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  • The Smell of Old Books (Sans/Reader)
    257K 14.7K 38

    The old bookstore wasn't your home anymore, you finally realized. It was with them. It was with him. (Sans (Undertale)/Reader. The story takes place in second person view. Reader is not Frisk!) (art is by @Elmer_Heiji on twitter)

    Mature
  • Raised By Skeletons? ~Baby Reader~
    66.2K 3.7K 44

    Having the barrier broken the monsters of the undergrounds where happy to leave and return to the human world. Papyrus and Sans found a home and made it up like there old one, sure there was an extra room but Papyrus used it to store bones in. Until that fateful day. Sans had just walked out of Grillbys and was headin...

  • Undertale: Fragments
    21.7K 1.1K 27

    Frisk just wants Sans back. After Chara forced her and Sans to fall through the hole in Mt. Ebott, something happened to him. He's not here anymore, but this stranger claims to be both Sans and Dr. Gaster. Together, they continue through the underground, hoping to keep Chara at bay and find a way to bring back Sans. B...

  • Sans x Female Reader
    420 31 2

    Someone throw me in the trash

  • Not So Bonely (sans x reader )
    131K 2.6K 52

    a sans x reader are you happy Erin?! well enjoy this is the first x reader im making so don't judge me! ps don't one the art im so so sorry for the people who one the art

    Completed  
  • Corruption (OLD)
    231K 8.2K 28

    You died. Again. But, when you woke up... You were back at the beginning. You didn't reset... but something was off. Flowey seemed skittish, frightened even. He was KIND. The people you knew, you once held dear... CHANGED. The entire underground was different... Dark. Nobody seemed to recognize you, but a part of them...

    Completed  
  • Gaster!Sans X Reader
    124K 4.8K 19

    Usually, you wouldn't have had the most interesting life. However one fateful night, that had changed. ~~~ Heellllp! I need the cover art owner! The cover art is not my own artistry, and I wish to credit the artist who made that fabulous artsy picture. Please give me a link to their channel/account/page if you find th...

  • It's Always Raining Somewhere Else (Undertale SansxReader)
    33K 1.5K 27

    Reader is a little mentally unstable so you are sent to a high school for the gifted and talented which just has to be the only high school enrolling monsters at the moment but monsters have been underground so long they have to learn all the new things right? Right?? Takes place around the end of the school year and...

  • Nightmare (An Undertale Fanfiction)
    36.3K 1.2K 10

    In a world where only the strong survive, there is me. I'm not strong, or a survivor, but I'm still here. My parents have kept me hidden from the world, never letting me leave the house. My parents aren't cruel people, they keep me hidden to keep me safe. They have always loved me. Until one day when I ask to go...

  • The Man Who Speaks In Hands
    65 2 1

    Do you really need a description?

  • Sans x reader (together)
    237K 6.3K 20

    Hiya! This is going to be my first fan fiction. I have recently been obsessing over undertale, and sans is my favorite character. I have already read a lot of sans x reader and decided that's what I wanted to write. I don't know how long this story is gonna be or how often ill update, but ill see how it goes and if yo...

    Completed  
  • Bone-ly Ness Is Overrated (Sans X Reader)
    91.6K 2.9K 18

    The monsters have been liberated from the Underground by Frisk. You didn't mind the monsters, they were nice. You befriended Frisk, Toriel, Nabstablook, Sans, Papyrus, Undyne, Alphys, Mettaton and Asgor once they the monsters had settled in. The monsters attended human history classes and the humans attended monster...

    Completed  
  • Most beautiful Girl in the World Sans X Reader
    422K 12.5K 17

    Everyone is finally above ground, Sans is on his own journey into the world and He suddenly meets the girl of his dreams. Will his love be accepted? or will humans and monsters never be able to be together

    Completed  
  • Undertale: Spooky Scary Skeletons Sans x Reader
    50.1K 1.4K 14

    Fallen in love with Undertale// Monsters have been released to the overworld, You have studied about the history between monsters and humans. You looked like an average monster but except for your eyes, your golden eyes glowed brighter than Any other monster. You are the same type of monster like burgerpants but your...

  • Everybody Wants To Rule The World « Gaster!Sans x Reader »
    7.5K 307 11

    The crown.. The only way to get the freedom.

  • Gold's Eye GasterSans X Reader
    429K 13.8K 25

    You've heard the stories, of the mysteries of a man who guides lost ladies home by night legend says his voice is like a demon of hell and anyone who's ever approached him has died. One night you get lost and you uncover his real story

    Completed  
  • Knock Knock {A Sans X Reader - Undertale}
    264K 7.7K 19

    You were always a curious child. One day, your curiosity took you too far. You lived not to far from a mountain, MT. Ebott, and always wanted to see what was on the top. Your parents had told you stories about the mountain and you had always wanted to see if they were true, being the naïve child you were. One day, you...

    Completed  
  • bad to the bone (Undertale sans x reader)
    278K 9.1K 41

    I dont even know what i'm doing. I just love sans and stuff...... fuck my life what even is this Its a "love" story (ew) including frozen spagetti and bad puns i guess and flowers..... maybe idk

  • Gaster!Sans X Reader
    33.8K 834 4

    Yes, I find him very attractive. Let's get to the script: I'm thinking I'm going to add something VERY special in this story for all my sinners. OOHHH YYYYEEESSSSS~

  • Test subject
    85.4K 3.7K 23

    Gaster the royal scientist dark reality, you've seen the boys. You THINK you know there backstory. It's time for a harsh truth about Sans and Papyrus you never thought you would hear This story is based around my friends theory that Sans and Papyrus in a sense where 'made' by Gaster.

    Completed  
  • Above ground (Sans x reader) ~Sequel~
    83.2K 3K 27

    So this is a sequel to a story I wrote a while ago. It's called: A whole new experience (Sans x reader). You should probably read that before you dive into this emotional rollercoaster. I mean, it's not like I can stop you. Just saying. If you want to read that story first you can look it up on my profile or type: A w...

    Completed   Mature
  • Underfell Destructions Pearl
    94.1K 3.6K 30

    Your friends have dared you to go into the cave that no one had ever returned from, The grusome legends date back for as long as you can remeber. After falling down into a hole that has no escape you must face up against Monsters. who are relentless killers and your only friend is a strange talking flower. Will you su...

    Completed   Mature
  • Cryophobia - (Sans x Reader)
    1M 41.7K 24

    Next person to comment on this monstrosity gets fucking vored!! × ❝You made your choice a long time ago.❞

    Completed  
  • Living with the Skelebros
    16.2K 718 12

    Just a collection of cute x-reader stories about the lovable skeletons Sans and Papyrus. Requests are welcome. I hope you enjoy it!

  • The Triplets A Undertale Short Story
    20.9K 942 8

    Three boys, abandoned living on there owns. They must learn how much they learn that they all need eachother

    Completed  
  • Bonerable (Gaster!Sans X Reader)
    141K 6.6K 29

    The barrier was lifted, the monsters were free but not accepted; hell broke loose, the wars were resumed. The monsters had no choice but to retaliate to the human's advances. Resources were scarce, the earth seemed unhabitable and the only way to survive was through violence. You lost all hope when you were forced to...

  • What is Family for? [UNDERTALE] (COMPLETE)
    49.1K 1.9K 29

    Frisk is being bullied at school. The mom instincts of Toriel, Sans and Papyrus are kicking in. [ aka #protectfriskyfrisk2016 ] * Completed as of 4/20/17.

    Completed  
  • Undertale: Never Forget (Discontinued Until Further Notice)
    20.7K 1K 18

    It's been four years since peace and prosperity had been restored to the undergrounds where the monsters were once forced to be trapped inside. Long ago, two races ruled over Earth: Humans and Monsters. One day, war broke out between these two races. In the end of a long battle, the humans emerged triumphant. The mons...

  • Events (Sans x Female Reader)
    246K 9.6K 88

    This fanfiction is for a competition me and @AlphyneLoveChild or Wobbly decided to do. She wrote a Muffet x Reader, check it outtttt! c: OKAY I THINK I NEED A REAL DESCRIPTION FOR THIS NOW. ~~~ "Hey, (Y/N)!" Your friend Jeremy screamed. "Oh god. What is it, Jeremy?" You sighed. "Look at this! The hole in the legend!"...