Select All
  • My Two Masters (UF!Papyrus x Skeleton!Reader)
    89K 3.9K 32

    Y/N's been traded and sold her entire life. She's learned firsthand that if you don't obey your master, you get hurt. If you force yourself to listen, you live another day. Monster trafficking is a popular thing down in this chaotic place. That's all she's ever known. Obey. Get a new master. Repeat. ... So why are th...

    Completed  
  • The Hell He Created (SansXReader)
    103K 4.4K 21

    Monsters have returned to the surface, but that barely concerns you. Your only focus is to work and stay in control. Don't feel, don't lose control. You've spent years perfecting this practice and you keep yourself cold to anyone who stands in the way. A new employee at your work- a joking little skeleton - has a diff...

    Mature
  • Gemini Syndrome ( Au Sans x Female! Split-Personality! Reader)
    7.7K 266 21

    I look all of them as they are glaring at me with disdain. I wonder why are they glaring at me? Did I do something wrong and hurt them in the past? I don't think I have done something wrong to them. "You killed lots of people" he mutters as his eyes glows blue. " I did that? When.......?" I ask him.... "DON'T FUCKING...

    Mature
  • Save Me (Sans x Bitty Reader)
    80.2K 2.5K 21

    Since there's not enough x bitty reader stories out there. You are a stray bitty who ran away from your last abusive owner and run into someone who will change your life for the better. Rankings on (8/3/2022) # 2 xreaderout of 197K stories Other Rankings # 6 sans out of 28.8K stories # 13 undertale out...

  • ~ yandaretale ~(read description)
    1.5K 41 10

    - hello there timeline trio here! So we got bored so we made this! Ithis may have slow updates so please Wait for the updates - yandare sans aus x reader - enjoy the book please ;w; <3 -this book is discontinued because i have alot of school so please understand

    Mature
  • [You're Not Alone] Underverse Cross Sans X Reader
    254K 6.7K 48

    You were a kind human who has a brother named Frisk. You and Frisk always get along until both of you climbed up a mountain. very curious if the legend was true or not. "(Y/N)!! Help!!" You looked towards where Frisk was. He fell into a hole as you jumped in to help him. Both of you landed on the ground with flowers c...

  • Kustard story
    16.5K 328 9

    I was very bored and this is actually a story that I started to write in school. Also I am a huge fan of kustard so yeah. Please enjoy Ink visit underfell and notices how badly fell is being beat up by his papyrus. Ink does not want to mess with brother issues,but he can't just let fell die. So ink decides to turn tab...

    Completed   Mature
  • A Bad Fuckin Temper (Underfell Sans X Female Reader)
    118K 4.5K 41

    You're 17,Your name is Y/N,You got a bad temper.You we're walking home,after a shitty day of school,you then heard a group of kids laughing. "The fuck is it now with those kids?"You walk towards them and see that they're picking on a smaller kid."Hey!Get the hell-"They look at me and the smaller kid starts running.The...

    Completed   Mature
  • (1)Killer sans (2)error Sans x Pacifist reader
    14.1K 343 11

    Your the pacifist daughter of blueberry and US chara. You're shy when you first meet people and you get bullied in school that cause you to be like that, also you can look at the codes from ohters you know the world you live in is like a computer plus you the guide of the 'destroyed' AU's not from every one but from i...

    Completed  
  • Little Shadows
    61.9K 1.8K 35

    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 annoying school called Pinecrest High. Everyday, you go to a tree to help you with your nerves. And one day, a certain skeleton saves you from certain doom...

  • Bittybones-Oneshots and Scenarios
    43.2K 718 9

    *I DO NOT OWN ANY OF THE BITTYBONES IN THIS BOOK UNLESS SAID OTHERWISE! ALL BITTIES NOT CLAIMED BY ME BELONG TO THEIR RESPECTED OWNERS!* Be prepared for slow updates due to there are a lot of bitties to write scenarios for!

    Completed  
  • Kustard
    64.7K 2.9K 66

    When Classic is asked who he is by red sans he starts wondering who he is and who he wants to be. Classic Sans and Red Sans are very different and yet so alike. They feel the need to protect each other and be with each other at all times. Perhaps this could mean they were meant for each other?

    Completed   Mature
  • Bad sanses x child reader
    5.4K 74 12

    You where left on the steers at 3 years old and nightmare fond you when your caretaker left you in an ally way.

    Completed  
  • Fated (Sans x Reader)
    50.6K 2.2K 20

    PLEASE READ BEFORE GETTING INTO THE STORY: In a story of Undertale where Monsters are bound to the laws of having a Soul Mate, (Y/n) doesn't understand her own role in this world of deceit and cruelty... not until she meets a certain skeleton. While she is best friends with Frisk, the two trust each other at all times...

    Mature
  • Stuck in Between (Reaper!Sans X Reader)
    122K 4.8K 20

    When your heart stops, you're supposed to stop there. But when your heart stops in the Underground, your soul resets. But what if the reset doesn't work. You're stuck in a stalemate between life and death after your attempted reset glitches. Memories fuzzy and distant, lonely and cold, what does one do to survive thei...

    Completed  
  • Murder in the Alley [ Dusttale!Sans x Reader ]
    56.9K 2.6K 16

    He killed them all. Dust, down the waters of the the forest it runs, through the veins of the skeletons and the demons that prowl the night. It's the silent enemy, the adversary that slowly chokes and brings down entire armies to their knees. None can oppose it for none have the will or the strength. And it is the dus...

    Completed  
  • Restart: A Sans x suicidal reader
    112K 2.1K 25

    You're depressed. Not only depressed, suicidal. Your whole life has been meaningless, and gone off the wrong road. Taking the leap, you try to end your life, only starting a new one. What's going on? *Keep in mind the first few chapters will be worse than the ones further along, as my grammar wasn't great back then. N...

  • 'Yandere' bad Sanses x reader (Discontinued)
    195K 3.9K 31

    "Memes addict Bad Sanses 2" [Original] This is my second most weirdest bad sanses book Feel free to read this book ❗Cringe warning❗ If you don't like cringe stuff please don't read this book 🙏 Ps. I wrote this when I was still a cringy sans fangir- (Discontinued sorry . _.) -KzAngel

  • Your Odd Neighbor (Horror Sans x Reader)
    97.4K 3.7K 19

    Y/N's best friend Blueberry (also known as Underswap Sans) invited them to move into the shared/connected apartment next door. They could hang out all the time! It's an awesome opportunity and the chances of it happening again are slim. Being closer to friends means a lot, especially in this tough life on the surface...

    Completed  
  • I Want To Forget (Killer Sans x Reader)
    231K 8.2K 34

    Want to talk about falling into the wrong place at the wrong time? Y/N definitely scored big time on that one. One moment she's falling, the next she finds herself trapped underground with a monster that wiped out his own kind. He's a cold-blooded killer that never shows any emotion. Though, as time passes, she finds...

    Completed  
  • Au Sans X Reader oneshots
    237K 4.5K 80

    Different Au Sans

  • The queen of Nightmares (Nightmare Sans x reader)
    14.2K 645 65

    From my Ao3 acc! Thats how you know it's semi-good lol. A handsome new monster falls in love with you... but will he accept you as you are, or will you have to change? BIG THANKS TO MY BETA READER

  • WILTED: A Sans X Child Reader Story
    334K 9.2K 49

    [I have decided to do what I always wanted 😄😄]:some people put warnings for these so.....CHILD ABUSE IS DISCUSSED You were, thought to be mute and was horribly abused by your mother and because of the psychological trauma , you can't bring yourself to trust people......youve fallen and you find yourself alone...unti...

    Completed  
  • |Traveling through the AUs| Undertale AU oneshots and lemons
    625K 8.5K 81

    "Whoever said that our dreams can't run wild and be free?" THIS BOOK IS COMPLETE EVEN THOUGH SOME OF THE REQUESTS AREN'T DONE YET-- P.S. I don't know why I titled this book of oneshots like this, just had the urge to name it

    Completed   Mature
  • Little Miss Informant (Mafia Sans x Reader)
    87K 4.5K 37

    PLEASE READ BEFORE GETTING INTO THE STORY. Monsters are finally above ground, on the surface where their Human friend Frisk led them. They wanted to see the stars, take in the world and break free from their prison... but unfortunately, integrating them into society didn't go as planned. When thrown into a word of dec...

    Mature
  • Stone Cold Pacifist (Horror Sans x Reader)
    246K 11.2K 40

    PLEASE READ BEFORE GETTING INTO THE STORY. Your name is (Y/n), and you play the role of an unusual pacifist. In the story of Horrortale, your unique soul allows you to see WD Gaster who no longer holds a powerful connection with the underground due to the inactive core. After your parents are killed, Gaster makes a de...

    Completed   Mature
  • Living with bittys
    53.3K 2K 41

    what would you do if all of a sudden some small skeletons appeared out of nowhere one night and we're so small and helpless you couldn't say no to. So your living with small skeletons for the popular games/fandoms of undertale! you would do anything to keep them safe and out of harm, and they would do the same for you!

  • Getting Better Together
    86.2K 2.7K 25

    hello this is my first story on here, sorry if it's not good.... I'll sum up the story now... Y/N (Your name) have been in the city for a year now and still alittel new, you do have a nice payed job down the street,you pay rent on time and made a few friends...(only 2) But you have problems being alone,you are used to...

  • My Little Nightmare || Bitty Nightmare (DISCONTINUED)
    77.5K 3.2K 26

    With Y/N now graduated from high school and now living with her parents, she doesn't have much to do besides work anymore. Her house was always quiet, but there was something off, it was too quiet. After scrolling on Twitter for an hour or so, she comes across these strange small skeletons. Her curiosity piqued as she...

    Mature
  • Smol sans and a fangirl (a bitty sans x reader story)
    32.5K 1.2K 14

    This is an alternate version of you, from a different universe, and yes things in this universe will be different from your current universe. Anyways, now to the bitty part...so, how this version of you comes to meet bitty sans is...bitty sans winds up traveling from the bitty universe to this one, via running away an...