Gravity Falls Crossovers
Filters
2.1K | Page 1 2 3 4 11 .. Last Next »

Anomalies Beyond the Falls by LordStar8045 reviews
They thought the first summer was their journey to the world of weirdness, they were wrong. It was only the beginning as they journey to a much grander and even more anomalous world with horrors and wonders beyond their imagination. (Set Post-Weirdmaggedon during the Third Summer)
Crossover - SCP Foundation Mythos & Gravity Falls - Rated: T - English - Adventure/Mystery - Chapters: 36 - Words: 292,825 - Reviews: 34 - Favs: 86 - Follows: 89 - Updated: 11/9 - Published: 12/8/2022 - Dr. A. Clef, SCP-963-1/Dr. J. Bright, Dipper P., Mabel P.
Hey Arnold - Honeymoon in Gravity Falls by djddt
Arnold and Helga just married and now they are on there honeymoon. But the money was not enough for a voyage around the world. Now they are in Gravity Falls. If they will enjoy it there?
Crossover - Hey Arnold & Gravity Falls - Rated: T - English - Romance/Humor - Chapters: 7 - Words: 6,888 - Favs: 2 - Follows: 2 - Updated: 11/9 - Published: 7/9 - Arnold, Helga, Dipper P., Pacifica N.
Regular Falls Warriors by Gameshowkidd
When worlds collide from the work of an Evil Sorcerer, Groups of heroes from two different dimensions must band together to take down their common enemy. (Note that this is just the Legend of Zelda: Hyrule Warriors, but with Regular Show and Gravity Falls Characters.)
Crossover - Regular Show & Gravity Falls - Rated: K+ - English - Friendship/Adventure - Chapters: 6 - Words: 30,269 - Favs: 3 - Follows: 1 - Updated: 11/7 - Published: 8/3 - Mordecai, Rigby, Dipper P., Mabel P.
SpongeBud Hench-Maniac Squarepants by Pinkabounce46 reviews
Bill Cipher is very good at manipulating beings for his gain, maybe a little too good. 211115 1 165511; 921'20 7159147 2115 25 62214!
Crossover - SpongeBob SquarePants & Gravity Falls - Rated: K+ - English - Adventure/Friendship - Chapters: 6 - Words: 18,081 - Reviews: 3 - Favs: 2 - Follows: 2 - Updated: 11/6 - Published: 3/21 - Complete
The Children of The Slime by Pinkabounce46 reviews
A Trillion years is a long time for any universe, much less the remnants of Euclidia as it lets lose the slime and chaos of the NickToons. But what will the unlikely arbiter of this new world think when he finally comes home and sees all the good that came from his tragedy?
Crossover - Nicktoons Unite! & Gravity Falls - Rated: K+ - English - Humor/Friendship - Chapters: 1 - Words: 6,029 - Reviews: 2 - Favs: 2 - Follows: 2 - Published: 11/4
Mysteries and Mike by SonicCrazyGal
Family fluff and bonding, other character perspectives, alternate scenes, and other similar short stories are all connected to the main story of Friends, Family, and Frights, but didn't fit into the main storyline.
Crossover - Gravity Falls & Five Nights at Freddy´s - Rated: K+ - English - Family/Hurt/Comfort - Chapters: 23 - Words: 30,782 - Favs: 33 - Follows: 29 - Updated: 11/4 - Published: 6/4/2022 - Dipper P., Mabel P., Grunkle Stan, Michael Afton - Complete
Gravity Winx by adventuremaker21 reviews
The summer may be over, but the mystery has only begun. After learning their parents are Oritel and Marion, ex-rulers of Domino, twin siblings Dipper and Mabel get shipped to Alfea with no knowledge of fairies, witches, or magic. Luckily, they have their 6 new fairy friends helping them out along the way. CHAPTER ONE TO SIX REDONE TO BE BETTER! STAY TUNED FOR THE OTHER CHAPTERS!
Crossover - Winx Club & Gravity Falls - Rated: T - English - Adventure/Supernatural - Chapters: 7 - Words: 43,177 - Reviews: 45 - Favs: 39 - Follows: 35 - Updated: 11/3 - Published: 7/15/2017 - Winx Club, Specialists, Dipper P., Mabel P.
Discovering Magic by brown phantom reviews
For years Dipper thought that he'd never see a place weirder than Gravity Falls. One day he and Pacifica accidentally found their way to someplace weirder. But there's no easy way back home, yet they don't seem to mind. With all new possibilities at their fingertips, Dipper and Pacifica will certainly have a magical time, for better or worse.
Crossover - Gravity Falls & Owl House - Rated: T - English - Fantasy/Supernatural - Chapters: 8 - Words: 33,769 - Reviews: 49 - Favs: 140 - Follows: 158 - Updated: 11/2 - Published: 12/25/2021 - Dipper P., Pacifica N., Luz N., Amity B.
Universe Falls by MiniJen reviews
What if, instead of Beach City, the Crystal Gems had settled down in a little backwoods town just west of weird? What if, upon coming to Gravity Falls for the summer, Dipper and Mabel were to befriend Steven and Connie? How would they fare against the combined threats of merciless Homeworld Gems and a certain triangular demon? (REWRITTEN!)
Crossover - Gravity Falls & Steven Universe - Rated: T - English - Adventure/Friendship - Chapters: 7 - Words: 86,416 - Reviews: 133 - Favs: 396 - Follows: 391 - Updated: 11/1 - Published: 9/4 - Dipper P., Mabel P., Steven U., Connie M.
The Royal Twins of Hell by shadowwriter329 reviews
When Stan Pines had his niece and nephew over the summer, he didn't expect a few things. He knew their dad's side of the family had some strange characters but he didn't expect them to be able to go to Hell and back; literally. With strange powers and resources at their backs, what will this bring to Gravity Falls and its secrets? Rated M because it's Hell and has some crazy shit.
Crossover - Gravity Falls & Hazbin Hotel - Rated: M - English - Drama/Adventure - Chapters: 4 - Words: 56,559 - Reviews: 55 - Favs: 145 - Follows: 161 - Updated: 10/31 - Published: 5/4 - Dipper P., Mabel P., Charlie, Lucifer
Gravity Falls: A New Summer! by The Reality Shredder reviews
After the defeat of Bill Cipher, Dipper and Mabel reunite with their friends as the next summer of Gravity Falls begins. Unknown to them all, a new threat arises with a sinister motive. Can the Pines twins, their Grunkles, their friends and the community of Gravity Falls stop this threat before it's too late? Happy Halloween everyone!
Crossover - Gravity Falls & Goosebumps - Rated: T - English - Adventure/Horror - Chapters: 1 - Words: 9,179 - Reviews: 1 - Published: 10/31 - Dipper P., Mabel P., Soos - Complete
Z-King's Universe Falls and AUs songfic vol 2 by Z-King reviews
With the return of Universe Falls, so too does the songfic AU. Like Volume 1 It would feature Songs from either Disney, Non Disney, and Musical songs that would fit with certain characters or events either in story or in its many AUs. Please leave your requests if you have any ideas, whether you are on the site or not leave some ideas and I'll see what I can come up with!
Crossover - Gravity Falls & Steven Universe - Rated: K+ - English - Chapters: 5 - Words: 7,254 - Reviews: 15 - Favs: 8 - Follows: 5 - Updated: 10/30 - Published: 9/29
Some Other Lifetime by Pinkabounce46
SpongeBob likes making friends of all kinds. Sometimes, he even makes friends with those who wish to harm him. YROO DZH SVIS!
Crossover - SpongeBob SquarePants & Gravity Falls - Rated: K+ - English - Hurt/Comfort/Friendship - Chapters: 4 - Words: 22,475 - Favs: 2 - Updated: 10/28 - Published: 3/4 - Complete
Gravity Winx: The Unexpected Event Trilogy by adventuremaker21 reviews
You've seen how Dipper and Mabel came to Alfea. Now check out how Bloom Peters, Wendy Corduroy, and Pacifica Northwest came to Magix as well. Three girls, three schools, one unexpected event, anything can happen at this point. Takes place before Gravity Winx and immediately after Gravity Falls. WARNING: CHAPTER 3 HAS TRIGGER WARNING IN PLACE! TRIGGER WARNINGS ARE INSIDE CHAPTER 3!
Crossover - Winx Club & Gravity Falls - Rated: M - English - Fantasy/Adventure - Chapters: 3 - Words: 19,367 - Reviews: 5 - Favs: 2 - Follows: 1 - Updated: 10/27 - Published: 10/9 - Bloom, Wendy, Pacifica N.
The Mystery House - Gravity Falls:Titans, Calamity and Twins by Demon dark mezzo sangue reviews
After a rather hectic year, Eda take advantage of the start of summer vacation to bring their extended family to Gravity Falls for a moment of peace.Unfortunately, Gravity Falls is actually the place with the highest rate of paranormal incidents on the USA.If that wasn't enough, this town is home to Eda's "husband", Stan Pines, who is hosting his twin nephews.Xover.
Crossover - Gravity Falls & Owl House - Rated: K - English - Adventure/Supernatural - Chapters: 3 - Words: 13,890 - Reviews: 4 - Favs: 31 - Follows: 29 - Updated: 10/26 - Published: 9/9/2022 - Dipper P., Mabel P., Luz N., Eda
Return to the Falls by CaramelPhoenix reviews
Bill's back, and it's up to Dipper and Mabel to put a stop to him again. After being significantly weakened from Stan, Bill resorts to a "permanent" puppet. Now...who to choose? (Slightly connected to Dance of the Night. Book of Bill spoilers. Cover will be done soon.)
Crossover - Mario & Gravity Falls - Rated: K+ - English - Mystery/Adventure - Chapters: 3 - Words: 2,711 - Reviews: 1 - Updated: 10/22 - Published: 10/17 - Dimentio, Olly, Dipper P., Mabel P.
Invasion of Falls by LordStar8045 reviews
It has been a year after the Florpus fiasco and there is no sight of Zim. Little did Dib and Zim knew that they would cross path once more and meet strange new allies and enemies in the crazy town of Gravity Falls.
Crossover - Gravity Falls & Invader Zim - Rated: T - English - Humor/Adventure - Chapters: 14 - Words: 76,909 - Reviews: 13 - Favs: 26 - Follows: 27 - Updated: 10/20 - Published: 10/16/2023 - Dipper P., Zim, Dib, Mabel P.
Twins Missing in Dual Worlds by Thebestoftherest reviews
One day Marcy Wu found the music box, she had plans for that, but that plan was throw for a loop when a young Mabel Pines notice the stolen box. Watch as Mabel pines ends up with more than anyone came prepare for, makes friends and enemies alike and see how these actions effect more than just one world. TLDR: Mabel goes to Wartwood instead of Anne. Cover art made by Pumpkiboo.
Crossover - Gravity Falls & Amphibia - Rated: K+ - English - Family/Adventure - Chapters: 30 - Words: 88,260 - Reviews: 36 - Favs: 22 - Follows: 18 - Updated: 10/18 - Published: 1/23/2023 - Mabel P., Sprig, Hop Pop, Polly
The Book Of Bill: SCP by LordStar8045
Bill Cipher reacting to the various Gods, SCPs, POIs, Doctors and stuff of SCP Verse
Crossover - Gravity Falls & SCP Foundation Mythos - Rated: T - English - Humor/Adventure - Chapters: 6 - Words: 38,051 - Favs: 19 - Follows: 14 - Updated: 10/17 - Published: 8/7 - Bill, SCP-963-1/Dr. J. Bright, Dr. A. Clef
Gravity FallsMASK: Ship of Destiny by snakeeyes64
It is a fight and flight against time and VENOM; as Darrien, Candy, along with MASK must find a way to mobilize a mysterious lost ship. For whoever controls the ship, controls the destiny of the country and the world.
Crossover - MASK & Gravity Falls - Rated: T - English - Sci-Fi/Adventure - Chapters: 8 - Words: 16,196 - Favs: 1 - Follows: 1 - Updated: 10/14 - Published: 9/5 - Candy C. - Complete
Atoning For Your Brother's Sins by playedcrowd5610 reviews
After the portal closes behind Ford, Stan is alone. Very alone. He starts to explore his twin's lab for answers and comes across something that shakes him to his core. A kid... in a cage. Danny has been experimented on at the hands of the scientist for who knows how long. Danny hadn't seen that six-fingered monster in days. That is until the man comes back and... lets him go?
Crossover - Danny Phantom & Gravity Falls - Rated: T - English - Hurt/Comfort/Family - Chapters: 2 - Words: 4,889 - Reviews: 6 - Favs: 44 - Follows: 62 - Updated: 10/13 - Published: 10/7 - Danny F., Grunkle Stan, Grunkle Ford
Bad Day Beneath the Falls by Major144 reviews
Dipper, Mabel, Wendy, and Pacifica are looking into a strange series of thefts that takes them to the abandoned mineshaft. There they fall through a secret entrance that takes them to a strange place full of cavemen, monsters, and other strange creatures. Will they make it out alive and return home?
Crossover - Conker's Bad Fur Day & Gravity Falls - Rated: M - English - Chapters: 32 - Words: 27,142 - Reviews: 34 - Favs: 10 - Follows: 10 - Updated: 10/13 - Published: 1/21/2023 - Dipper P., Mabel P., Wendy, Pacifica N. - Complete
Gravity Falls: Secured, Contained, Protected by Cookie034
Dipper and Mabel Pines are both SCP Field Agents, after the events of the Weirdmageddon, the foundation finally moves in after investigating for a while. Both of the twins are hired to the foundation, now both are 19 and is deployed to Site-534, inside Gravity Falls, there mission is to investigate even increasing anomalous activity. (Created because this wasn't done before.. how)
Crossover - Gravity Falls & SCP Foundation Mythos - Rated: M - English - Supernatural/Mystery - Chapters: 1 - Words: 1,581 - Favs: 1 - Follows: 5 - Published: 10/6 - Dipper P., Mabel P., Grunkle Stan, Wendy
Rareza de las Islas Hirvientes by RANGER1863 reviews
Atrapado con una niña humana, en un mundo desconocido, la peligrosa entidad tendrá qué redefinir todo su ser, al estar atrapado con aquella extraña joven qué no es para nada lo qué uno esperaría y qué sin importar todo, no dudaría en tratar de encontrar la bondad en su ser.
Crossover - Gravity Falls & Owl House - Rated: T - Spanish - Adventure/Fantasy - Chapters: 1 - Words: 2,119 - Reviews: 7 - Favs: 5 - Follows: 6 - Published: 10/6 - Bill, Luz N., Amity B., Eda
Techno Falls by Hmyes reviews
Technoblade gets sent to Gravity falls right before he dies. This is planned through both seasons of gravity falls.
Crossover - Minecraft & Gravity Falls - Rated: T - English - Adventure/Mystery - Chapters: 39 - Words: 227,166 - Reviews: 65 - Favs: 82 - Follows: 91 - Updated: 10/5 - Published: 12/20/2022 - Alex, Dipper P., Mabel P.
2.1K | Page 1 2 3 4 11 .. Last Next »