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?

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

Dipper y Mabel Pines regresan a Gravity Falls tras un año, donde en su primer día se cruzan con un enigmático joven empleado en la Cabaña del Misterio. Su regreso desencadena una nueva serie de intrigas y desafíos, incluyendo la resolución de enigmas tanto recientes como del pasado, mientras buscan descubrir la identidad de Lincoln.

It's summer again in Gravity Falls and an ancient evil has been unleashed that Dipper, Mabel, Wndy, and their friends must face. Luckily a ancient force of good is there to lend a hand and it's power to help and Wendy has been chosen to wield the power of Red Sonja! Will she master the power and save Gravity Falls?

The Gravity Falls we all love, spiced with some miraculous mess. (Formerly named as "Pilot"). I own nothing at all.

A mysterious orb has come to Earth possessing many powerful secrets, secrets the wrong hands want to possess. Unless Candy with the help of a new mysterious ally can protect it; if they can survive.

Two portals, two holes punched in the fabric of time. In 1983, Stanford Pines gets sucked through his own portal into another dimension... and Danny Fenton is marooned 20 years in the past, with new ghostly powers he doesn't understand and no obvious way home.

In an exciting story, the theories, observations, and clues connecting Amphibia, The Owl House, & Gravity Falls come together as heroes across time and space must act against a hidden villain and the greatest threats to plague their worlds. The multiverse is on the line, but at the heart of it all are young people just trying to keep their friendships together and not screw it up!

Bill Cipher had been transported to

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.

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.

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)

In an attempt to save his loved ones, Wirt had made the ultimate sacrifice that he could. Heroic causes don’t always equal heroic success, though, as the balance of The Unknown has been thrown off kilter. Greg and Beatrice have The Beast’s lantern and have returned to Gravity Falls. Mabel, Paz and Dipper don’t remember The Unknown until they see Greg again. Pt2 FaB AU

dipper, steven, star and wirt try to survive in a cruel and ruthless post apocalyptic world carrying their inner and outer demons as they travel across the US on highways facing dangers of all kinds in the crazy and messy world that is Never Alone apokolips war

dipper, Steven, star y wirt tratan de sobrevivir en un mundo post apocalíptico cruel y despiadado cargando con sus demonios internos y esternos mientras viajan por todo EE.UU en caretera enfretando peligros de todo tipo en ente mundo loco y desordenado que es Never Alone apokolips war

During the fight with Sasuke at the valley of the end Naruto is sent to the world of Gravity Falls by Bill Cipher stuck there for the next three years he finds no way home until his employer's greet niece and nephew come to visit for the summer the usual weirdness of Gravity Falls is cracked up from a 10 to a 15 join Naruto as he explores the strange town of Gravity Falls, Oregon.

Our Cartoon Heroes return once more to save the Universe. This time they are summoned to an Island where there is a prophecy that every ten years a monster escaped from its inter dimensional prison and takes its anger out on the inhabitants of the Island. The United are ready to fulfill the prophecy but this time they plan to get rid of the Mawgu once and for all.

Ghosts are rarely afraid of anything other than more powerful ghosts. The ghost hunters of Amity Park are considered a joke, Phamtom – while accepted as powerful – isn't scary to their knowledge and Pariah Dark is another ghost. The only thing ghosts fear are demons and Team Phantom is close to meet these creatures as their class takes a trip into the ghost zone.

Just a story of two unlikely characters with there romance!

AU. After getting attacked by a villain, Izuku has his body stolen by none other than Bill Cipher. Reduced to a soul, Izuku must figure out a way to get his body back. But thankfully he has the help of the spirits of the Pines family, the staff at UA and his new classmates. But it's easier said than done, especially since Bill has help of his own. Please R&R.

AU: 5 years of past after Weirdmageddon. Dipper and Mabel are attending a University in Gravity Falls. But once again, the twins enter a world of weirdness, horror, and mystery. Except this time it involves demons, magic, the underworld, and most importantly...School. Oh, and their descendants of Sparda too.

Dipper passes an exam to get into a very prestigious academy, that his girlfriend attends, and while Mabel couldn't get into it, she did go to the public one down the street. Now they stay with their Grunkles in Japan, where Dipper gets caught up in the antics of a certain Host Club. Post cannon GF, inventions galore from Dipper and Ford. Let's check out the newest Host, shall we?

Weirdmageddon has a different course, a small change in words causes the death of three members of the Zodiac, Bill Cipher has won, but Dipper refuses to go down without a fight. But what is this other cryptid with human skin? (This is an origin story of one of my original AU Dippers from another of my stories. You do not need to read that one to enjoy this one.)

The monsters would come pouring through the rifts in space and with nothing, but the Hunters to stop them humanity eventually fell because they were not strong enough. Mabel has gone back in time to guide history into a better ending then the one they are on track for now. Though will it be enough? After all the reality is a lie made by gold, bye!

SONGFIC ORIGINAL, Un fanfic hecho canción entre el collecionista de la casa búho y Bill clave de Gravity falls.