Select All
  • Lights Like Stars (Sans x Reader)
    143K 5.3K 37

    It's been over a year since the Underground opened up and the monsters living under the earth swarmed to the surface in their thousands. The human and monster governments are taking their sweet time coming to any kind of agreement regarding monster rights and citizenship, but for the most part, in the less politicall...

  • Lamia Sans x Reader
    78.7K 2.3K 23

    Sans was born and left to a mysterious magic radiated place, which made him abnormally bigger than bitties and some humans too due to the exposed contact of the place, changing his magic DNA . . . Some people took interest and kidnapped him, sell him in the black market, got sold but was rescued before the buyer was a...

    Mature
  • Underfell!Grillby x Fem!reader
    35.9K 506 9

    This story will be a lemon at one point but, I want this to be a story so maybe not. This will be for female readers but dudes if you want to read, go ahead! The first two chapters will be how to read an Xreader and about me and backstory respectivly, skip them if you don't want to read them. Feel free to email me at...

  • Hold Still GXReader
    63.3K 2.7K 26

    (Y/n) has had a rough life, how could it get any worse? Let's let G answer that. ~~ This is a Complete Rewrite of Hold Still! I don't own any of the pictures or Songs.

    Completed  
  • Welcome To Our Special HELL<3 {Villain Sanses × Reader}
    264 7 5

    You were a YouTuber, playing the genocide route on a live stream. Then, the stream glitches out, and you disappear....

    Mature
  • Taking Steps (Dancetale Sans X Reader)
    9.6K 232 5

    it was the second year of highschool as you were now in 10th grade and decided to take dance class as one of your electives for the year but what happens when someone who is the same age as you ends up being your special teacher? Enjoy~

  • Dancing Blindly to the Music || (Dancetale!Sans x Blind!Reader)
    10.1K 484 10

    You loved dancing and music. You had planned to major in dancing and minor in music in college but all of that changed when an accident occurred that change your life forever. You lost your sight. You tried desperately to figure out how to dance like you used to but you felt hopeless. Or can a certain monster help you...

  • Just A Touch {Gaster!Sans x Reader}
    46.9K 2K 14

    After the monsters raised from Mt. Ebbot they quickly declared peace. They coexist and lived with humans, for a single moment everything was perfect... but then that moment changed. The ambassador of monsters became ill, the greedy humans saw this as a chance to attack. No one can really pinpoint who made the first s...

    Mature
  • Sweatheart, I'm a Mobster. {Mafia!Gaster!Sans x Reader} ||SLOW UPDATES||
    16.2K 659 5

    -------------------------- The 3-year-old frisk cried, as you held them close, rubbing their back. "Kitten, who's this?" The skeleton asked. I growled. "Kitten? That's my sibling, Frisk!" ------------------------- I have seen none of this hot mobster mess of a skeleton. Why not make a hot mafia mess of a fanfic?

  • Pyromaniac Reader X Grillby
    141K 5.9K 41

    The reader is a patient at a mental hospital who loves fire and just can't stop burning objects, animals, people and even yourself. You just can't stop as your mind is dying, losing your sanity. You were abandoned when you are just a baby. While no one came to visit you made you alone. Unable to control nor feel prope...

    Completed  
  • Grillby x Reader: Burn the Witch
    9K 493 5

    Decades after the monsters were imprisoned underground, the humans have found a new prey to hunt. Despite hiding from the humans for centuries, witch trials swept through the world killing almost all surviving mages. Almost all. The reader is one of the few mages still alive through the horror of the witch trials. Fle...

  • mY Ę!n!ðŁ3şş îN₷₳nîţY •AU! Sans x depressed!Reader•(2ndbook To Undersanity)
    9.5K 209 16

    the white room was silent... as you heard the screams of the monsters and friends you've slaughtered.. it made you go to the brink of sanity.. until.. the door opened... the door to somewhere new... (I own nothing but the story.)

    Mature
  • I care alot more then you know. (Error! sans X ??reader)
    30 1 1

    "I care alot more then you know" "suree you do." "I'm serious y/n." "I'd like to see you prove it." "fine. I will!"

    Mature
  • Sansational! (Sans X Reader)
    247K 3.1K 12

    Oneshots Compilation of Sans and his AU!Sans bretheren. (Lemon Warning) Ah yes, Undertale. The game that ruined my Christmas break in the best way. (2015)

    Completed   Mature
  • Nerd & Jock AU X Reader
    216K 5.7K 73

    Your name is (y/n) (l/n). You live with your crazy twin light (l/n). You became very overprotective after your parents and older brother died. You live in a mansion and one day you were looking for a high school and lowered it down to Under high.

  • Wavering Eyes III Jasper x Reader III
    14.2K 425 2

    She pressed her back against the wall as her perusers came closer. Her breath was ragged from all the running. Why was she being chased? It made sense. A human with the eyes of a vampire? Something that needs to DIE. Her eyes were usually squinted to conceal their color, but she slips like every human. A caped figure...

  • Sansxreader Oneshots[discontinued]
    807K 25.9K 85

    Tbh some of the one shots have multiple parts! And this is filled with trash! So yea, read if ya want to Slow updates sometimes WARNING : THERE IS A LEMON IN THIS BOOK, IT HAS A WARNING AT THE BEGINNING, IF YOU DON'T LIKE THIS TYPE OF STUFF THEN SKIP THAT PART OF THE ONE SHOT THANKS

    Completed  
  • Sans X Wolf Reader (Improved!)
    5K 139 6

    As a wolf, you are found by a small group. They take you in. As time passes, feeling of affection is felt. Towards who though? Will it last, or will it shatter? Oh and (P/N) is Pet Name.

  • {Broken Already}-Sequel G! Sans x Reader
    9.3K 465 13

    A girl who lost her sister she didn't even know she had. Now she seeks revenge. But something isn't right. Somethings coming. Something big. Now the fate of millions of people rest in her hands. Will she save the world? Or destroy it?

    Completed   Mature
  • ~Surface~ [Sequel to "Why do you care"] Human! Underfell Sans x Reader
    10.5K 370 12

    Fell was back.. And human?! People on the surface seemed to have lots of different opinions about monsters, and the girl who freed them. Is living a normal life even possible at this rate? [Cover art isn't mine]

  • Back to the surface Bk. 2
    1.7K 59 10

    This is book 2 of the skelewolf series! If you haven't read book 1 (Opposites attract) I suggest you read it. You and you whole monster family is back on the surface. Everything is going well and you went back to school. With your bone friend and his bro of course. yOuR LIfE WilL CHAnGe (Y/n) And it does.

    Mature
  • Playful Lines III Sequel To Jealous Lines III
    5.8K 184 2

    Paperjam wakes up, hoping it was all a dream. Only to find out... It was a nightmare.

  • Forever Blue |Yandere! Blueberry Sans x Female! Reader
    2.5K 42 3

    Warning! Old, cringey, and discontinued. "You know Blueberry's a Yandere because he just told you a few weeks ago, you're still shocked by the fact he's gone... But you foregot about your life above ground... Will your parents come looking for you? Will your boyfriend remember you and go looking for you? Is Blueberry...

  • My Star (Outertalesans X reader) (SLOW BURN)
    229 14 3

    Y/N was left on the streets to die in the cold harsh rain, but she's sucked in to a portal that could lead her to a very interesting place, with interesting monsters. ~•~ Disclaimer: I don't own anything but the plot, all art goes to there respective owners and so does the 'Sans',undertale etc

    Mature
  • PaperJam X Fem! Reader (Completed)
    194K 4K 25

    You are a 19 year old human girl looking for a job. One day you seen a notice on the door of a Day care reading "HELP WANTED" in big bold letters. You thought it was a good looking job, seeing as how you love children. What happens next, is a job (Y/N) will never forget...... Read to find out what happens!!! X3

    Completed  
  • Bloody Desires; Horrortale!Sans X Reader
    364K 11.4K 66

    It's been a few months since the last neutral run and things have taken turns for the worst. No one is happy, Everyone is starving. An you are the perfect prey, falling into the deadliest trap known to the underground. He knows something and your determined to find out. Will you loose your head?

  • A Forgotten Echo
    89 4 4

    A girl with a very unique name enters a city of monsters. War between humans an monsters has started after the humans killed Frisk. This girl, her name is Fallen Demon, and she has a cold when she enters the city and begins living in a pharmacy. Monsters dont use it, and with no lower windows, it makes a great home. S...

  • You're Blue Now! (Yandere! Blueberry Sans x Female! Reader)
    58.5K 928 14

    Warning! Old and cringey. Wrote this when I was 9. "Don't judge me I'm bored, if you have any requests for me tell me, JUST DO IT XD !! Blueberry suddenly had theese feelings for you and they weren't just any feelings it had lots and lots of LV. Blueberry Sans was filled with DETERMINATION to get you to notice him..."

    Completed  
  • Cold Lust (Yandere Underswap! Sans x Female reader)
    138K 2.5K 11

    Sans' life always seemed dull until a human (you) come into the Underground, and Sans is determined to make you his.

    Completed  
  • A Gun and Some Catnip{Mafia!Sans x Neko!Reader}
    97.5K 2.8K 46

    In this book you will be a girl neko. It just makes our lives easier. You are a white cat neko named (Y/N). You love to draw and color. The monsters have been free from the underground for about 1 1/2 years now. Lets just say that... the monsters and humans didn't get along. There were revolts against the monsters and...