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)

Greeting from the author. Hello everyone I'm still an aspiring writer, but I hope that at least one reader will enjoy my first fanfiction.This is a crossover that I was inspired by: the animated series Gravity Falls, and the anime Hotel Hazbin.I wanted to combine these universes because of the character Bill Cipher.who may be alive in another world, in which he wants to improve and

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. Now adjusting to the new life, new powers, and dealing with brand new threats

Mr. Skullhead is the lasted attractions of the Mystery Shack with a cameos appearance by Stan Pines. Based on Animaniacs shorts Good Idea, Bad Idea.

Gnomes, lake monsters, Bigfoots, and Stands. These are but a few of the strange anomalies that inhabit the town of Gravity Falls, Oregon. But when you add a Joestar in the mix, things go from weird to bizarre.

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!)

After Braving the Ods, Dipper finally reaches Crossover town is Reunited with Mabel, Together they make new Friends and Enimes, Find out secrets from their Parents and Face the growing threat of Lord Jargafar and the Villain Factions.

It takes place after the end of Gravity Falls Dipper and Mabel find their hometown in ruins, With Dipper Being taken in By his Uncle and his crew, Now they travel the world Making new friends and fighting off evil forces.

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.

When the US government learns from an unconventional source that they are going to receive an extraterrestrial monarch of an inter-dimensional empire, they send their best to the case. Unfortunately, they will have to make due with a pair of twins.

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!

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?

Gregory went from being homeless and alone to being a part of a large crazy family. But maybe their insanity is just the things he needs as well as the odd little town he now lives in. It'll take some time to adjust to this new life, but he has hope that it'll be worth it. (A series of connected one-shots of Gregory's time in Gravity Falls with the Pines family. MP 5)

Bill Cipher reacting to the various Gods, SCPs, POIs, Doctors and stuff of SCP Verse

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.]

We all know just how many adventures the Pines Twins had in the course of just one summer, so just think of how many more the Pines family can have with a decade's worth of summers. Here are just a few stories of all the chaos and family bonding moments the Pines family gets up to in the time between Friends, Family, and Frights and Falling Through the Breach. (MP 4)

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.)

When traveling through the multiverse, Ford runs into a dragon version of himself

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!

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?

Arnold und Helga sind auf Hochzeitsreise. Leider hat es aber nur für Gravity Falls gereicht. Dort treffen sie auf Menschen, welche vielen von euch bekannt sein sollten. Ob sie sich ihre Flitterwochen so vorgestellt haben? Wahrscheinlich nicht!

In hot water with Emperor Belos Lilith Clawthorne. Leaves the castle and goes to a bar in Bonesborough. At first she eating and drinking alone. Then a man comes in and sits next to her. The two eat and drink for hours. When it's late they go upstairs and share a night of passion. Two months later with Eda's help Lilith realizes that she's pregnant. Will she ever see the man again?

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.

Based on Flower princess 11's Many Dates Universe. What if Danny chose Wendy as his second date and the consequences of that decision that effect both of their worlds. THIS FIC IS NOW DEAD!

After Weirdmageddon end The Powerpuff Girls must, rescue Mabel from the unknown dimension. Cover Art by YAKL120DoesArt on Deviantart.