Ford finds someone knocking on his cabin door. A young graduate student has heard of his research at Gravity Falls and wants to work as his assistant. What are the odds that their specialty is theoretical physics and trans dimensional portals? Has his muse answered a call for help he was too afraid to ask for? Venture Bros, Rick and Morty, and Inside Job crossover

Join Dipper, Mabel, and their cousin Danny Fenton on a journey to Gravity Falls. As they delve into the mysteries of this curious place, little do the twins know that Danny has sought refuge there with Stan, burdened with guilt from a mistake that caused him to lose his loved ones. Will Danny find the strength to overcome his despair & discover hope, or will he succumb to it?

It's been a little over a decade since Mike found his way to Gravity Falls and joined the Pines family, the years filled with many adventures and memorable family moments. An old familiar evil has once again reared its ugly head as things have gone wrong in the Fazbear Pizzaplex, but Mike isn't alone this time as Dipper comes to help. But then there's the kid...

Eda is caught trying to leave her new husband by her husband. He takes it well when she tells him the truth. How will they do together? And will everything that happens in Gravity Falls still happen? Read to find out.

Steven gets a summer job in Gravity Falls during the main series and joins in on the adventures! #Steven Universe Gravity Falls

After two years of nonstop hero work, Robin needed to take a break for the summer. When deciding where to go, he remembers a sleepy town in the middle of Oregon that he visited three years ago for a case. He makes his way towards Gravity Falls, Oregon. It isn't long before strange things start happening, starting with the discovery of an old journal in the woods.

Technoblade gets sent to Gravity falls right before he dies. This is planned through both seasons of gravity falls.

(INFINITY VERSE ONE-SHOT) In the wake of recent events, the Pines family has been forever changed. As Mabel and the others try to pick up the pieces left behind by Dipper's betrayal, secrets are revealed, and the rise of a new hero, and villain, begins.

Instead of asking for Dipper's help, Preston Northwest asks for the Fentons'.

Following the devastation of her hometown and the presumed death of her Parents, Mabel is forced to separate from her Brother as she is tucked away in the Mountain Town of Crossover, Find herself coping with all new friends and earning new enemies, Mabel stumbles upon a military occupation of the town, Searching for a certain green beast with a craving for one thing, Smashing.

Dimensional travel, while not uncommon with the Pines family, wasn't something they necessarily wanted to seek out given their history. But of course, it was just his luck that Mike ended up getting sent to another universe with no easy way home. He'd just have to do his best to lay low as he waited for his family to come and get him. Easier said than done. (Crossover Pixlokita)

After a great calamity, many worlds are merged. This is a time for heros!..but also villains. One boy must cast off the shackles of normality, build his TRUE family, become a man, save the world. But above all...he must SECURE. CONTAIN. PROTECT. Former project of Madhat886, MASSIVE CROSSOVER. Wen/dip, dip/ifica, dip/twilight Sparkle

Stan, Ford, Dipper, and Mabel Pines went sailing for a normal day. The same day, in Anniera, Artham Wingfeather went for a flight around the Shining Isle. But, their normal days get flipped into an adventure. Janner, Sara, Mabel, Dipper are 14. Kalis 13. Leeli and Thorn are 11. Currently on pause.

Inspired by MiniJen's famous crossover AU fic, "Universe Falls". Following a seemingly random encounter with a mysterious boy in the woods, Dipper and Mabel's summer takes a series of turns no one could have possibly predicted.

Thanks to several events that all happen at once. Several different universes all suddenly merged into one. And several people who found themselves alone come together in the town of Gravity Falls Brighton. The weirdest place in the new world.

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.

A few hours later, Dipper entered this underground cave where the Oregon prison used to be. Dipper: Mabel! where are you! Just then, Dipper spotted Wolf and Dark. Wolf: Star! is that you! Dipper: Yes, it is me. Dark: What Happened to You! Dipper: Well, remember that Big Bang which killed the Xeno-cipher. Wolf and Dark: Yes. Dipper: It changed me back into a human.

Mabel wants to branch out from her normal guide videos and tries one of the other things she loves, romance! Her first customer? The navigator Alia! Part of the Multiversal Nexus Series

The Job. The kill. The mission. this is all Dipper and Mable had ever known there whole lives. But when their mentor goes in too deep and brings calamity upon the world...they need to lay low for awhile. There's one place in the world where people like them can vanish...little do they know it's also where they began...Gravity Falls...

Dipper always knew he was different...deep within...he ALWAYS hated his fellow humans- except girls of course -he wanted to murder them, slaughter them, rip them to shreds. For so long he buried this...DESIRE...deep within, confused and rather scared of it...but then the winds of change come as he and his sister come to a new town...and perhaps...a FATHER as well?

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.

Stan tries to be there for his daughter, despite dealing with the mysterious circumstances surrounding her birth, and her prophetic dreams. But when she gets a chance to find answers their lives are changed for good. Neither expected that one summer could change everything. Read the A/N

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.

He has to find her...who knows where she could be. The letter told her to find her in a town called Silent Hill. What is she doing there? And...is she really there? Will he finally be able to see her again? [GF/SH crossover. Rating might go up to M.]

Eda finds a couple humans by accident, they end up with Owlbert, and Eda snags a portal gun from the older one. So, after making plans to rescue their little owl friend from the humans, they end up getting help in their quests. There is a lot less room here then AO3, so there is a better summary there.