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

Titania Falls by Emma Iveli reviews
AU. Dipper and Mabel Pines were never normal kids since their mother Erza is a wizard from another universe. But when they move to Gravity Falls they discover there are stranger things than magic from another universe. Will they be able to figure out the secret to the town using only their wits… Well their wits and maybe a little magic...Please R&R.
Crossover - Fairy Tail & Gravity Falls - Rated: T - English - Humor/Fantasy - Chapters: 1 - Words: 3,875 - Reviews: 7 - Favs: 9 - Follows: 11 - Published: 11h
Gravity Falls: The Thousand Year Door by 087-B reviews
Everyone in Gravity Falls is flung into another dimension. Scattered throughout the new land, Dipper and Pacifica team up with the mysterious Mario to find their friends, obtain seven magical gems shaped like stars, and uncover what secrets lie behind a thousand year old door, which is hopefully a way back home. Contains violence and cussing. *CHAPTER 5 HAS ARRIVED* Over 8.4K Hits!
Crossover - Gravity Falls & Mario - Rated: T - English - Adventure/Fantasy - Chapters: 38 - Words: 83,621 - Reviews: 36 - Favs: 18 - Follows: 11 - Updated: 12h - Published: 2/28/2014 - Mario, Dipper P., Mabel P., Pacifica N.
When You're a Mystery Kid by Imaginary Lex reviews
What happens when you put a pair of polar-opposite twins, a psychic couple, a medium, his chubby friend, a girl that returned from the dead, a blue-haired sassmaster and a nerdy mechanic in a sleepy old town with mysteries around every corner over an entire summer? You get the Mystery Kids! Oneshot series. T for possible dark stuff in future chapters.
Crossover - Gravity Falls & ParaNorman - Rated: T - English - Adventure/Friendship - Chapters: 11 - Words: 38,354 - Reviews: 42 - Favs: 24 - Follows: 32 - Updated: 7/31 - Published: 9/22/2014 - Dipper P., Mabel P., Norman B., Agatha P.
Solo Mission by stevenU reviews
Steven finally gets to go on his first solo mission. Going to a place called Gravity Falls, he has to learn more about a machine that could destroy the world. He thinks he only has to keep his Gem side a secret, but when a demon appears, what s the danger? (Yeah, I m talking about Bill!)
Crossover - Gravity Falls & Steven Universe - Rated: K+ - English - Mystery/Adventure - Chapters: 6 - Words: 2,043 - Reviews: 8 - Favs: 1 - Follows: 4 - Updated: 7/31 - Published: 7/22
Phantom Falls-Intertwined Fates by DipperPinesRules reviews
A fic my friend wanted me to upload :) Danny Phantom Gravity Falls crossover. She is an amazing writer, you will not regret reading this.
Crossover - Danny Phantom & Gravity Falls - Rated: K+ - English - Sci-Fi/Fantasy - Chapters: 3 - Words: 1,965 - Reviews: 2 - Favs: 1 - Follows: 4 - Updated: 7/31 - Published: 7/29
Crystel Gems by FallingNarwhals reviews
"We," "Are the Crystel-" "GEMS!"
Crossover - Gravity Falls & Steven Universe - Rated: K - English - Humor/Friendship - Chapters: 1 - Words: 193 - Reviews: 2 - Published: 7/30 - Mabel P., Pacifica N. - Complete
My Little Gravity Falls: Friendship is Mystery, The Next Generation by Bronie Wubz reviews
Wooo! Summer! I'm back with the fourth book with Twilight and Dipper! Oh and, Twilight and Dipper have a baby?
Crossover - My Little Pony & Gravity Falls - Rated: K+ - English - Romance/Family - Chapters: 20 - Words: 15,721 - Reviews: 51 - Favs: 4 - Follows: 4 - Updated: 7/30 - Published: 6/18 - [Twilight Sparkle, Dipper P.] Spike, OC
What Dwells in the Forest by KeybladeDetweiler
Dipper runs off after some trouble at the Mystery Shack, and Alex, Wirt, and Frodo hear the news and go off to find him. But what he's gotten himself into might just be too much for them to handle. Note: Frodo from The Lord of the Rings is a main character, and Sam, Merry, and Pippin appear briefly as well. Takes place after the story Field of Flower Crowns is a sample of.
Crossover - Gravity Falls & Over the Garden Wall - Rated: T - English - Fantasy/Friendship - Chapters: 8 - Words: 10,552 - Follows: 1 - Updated: 7/30 - Published: 5/21 - Dipper P., OC, Wirt
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: 7 - Words: 8,289 - Reviews: 7 - Favs: 7 - Follows: 9 - Updated: 7/30 - Published: 2/27 - Karkat V., Sollux C., Dipper P., Mabel P.
Gravity Falls Roleplaying Adventure: The Xykon and Gideon Invasion by Project X-Over
Gideon summons a dark force from a another world to have his vengeance on Gravity Falls, Team Evil! Likewise, the Mystery Shack get some help of their own.
Crossover - Order of the Stick & Gravity Falls - Rated: K+ - English - Humor/Adventure - Chapters: 6 - Words: 4,022 - Updated: 7/30 - Published: 7/14
Five Nights VS Evil by Pholly1 reviews
Dipper, Mabel, Soos, and Wendy, discover a secret in the local Freddy Fazbear's Pizzeria. They set out to find the forces of evil by becoming night guards...if they can survive. Rated K for possible mild language. FYI, I won't be posting for Nights 6 and 7, for some reasons.
Crossover - Gravity Falls & Five Nights at Freddy´s - Rated: K+ - English - Suspense/Supernatural - Chapters: 8 - Words: 5,331 - Reviews: 10 - Favs: 4 - Follows: 3 - Updated: 7/30 - Published: 4/10 - Complete
The New Twins by Mabelton lynn pines reviews
After the death of their parents, Dipper and Mabel skipped 7th and 8th grade. They got accepted into the best high school money can buy. Will Dipper be forced into the host club and will Mabel go boy crazy? Will Bill follow them? Please read and review. (Gravity Falls and Ouran High school Host Club) Edit: there could be some Dipcifica in the future but it's not set in stone.
Crossover - Ouran High School Host Club & Gravity Falls - Rated: T - English - Drama/Hurt/Comfort - Chapters: 2 - Words: 3,136 - Reviews: 9 - Favs: 4 - Follows: 9 - Updated: 7/30 - Published: 7/27 - Haruhi F., Tamaki S., Dipper P., Mabel P.
my little falls: mystery is magic 2 by Siren melody songs reviews
Siren is super excited for the gala because her friend Dipper and Mabel are invited. But her excitement changes when she finds out that she is engaged to a total stranger. things get even more intense when the dazzling's come back to equestria with 2 new allies. Will she chose the ready made path or go her own way. Maybe she and her friends can't fix this one on their own.
Crossover - My Little Pony & Gravity Falls - Rated: K+ - English - Adventure/Mystery - Chapters: 12 - Words: 4,940 - Reviews: 22 - Favs: 4 - Follows: 1 - Updated: 7/30 - Published: 4/13 - OC, Adagio Dazzle, Dipper P., Mabel P.
Gravimaniacs by MKartracingqueen reviews
When the Warners interfere with Pinky and the Brain's newest plan for world domination, they are transported to the town of Gravity Falls, Oregon. With Mabel having a crush on Yakko and Gideon joining forces with Pinky and the Brain, Gravity Falls is about to get zany!
Crossover - Animaniacs & Gravity Falls - Rated: K+ - English - Adventure/Fantasy - Chapters: 4 - Words: 3,867 - Reviews: 4 - Favs: 3 - Follows: 4 - Updated: 7/29 - Published: 7/14 - Yakko W., Dipper P., Mabel P.
No Good Deed by karisdaae24601
Dipper has to save Mabel from Bill using a spell in the journals, but will it work? And will Dipper save her? SO SORRY IF IT'S BAD! THIS WAS TOTALLY RANDOM! ONESHOT, MAY ADD MORE IF DEMAND IS HIGH
Crossover - Wicked & Gravity Falls - Rated: T - English - Angst/Drama - Chapters: 1 - Words: 873 - Published: 7/29 - Dipper P., Mabel P., Bill - Complete
The Lost Woods by OmniGoldenStar reviews
The forest was always mans fear. The fear of the unknown, the strange and the beasts that live within it. It is so close and yet, it feels like it is in another world and may be this forest is. So the children that found this forest must face these fears and though they may feel hopeless they must remember there is always at least one star in the sky.
Crossover - Gravity Falls & Steven Universe - Rated: T - English - Supernatural/Fantasy - Chapters: 12 - Words: 18,725 - Reviews: 23 - Favs: 11 - Follows: 11 - Updated: 7/29 - Published: 5/31 - Dipper P., Mabel P., Steven U., Connie
Billian by Preastore reviews
Julian makes a deal with Bill, but got more than he bargained for. Now Bill is setting his plan in motion, with the Ninja completely unaware and no one able to warn him.
Crossover - Gravity Falls & Randy Cunningham: 9th Grade Ninja - Rated: T - English - Chapters: 1 - Words: 991 - Reviews: 1 - Follows: 1 - Published: 7/29
Four or Five by Namelythedanger reviews
Five. Five had always been the perfect number. Dipper, Mabel, Stan, Wendy, and Soos. They had their perfect dynamic. Mystery twins, cool teenage girl, parent figure, and friendly handyman. Five. Three summers past and that dynamic had never changed. Thus far. With Wendy off to college, what adventures await the Mystery Shack residents when a new boy and his brother show up?
Crossover - Gravity Falls & Over the Garden Wall - Rated: T - English - Romance/Adventure - Chapters: 2 - Words: 4,693 - Reviews: 4 - Favs: 3 - Follows: 5 - Updated: 7/29 - Published: 7/22 - [Dipper P., Wirt] Mabel P., Gregory
Children of Gravity by du911
It all starts with the words "I wish"...And things go downhill from there...
Crossover - Children of the Lamp & Gravity Falls - Rated: T - English - Supernatural/Sci-Fi - Chapters: 1 - Words: 293 - Published: 7/29 - [Wendy, Dipper P.]
Ninjago Falls by DippeySause reviews
What happens when the Ninja (and Skylor) fall into a portal that sends them to Gravity Falls? And what if Dipper and Mabel are there to see them? You have to read to find out. Bill might make an appearance later on. T for possible violence.
Crossover - Ninjago & Gravity Falls - Rated: T - English - Adventure/Mystery - Chapters: 9 - Words: 7,517 - Reviews: 19 - Favs: 11 - Follows: 9 - Updated: 7/29 - Published: 6/14
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: 3 - Words: 7,662 - Reviews: 2 - Favs: 2 - Follows: 2 - Updated: 7/28 - Published: 7/21 - Sam W., Dean W.
Phantom Falls by tacocatcookies reviews
A Mysterious person has helped Dan escape. They were traced to a town called Gravity Falls. Danny has to travel to Gravity Falls to find Dan and the person who helped him escape. He finds the Mystery Shack and stays there with the Pines family. They run into creatures and objects along the way. Will Danny find and capture Dan? Also who is the mysterious person who helped Dan?
Crossover - Danny Phantom & Gravity Falls - Rated: K+ - English - Suspense/Mystery - Chapters: 7 - Words: 14,830 - Reviews: 15 - Favs: 25 - Follows: 31 - Updated: 7/28 - Published: 4/14
Belial by Bow to me Fools BOW I SAY reviews
"Trust me, it all makes a lot more sense once your realize that angels are dicks."
Crossover - Supernatural & Gravity Falls - Rated: T - English - Supernatural/Family - Chapters: 3 - Words: 6,374 - Reviews: 3 - Favs: 3 - Follows: 8 - Published: 7/28 - Dean W., Gabriel, Mabel P., Bill
Where Shall We End? by shieldedtoad reviews
Once the Beast was destroyed, everything was supposed to go back to normal. But something went wrong, and Greg, Wirt, and human!Beatrice find themselves mistakenly dumped in a forest in Oregon. In the future. They need to find a way home, but they'll need the help of Dipper and Mabel Pines, and maybe a few more friends along the way. (There is only one ship.)
Crossover - Gravity Falls & Over the Garden Wall - Rated: K+ - English - Adventure/Friendship - Chapters: 2 - Words: 2,689 - Reviews: 3 - Favs: 3 - Follows: 5 - Updated: 7/27 - Published: 7/21
The Bizarre Adventures of Gravity Falls by Zaxnyir the Therapist reviews
A crossover between two shows that are both fantastic.Each chapter is a summary of each story. This has turned into a idea dumpster now since I've had quite a few but I'm working on the main story so anyone who does or did don't worry!
Crossover - JoJo's Bizarre Adventure & Gravity Falls - Rated: T - English - Adventure/Family - Chapters: 5 - Words: 25,996 - Reviews: 7 - Favs: 1 - Follows: 1 - Updated: 7/27 - Published: 5/27 - Dio B., Jotaro K., Dipper P., Mabel P. - Complete
691 | Page 1 2 3 4 11 .. Last Next »