Monsterfalls Stories

Everyone knows the famous Gravity Falls AU 'Monster Falls'. After one day when Dipper falls into a strange river, everybody in Gravity Falls turns into a strange monster...

The Pines twins were having an ordinary day (by ordinary they mean the usual monster scavenging the rough their trashcan kind of ordinary) in the town of Gravity Falls w...

Dipper and Mabel were raised in Gravity Falls. When they were born with the bodies of a deer and a fish, and they were shunned by their parents and shipped to their garg...

After a toxic spillage In the towns water supply something strange happens to the town's residents. They start to...change. It's up to Dipper and Mabel to figure it out...

Gravity Falls Alternate Universes! Most of them will be listed here! Recommend AUs in the comments! There are underrated and popular AUs alike here!

when sixteen-year old danny fenton and his family decide to get away from the rush of the city and take a vacation in a small woodland town in oregon, danny discovers th...

"On that night in the mansion, Llama hugged the pine tree, and everything has changed." Written in 2016 Rewritten into a SLIGHTLY more reasonable story in 2020

The chaos of Weirdmaggedon has come to an end. The twins, Dipper and Mabel, birthday are three days away. But what if a certain triangle wasn't defeated? What if he disc...

Dipper and his family have been hidden from the kingdom for years. Mainly because of the Cipher's, the rulers over the land. Everyone thinks that the Pines family are ju...

A glimmering river. A dreaded curse. What happens when Dipper Pines decides to visit it? this isn't billdip. that ship is predatory and disgusting so don't associate m...

Not my story owner is Deerper on fanfiction.com I love this story so I decided to put it on Wattpad even though someone else had but hadn't finished it yet since 2016 An...

Billdip

When an experiment causes a radiation leak, twins Dipper and Mabel Pines find themselves mutating into monsters beyond what they ever thought possible. But as they barri...

What happens when a pig finds a button? The whole town turns into monsters. But how to reverse it? Read to find out! >:3

Will and Bill Cipher, one is a professional hunter the other.... prefers to just tag along. Dipper Pines and Mason Gleefull, one half deer, the other, half horse But wh...

Gravity Falls has never been more strange! Hooves, fur, paws huh? Join Mabel and Dipper as they try to figure out one of the strangest happenings of gravity falls. There...

Dipper Pines, hybrid and a cervitaur. Mabel Pines, hybrid and a mermaid. Both lovely children but one has the better story while the others is dramatic and... interestin...

Lots of bad spelling. One of my 1st stories. Don't read if you can't handle that. Don't leave rude comments. I'm way to busy to go back and corrected. I have NEW stories...

(FIRST EVER FANFIC) Dipper goes into the woods to investigate a mysterious river. Little does he know that this river can cause some serious side effects. Gravity falls...

This isn't an original idea but I can't get monster falls out of my head so I'm writing a fanfic. Though now that I think about it, I have tried to make my Monster Fall'...