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  • Twenty-Something Years After (Sans X Reader)
    42.8K 2.2K 21

    [SEQUEL OF AT THE SURFACE, IF YOU HAVEN'T READ IT, READ THAT FIRST PLEASE] Summary: (y/n), even to today, was still a legend. Everywhere she went, people would honor her and still bring her gifts. All of this, because she apparently "contributed" to locking those savages away. Oh, how she hated what they thought, but...

    Completed  
  • Fifty Shades of Blue-(Sans Au x reader)
    1.2K 41 3

    "Welcome to the company~ I hope your work here is extraordinary~" ((SLOW UPDATES)) The monsters had just been set free 3 years ago, Most of them leading nice lives even very successful ones including the new CEO of the Undertale Inc. Sans the Skeleton You were just a simple intern working with this short monster but...

    Mature
  • When Two Fates Intertwine (Sans x Reader) DISCONTINUED UNTIL FURTHER NOTICE
    93.5K 2.5K 8

    [THIS IS A SEQUEL TO MY OTHER FANFIC "WHEN TWO SOULS MEET!" If you haven't read it, I would highly suggest it--the story won't make much sense otherwise.] Sans has finally found someone he can trust--Frisk's sister, the eighth fallen human. After months of step-siding and awkward interactions, the two are finally a co...

  • Trust {Sans x Reader}
    178K 5.2K 19

    You woke up and tried to gaze around the darkened room, your vision was blurry. It was just a bad dream, you thought. Your eyes adjusted and you realized it was far from it... {Completed} Thanks so much for 300+ votes & 10k+ reads, holy heck.

    Completed  
  • Undertale {Sans X Reader}
    132K 4.4K 22

    {Please remember, this is my first Undertale fanfiction. I was still new to the game and fandom itself, so I didn't have all the lines from the characters memorized by heart just yet. I'm not going back to change anything, because I don't think it'll be the same if I change it. Thanks for understanding and please enjo...

    Completed  
  • Mi historia [Sans x Lectora]
    11.1K 736 23

    Hola mi nombre es ___ vivo bajo tierra con los monstruos, no contaré la historia de ellos ya que les molesta un poco (y seguro que ya la sabéis). Pues que comience la historia! *aviso es mi primer fanfic* No tiene nada que ver algunas cosas con la historia que todo el mundo siempre hace por qué estoy tan loka que habr...

    Completed  
  • A "Human" That Likes A Skeleton
    239K 8.9K 83

    Began on: August 24, 2016 Completed on: August 24, 2021 The Underground Barrier has been broken for three years, and you're a girl with a secret, one day you're walking back home to your apartment after a grocery trip, when you bump into someone, little do you know that someone had a role to play in your near future...

    Completed  
  • Soul Mates (Sans x reader)
    208K 5.3K 30

    Uh

    Completed  
  • Gaster Blaster Sans X Reader
    243K 8.2K 58

    The barrier has been broken for a few years now. Monsters and humans have been living in peace together . . . for the most part. There are rumors about a monster who can somehow change his appearance into a big, scary dragon like skeleton thing. His name is Sans, and as you find out, he's not really that scary, jus...

  • Hurt (COMPLETED)
    44.3K 2.1K 37

    "Do you even know what it's like to be broken down every single day? Well, I do. And I've been through it. There's only one word to describe what it feels like: Hell. In the beginning, everything seems fine, you feel like you can get through easily, as if nothing's wrong. Then when you least expect it, things go downw...

    Completed   Mature
  • HP Determined ~A SansxReader~
    20.4K 621 15

    Monsters and Humans have lived together for some time now, not saying that they all like it that way. Most of them don't actually. You, on the other hand, enjoy their company. You live with an adoptive Monster family, and on the way meet Monster friends. Until one day, one of them becomes more than "just friends."

    Completed  
  • NovaTale
    33.9K 1.5K 26

    (Sans x Frisk with a whole lot of drama, action, bromance and comedy with a splash of awesome. ^^) NovaTale is a story about finding redemption in the strangest of places. Frisk ventures into a dream of the Underground, hoping against all odds that she'll make it out alive. But there's one Monster who won't make that...

    Mature
  • Buttontale (Child!Reader Insert)
    13.3K 350 10

    9-year-old (Y/N) and their year older brother Blueberry are tired of how ignored they feel by their older brother Papyrus who has no time for them any more ever since their father passed away. After moving into their new apartments, their does change, after discovering a small door. Cover Art made by Wattpad user, @sk...

    Completed  
  • |Discontinued| StreetRat [SansxReader]
    2K 133 10

    Frisk succeeded, The monsters were freed. They came up to the surface, and although the humans weren't all that acceptive of the new inhabitants, the humans didn't start another war. The monsters were glad of the fact, but some monsters still had their doubts. They wanted to be prepared for when the humans backstabbed...

  • Sansxreader Oneshots[discontinued]
    804K 25.8K 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  
  • Stitched Wounds (Understitch!Sans x Reader)
    16.9K 1.3K 11

    Out of all the years you've been alive, no one has suffered more than you have. You always wondered why everyone else was so happy. Weren't they unhappy sometimes? Miserable? Falling apart? You've lost everything. Your parents, your siblings, your friends, your love for life. No one understood what you were going thro...

    Mature
  • After The Sunrise: An Undertale Fanfiction
    31.5K 2K 29

    It was really hard for you to make friends, until Papyrus came along. No one laughed at your jokes, until Sans came in with his own puns. No one watched anime with you at midnight until you met Alphys. No one taught you to stand up for yourself, but when Undyne came along, you learned. You couldn't consider anyone as...

  • Undertale- The Deeply Forgotten Sans X Reader
    60.1K 1.8K 40

    "You have fallen back down? Why must you keep coming back?" "Who are you?" "You've got lucky this time they have forgotten its a new start. Please choose wisely its your last chance." The voice faded away and so does your conciseness.

    Completed  
  • I Can Hear You. [Sans x reader]
    16K 611 3

    This is a collection of chapters from my [Sans x reader] fanfic, Can You Hear Me? but from Sans perspective. Before reading this, I suggest you take a look at the main story, as this one will be based on the votes I get for the different chapters and probably won't make sense otherwise. It's been a few years since the...

  • The Soul Within Us (Sans X Reader)
    72.6K 2.2K 28

    (Sans x Reader Slow burn. Cover drawn by me :D) They made it to the surface. Again. But how long will it last? Frisk made a promise.... But how long will they keep it? Sans is unsure, and anxious; depressed. A smile with sad eyes as usual. Then he meets y o u. Heh.. Did you really think you would change anything...

  • Lost in Despair (Lonely!Sans x Mute!Reader)
    428K 21.5K 49

    Press your fingers together, zip your lips shut, and throw away the key. Once it's time to be free, go fetch that golden key and speak. Unless someone stole your golden key and threw it in the depths of the Black Sea; your nightmares and worst fears. ---- "Even if it kills me a second time." ---- The series- First...

    Completed   Mature
  • Sleepless Beauty (Sans x reader)
    35.2K 1.5K 8

    "No time for goodbyes, he said...as he faded away, Don't put your life in someone's hands there bound to steal it away, Don't hid your mistakes cause they'll find you, Burn you then he said 'if you wanna get out alive, whoa oh run for your life", (Y/n) sang silently to herself. She stared at her ceiling listening to...

  • 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  
  • Black and White (Chess!Tale Sans x Abused!Reader
    10.1K 277 29

    It's been 2 years sense monsters where freed from the underground. Your mother died which made your father hate monsters for some odd reason. Maybe because she died by the hands of a monster. You didn't mind them though, you thought they are kinda cool. the art on the cover is by tardyprincess I don't own the Sanses...

    Completed   Mature
  • [Love us, will you not?] 《Undertale!AU OS》 ¡HIATUS!
    5.5K 75 11

    Cover made was an unexpected gift from @-sugarush She is a precious precious gift from above, I love you so much omg ♡♡♡♡ Yes, I'm continuing this book as I've returned to my undertale fandom! Be expecting chapters soon! Rankings: Most impressive: #197 puns

    Mature
  • Sansational! (Sans X Reader)
    245K 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
  • You Promised (Sans x Depressed!Reader)
    37.5K 1.1K 5

    "Sans...you promised me..." "You promised you'd never leave me..." "Heh...I really am worthless, huh...?" "..." "I guess I should just let you be, then..." "Goodbye..."

  • 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  
  • Start A New Again •Sans X Reader•
    10.9K 392 43

    Knife in your hand. The still air in the hall sends chills down your spine. You've been here many times before, why does it feel different now? I've been here about 50 times... the same faces, the same bloodshed, the same timelines all over again. But this time, it... this. This doesn't feel right. There he is, as alw...

    Completed  
  • My One and Bonely (Sans x Reader)
    620K 20K 36

    My first story. It's a sans x reader fic, so don't judge too harshly. Also I have some bad pacing issues, but I hope yall will ignore them. Anyways on with the summary! You see monsters everywhere. All of theme unique and friendly. You ask "how could anyone hate them?" When you save one of them, you're life takes a dr...

    Completed