Underfalls Stories

You have a twisted life, and you're in an orphanage because you're parents died in a terrible car accident...or at least that's what everyone says. You go to this annoyi...

Let's pretend Mt. Ebott is in gravity falls, this happened before weirdmaggedon (did I spell it right) Cover is mine

Dipper introduces Ford to his favorite video game This will contain spoilers for the pacifist route of Undertale! If you have not played the game or watched someone else...

"Hey," Sans reached a bony finger out to lift the girl's chin. "Make sure you come back and see me, alright? After all, we still have the -" "WH...

Spoilers for after Undertale and after Gravity Falls! The twins are coming back to Gravity Falls for their winter break. However. The mountain just by Gravity Falls had...

heya kiddos. what's up? this is just a story that I wrote for fun and I also had the picture(more like I couldn't find many bill sans x reader stories)soooooo I hope tha...

Welp, you guys asked for it, so here it is. Sans x Mabel Oneshots. Its been about one year since i started the "Underfalls" series, and to everyone who enjoye...

After returning back from dimension hopping, the two pairs of twins find mysterious Mount Ebbott, the mountain in which no-one ever comes back from. In an attempt to fin...

Tytuł mówi wszystko No, może oprócz tego, że będzie to oparte na pewnym zajedwabistym RP ^^

Or rather, jammed together maybe... sort of? Title is self-explanatory My first fanfic so don't be too critical. PSA: this book is currently going through some renovatio...

The tale of how two twins from Gravity Falls, Oregon fall down Mt. Ebbot, and experience what most other humans have never seen before, and now, all three books are in o...

Long ago, two races ruled the Earth. The humans, and the monsters. This tale is told long after, children climbing the mountain and being sucked into a portal to another...

Dis is for funz. And for peoplz 2 readz. And have funz. dis is my first book

"Is it just me.. or does it look like there's a path.. and... a cave.. up there?" Dip-stick asks me. "...I see it too." I said. "Race you to the...

you're best friends with the mystery twins, but one day as you guys were adventuring you fell down a whole... a whole on mount ebbot.