters: 10 - Words: 143,140 - Favs: 6 - Follows: 3 - Updated: 7/19 - Published: 4/30
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: 20 - Words: 86,333 - Reviews: 18 - Favs: 48 - Follows: 57 - Updated: 7/18 - Published: 5/27/2022 - Mordekaiser, Morgana, Azir, Moxxie
Crying for the Moon by Bratja Rasa reviews
After an emotional day, Loona leaves Hell to get away from Blitz. Struggling to graduate, Naruto studies hard, but all of it is flushed down the toilet when he meets a girl at a party. NarutoXLoonaXVerosika
Crossover - Naruto & Helluva Boss - Rated: M - English - Supernatural - Chapters: 51 - Words: 232,255 - Reviews: 1627 - Favs: 1,190 - Follows: 1,314 - Updated: 7/18 - Published: 2/20/2022 - Naruto U., Loona, Verosika Mayday
Helluva hunter Boss by parzival2.0 reviews
List of new Episodes between canon and chances
Crossover - One Punch Man/ワンパンマン & Helluva Boss - Rated: M - English - Supernatural/Drama - Chapters: 6 - Words: 1,969 - Reviews: 17 - Favs: 2 - Updated: 7/18 - Published: 7/6
Heaven And Hell Bond by Metalbrony823 reviews
Lincoln Loud meets a cool girl from the depths of Hell, who is really a Hellhound named Loona. He slowly becomes friends with Loona she slowly begins to like him in return. Yes, a new kind of friendship erupts from these two as they spend time together, and Lincoln makes new friends and enemies along the way Loud house goes to Nickelodeon Helluva Boss goes to Vivziepop
Crossover - Loud House & Helluva Boss - Rated: M - English - Friendship - Chapters: 72 - Words: 113,892 - Reviews: 477 - Favs: 209 - Follows: 195 - Updated: 7/18 - Published: 7/28/2022
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