Why is it, I wonder sometimes, that it took this long for it to happen? Was it because of you? Was I supposed to help you? To teach you something? No, no I think it was you that was supposed to teach me something. Fortunately for both of us, you did. (Set post True Pacifist Ending, post Chamber of Secrets.) Many thanks to reviewers! Updates Sundays or Mondays

Sans has gotten himself stuck in the void between worlds in a successful attempt to stop the resets of his timeline. He's not sure how long he's been chillin' alone there, but eventually a chance at escape stumbles his way in from the Veil of Death. His name?—Sirius Black. (no pairings)

Kris has not seen his human sisters since he was a small child. When they seek him out to reconnect, Kris asks for a friend's help to give him strength. As a broken family pieces themselves together, they realise that their lives are more fragmented than they first thought. (Rated T for course language and mature references.)

Jotaro Kujo would always lead a pretty odd life. But even for him, this was weird.

An interdimensionally lost Touta Konoe jumps down a hole to find something, anything, that might take him home. But instead of an ancient artifact or magical gateway, he finds an adventure, and new friends. Spoilers for up to Chapter 120ish of UQ Holder! and for all of Undertale.

It's Christmas Break, and Dipper and Mabel get to spend it in Gravity Falls. But when harmless monsters (and their child ambassador) stop by the town, weirdness begins to sprout in Gravity Falls like dandelions. With a new journal and a new mysterious author, Dipper, Mabel, and Frisk, will find themselves in a Gravity Falls that is weirder than ever. And nobody's safe. Not anymore.

This is my first story! so yeah

a story where the two monster kids meet due to a glitch and must figure out how to fix things... with help from the fun gang.

On a summer's day in 202X, two men wandered their way up Mt. Ebbot in the Spanish countryside… With one getting trapped underground! Follow Romano, our unwilling, annoyed hero as he tries to beg for MERCY on his way out of a game he never wanted to join. Weekly updates. Loosely follows Undertales plot with monster versions of familiar Hetalia characters. No ships, just fun!

Don't have one

Stories speak of a mountain where children have gone and never returned, unknown of the mystery which lies within it. Now history repeats itself as a child falls but with a twist as another joins...and to think a mild stroll got him into something thought of as fairy tales.

The Sequel to "Darkest Determination". Years after the events of the Anomaly's attack, Chara Nash Princeton the son of Frisk, and Chazz is thrown into a adventure involving the Signers, and fighting the Dark Signers, and a group called Illaster with some trouble of love with a girl named Luna. And some woman is also involved for revenge. CharaxLuna Co-Author with Ulrich362!

This is a Stranger Things fic based loosely on Undertale. It's a Stranger things fic, not an Undertale fic. It is only formatted similarly to Undertale.

A tale as old as any. Years after the banishment of Mobians to the UnderGround, a brave young human boy travels to them to request for their help. Will the Mobians forgive the betrayal of human kind and assist them, or will he suffer the consequences of treachery?

The Lost Woods is a bad place to lose oneself in. Link has done just that, and has also found a mysterious hole in the ground. But what happens if he doesn't Fall Down? Makes use of Hopeless LOVE.

Your name, a long time ago, was Frisk. AU. - part of "you are more than a broken glass flower"

What happens when Scarlett, the hot-headed Unova champion, challenges Mettaton, the Underground's MOST POPULAR celebrity, to a theater competition? With the Undertale cast on vacation in Alola (and all in the same guest house may I add), Frisk agrees to act as producer for the whole thing while roping Sans and Flowey into it as well. On the Pokemon side of things however...

what if i put sans as a new student in my hero academia. mild cursing warning and vilonce

When Kazuma and co take a a seemingly simple quest to investigate a mountain they initially find everything to be quite a mundane trip; unfortunately for them, the next trip might be one with more excitement than they bargained for. (Cover art by Spectrum4rt on twitter)

The monsters have finally escaped the underground and are now friends with Yuya and his friends but when evil arises, Gods are unleashed, and a being wanting to destroy the very fabric of reality its up to Frisk and Yuya and their friends to save the dimensions from the crisis to come.

After becoming Shade Lord, our little knight explores the multiverse, and decides to explore this universe first. From exploring snowy forests, seathing lava lands, to gray entities, what awaits this vessel?

Frisk Dreemurr is brought into a battle that has lasted centuries. With the help of the Autobots and an old family heirloom, can she save humans, monsters, and the world?

Asriel was turning in to dust, and out of fear he jumped in the core, meeting the same fate as Gaster. Now they have to figure out a way back before Asriel gets forgotten by the world.

Kris and susie travel to mt. Ebott and fall into the undertale timeline/universe

Greg climbs Mount Ebott and goes into the Underground.