Gravity Falls Crossovers
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A Quest for Closure by elvishmockingbird
Four years after BOB took over Agent Cooper's body, Coop is back to his normal state and working for the FBI again. When Agent Powers and Agent Trigger return from Gravity Falls with no memory of what happened, Gordon sends Coop to investigate. Set post AToTS with appearances from many Twin Peaks and Gravity Falls favorites.
Crossover - Twin Peaks & Gravity Falls - Rated: T - English - Supernatural/Mystery - Chapters: 1 - Words: 3,588 - Published: 5h
undertale : tale of two souls by blade1333 reviews
Dipper and Mabel were adventuring in the darkside of the wood and they accidently fall down into a hole little do they know that the greatest adventure of their lifetime is ahead of them . undertale belong to toby fox and gravity falls belong to disney
Crossover - Gravity Falls & Undertale - Rated: K+ - English - Fantasy/Adventure - Chapters: 7 - Words: 15,959 - Reviews: 4 - Favs: 2 - Follows: 4 - Updated: 12h - Published: 1/30 - Dipper P., Mabel P.
Stronger than you by Rustytheheartman127 reviews
Peridot has found the cluster, turns out it's in Gravity Falls. Now the gems must power there way through to save earth, and restore balance to the universe with help of Mabel and Dipper as the adventure begins and the story unfolds. (Some M moments)
Crossover - Gravity Falls & Steven Universe - Rated: T - English - Sci-Fi/Supernatural - Chapters: 1 - Words: 1,514 - Reviews: 3 - Favs: 1 - Published: 14h
Hurricane Star OVA – Genesis Wave Part 2 by Rdz2k7 reviews
Follow the events of the Hurricane star Special – Genesis Wave Part 1 Trunks helps Vincent, Sara and Nel has to go over what event from Season 1 and Season 2 have been either altered or changed
Crossover - Cartoon X-overs & Gravity Falls - Rated: T - English - Adventure/Fantasy - Chapters: 2 - Words: 6,863 - Reviews: 1 - Updated: 14h - Published: 2/4 - [Dipper P., Pacifica N.] [OC, Mabel P.]
A State of Family by JesusisAlive2033
Mabel and Dipper had everything they had ever wanted until the pair was suddenly thrown into a world they didn't know or understand. Now on the run from who-knows-what, they will have to start fighting to keep what little family they have left. Will they be able to protect each other?
Crossover - Danny Phantom & Gravity Falls - Rated: K+ - English - Family - Chapters: 2 - Words: 4,401 - Favs: 3 - Follows: 7 - Updated: 16h - Published: 12/28/2015
A visit to the Mystery Shack by Jaroberts251 reviews
Hey everyone my name is Jaroberts251 and I've come to bring you a story I been dying to write. Dipper had invited a friend he meet on the internet and what if it turned out to be the one and only Steven Universe. Read as they spend a week together a having funny moment, drama, romantic, with secret revealed, challenges to face. DxC or DxP , SxM Not very good with summary.
Crossover - Gravity Falls & Steven Universe - Rated: T - English - Friendship/Romance - Chapters: 9 - Words: 21,454 - Reviews: 9 - Favs: 9 - Follows: 8 - Updated: 19h - Published: 12/21/2015 - Dipper P., Mabel P., Steven U.
Weight On My Shoulders by FlamingPineapplez
Mabel is Kidnapped by a Death Eater when she is twelve, Mabel is told she has to stay away from Dipper and her parents to keep them safe from the evil sorceress Morgana. Cuz shes a witch. Seven years later she breaks this rule. Anthyding can Hadplen! Beginning of story by Cantica10 on Archive of Our Own, under When I Fall. Seriously though this is a really good story.
Crossover - Harry Potter & Gravity Falls - Rated: T - English - Adventure/Family - Chapters: 19 - Words: 33,165 - Published: 2/7 - Albus D., Rubeus H., Dipper P., Mabel P.
Gravity's Moon by Emma Iveli reviews
AU. When Serena Pines went to Gravity Falls she never expected to discover that not only she was a Super Hero but also a the reincarnation of a Princess. Now she must protect the town from it's own strangeness. But thankfully she has help from her brother and sister as well as her protectors from her past life. But is everything is at it seems in Gravity Falls? Please R&R
Crossover - Sailor Moon & Gravity Falls - Rated: K+ - English - Humor/Adventure - Chapters: 11 - Words: 50,257 - Reviews: 39 - Favs: 23 - Follows: 22 - Updated: 2/6 - Published: 11/17/2015 - Usagi T./Serena/Bunny/Sailor Moon, Dipper P., Mabel P.
Beo Caldez by EmPro8 reviews
Leo was dreaming. Of course, this was normal if you were a Demigod. But Demigod dreams usually don't have floating yellow triangles in them. But this guy couldn't be that harmful. All he wanted was a puppet. Leo could afford a puppet... right? Rated T because I'm paranoid. THIS IS NOT LEO/BILL! I REAPEAT: NOT LEO/BILL! It's just a play on words guys. I own nothing but this story.
Crossover - Percy Jackson and the Olympians & Gravity Falls - Rated: T - English - Adventure/Fantasy - Chapters: 11 - Words: 32,069 - Reviews: 44 - Favs: 9 - Follows: 16 - Updated: 2/6 - Published: 12/9/2015 - Leo V., Dipper P., Mabel P., Bill
The Girl From Another Dimension (Gravity Falls Fanfic) by jazzyfury reviews
A girl comes out of the portal along with Stanford, Stanley's brother. This girl isn't like the others. She thinks Bill Cipher is a good guy along with the other monsters in the journals except the gnomes. Dipper and Mabel meet this girl and they become great friends. That is until she meets Bill and everything goes wrong. MWAHAHAHAHAHAHAHAHAHAHAHAHA
Crossover - Gravity Falls & Supernatural - Rated: T - English - Romance/Supernatural - Chapters: 6 - Words: 13,293 - Reviews: 2 - Favs: 2 - Follows: 2 - Updated: 2/5 - Published: 7/21/2015 - Sam W., Dean W.
PokeFalls by Laura Latts reviews
Gravity Falls au/crossover. This world is inhabited by pokemon. For some people, pokemon are pets. Others use them for fights. For Dipper and Mabel, an exciting adventure awaits as they shoulder the challenge to fill the pokedex and explore the strange and wondrous secrets of their world. (Ships: Starla, Dipifica, Wendip, Mabando. T for language and stuff.)
Crossover - Pokémon & Gravity Falls - Rated: T - English - Adventure/Family - Chapters: 2 - Words: 7,021 - Reviews: 1 - Favs: 1 - Follows: 2 - Updated: 2/5 - Published: 1/25 - Dipper P., Mabel P., Grunkle Ford, Grunkle Stan
The Western American Dragon by mon-ra reviews
Continuing from Rocking Rivals Unite and Gray Bitie's Monster Alliance. Haley Long has just been assign to protect the magical creatures living in Gravity Falls. Now not only does she have to deal with a bunch of unruly monsters not accustom to Dragon rule, she also have to deal with a pair of annoying twins who fancy themselves as mystery solvers.
Crossover - American Dragon: Jake Long & Gravity Falls - Rated: K+ - English - Adventure/Humor - Chapters: 3 - Words: 7,765 - Reviews: 15 - Favs: 14 - Follows: 14 - Updated: 2/5 - Published: 1/18 - [Dipper P., Pacifica N.] Haley, Mabel P.
Over The Bend by Rannaty reviews
Wirt was getting lost again. He felt his own mind turning on him, loosing what he thought he knew. In a desperate attempt at getting answers, he finds Gravity Falls and Dipper, an odd, possessed man. The answers aren't what he wanted to hear, and Dipper and his demon are another thing entirely. Cipherpinescone.
Crossover - Gravity Falls & Over the Garden Wall - Rated: T - English - Supernatural/Drama - Chapters: 9 - Words: 27,661 - Reviews: 1 - Favs: 4 - Follows: 6 - Updated: 2/5 - Published: 12/25/2015 - Dipper P., Bill, Wirt - Complete
gravity falls Dipper and Mabel adventures to the Mutiverse 2 one piece by redcat5 reviews
Dipper and his friend's started their journey to find the Bill cipher pieces. their next stop. an island made of rainbow crystal.
Crossover - One Piece & Gravity Falls - Rated: K+ - English - Adventure/Fantasy - Chapters: 2 - Words: 1,679 - Reviews: 1 - Favs: 2 - Follows: 2 - Updated: 2/5 - Published: 1/31
Hurricane Star DeltaBlaz by Rdz2k7
This is the first entry in the Hurricane Star Crossover series which I have post over on DA, Theme has Battle Shouen, Comedy, Drama, BoyXGirl, OCxCanon, Shipping
Crossover - Cartoon X-overs & Gravity Falls - Rated: T - English - Adventure - Chapters: 29 - Words: 142,210 - Updated: 2/4 - Published: 10/30/2015 - [Dipper P., Pacifica N.] OC, Mabel P. - Complete
Homestuck meets Gravity Falls: A New Worlds End by Kiko713 reviews
Mable and Dipper find an old game and play it.
Crossover - Homestuck & Gravity Falls - Rated: T - English - Adventure/Mystery - Chapters: 9 - Words: 10,466 - Reviews: 10 - Favs: 12 - Follows: 11 - Updated: 2/3 - Published: 2/27/2015 - Karkat V., Sollux C., Dipper P., Mabel P.
The Green Flash Two by KT245 reviews
The sequel to "The Green Flash" crossover extravaganza! An alien invasion in Gravity Falls leads into a harrowing struggle for the fate of friends to both Universes... and the scope of this battle might be much grander than anyone realizes. Once connected, it seems some worlds are impossible to separate.
Crossover - Gravity Falls & Steven Universe - Rated: K+ - English - Adventure/Supernatural - Chapters: 2 - Words: 5,650 - Reviews: 8 - Favs: 4 - Follows: 7 - Updated: 2/3 - Published: 1/25
Gravity's Hold by Klimmatt reviews
Kid Flash has slipped through the cracks of the universe. Stan Pines has opened a rift. Two worlds collide.
Crossover - Young Justice & Gravity Falls - Rated: T - English - Humor/Adventure - Chapters: 1 - Words: 2,258 - Reviews: 5 - Favs: 7 - Follows: 5 - Published: 2/2 - Wally W./Kid Flash, Grunkle Stan
Romeo and Juliet go to Gravity Falls by gravitysmallknucle
Romeo and Juliet are transported to Gravity Falls.
Crossover - Romeo and Juliet & Gravity Falls - Rated: K+ - English - Adventure/Tragedy - Chapters: 1 - Words: 2,020 - Published: 2/2
A Normal Haunting by StillFallingAngel reviews
Parapines AU: It was supposed to be a normal haunting. (And Dipper realizes how weird his life is when the words 'normal' and 'haunting' can be used in the same sentence.) Possessed Norman.
Crossover - Gravity Falls & ParaNorman - Rated: T - English - Supernatural/Friendship - Chapters: 2 - Words: 4,002 - Reviews: 3 - Favs: 10 - Follows: 5 - Updated: 2/2 - Published: 4/4/2015 - Dipper P., Mabel P., Norman B.
The Science of Happiness by RisingSunburst reviews
When the portal leading to Canterlot High mistakenly takes Twilight to Gravity Falls, she meets our favorite noodle-armed hero, Dipper Pines! When the two brainiacs meet, it's love at first sight. But how will Equestria and Gravity Falls be affected by this mistake? T for language.
Crossover - My Little Pony & Gravity Falls - Rated: T - English - Mystery/Romance - Chapters: 1 - Words: 1,062 - Reviews: 2 - Favs: 8 - Follows: 11 - Updated: 2/2 - Published: 11/18/2015 - Twilight Sparkle, Dipper P., Grunkle Ford
Twintale by Inuyashagirl7692 reviews
"Howdy!" the flower cheerfully called. "My name is Flowey. You two must be lost."
Crossover - Gravity Falls & Undertale - Rated: T - English - Chapters: 9 - Words: 35,926 - Reviews: 123 - Favs: 183 - Follows: 247 - Updated: 2/1 - Published: 11/27/2015 - Dipper P., Mabel P.
Dias del pasado futuro by Eli-mont reviews
"Resuelve las cosas en el pasado para entender el presente y proteger tu futuro"
Crossover - Hey Arnold & Gravity Falls - Rated: K - Spanish - Family/Humor - Chapters: 1 - Words: 1,063 - Reviews: 2 - Favs: 2 - Follows: 2 - Published: 2/1 - Arnold, Helga, Dipper P., Mabel P.
imagination by Angel B. Witchen
As characters become rarer and rarer in the world of the creators another world is growing, by taking all of them and brainwashing them to think like them, and giving them fake pasts. The few who realize this are called crazy and locked away... but the thing is... Who ever's taken them has much bigger plans for them... Will they realize what's their realities before it's too late?
Crossover - Hetalia - Axis Powers & Gravity Falls - Rated: K+ - English - Chapters: 1 - Words: 335 - Published: 2/1
The Angel of the Monsters and The Mystery Twins by Flurryheart reviews
Frisk is running in a forest away from "something" when she meets 2 twins. They have to unite to defeat Bill and bring Flowey back to normal.
Crossover - Gravity Falls & Undertale - Rated: T - English - Fantasy/Friendship - Chapters: 1 - Words: 657 - Reviews: 4 - Favs: 4 - Follows: 8 - Published: 2/1
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