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  • Hey, Doll | Gaster!Sans x Reader
    255K 13K 47

    Alone in a condemned world where monsters and humans fight for power constantly, Y/N survives off of the wood's riches and the small scraps of shelter she can find in ghost towns. Allies and friends have come and gone during the war, either killed or have parted ways. It's not all that bad. She could be dead, after al...

    Completed   Mature
  • Bone of Contention (Underswap Papyrus X Reader)
    363K 14.4K 61

    Humanity is divided over one thing---the Monsters' reappearance. Some believe that they should stay aboveground, and others think that they should be sent back to where they came from. Then, there are those like you who don't quite know what to think yet. What will happen once you become acquainted with two skeleton b...

  • Three Girls and The Mansion Of Skeletons ( Reader X AU Sans and Papyrus)
    52.3K 1.9K 59

    You needed a summer job and a place to stay for a while you weren't very good with having lots of money but lucky one of your closest friends who was wealthy and better yet wanted you and your other friend to help her out with a job in her Mansion that was now full of skeletons? Your two friends knew a lot about monst...

    Mature
  • Blown Through The Rift (Gaster!Sans X Reader)
    243K 9.5K 35

    You were working with Alphys in the lab in Undertale when chaos strikes! In a freak accident, concentrated determination is mixed with an unnamed concoction and blow you through a dimensional rift. When you reawake, you find yourself in what seems to be the beginning of Undertale once again. Upset but not overly surpr...

    Completed  
  • For Your Sake (Gaster!Sans X Reader)
    60.2K 3K 20

    THIS IS A SEQUEL BOOK!!! IF YOU HAVE NOT READ THE FIRST BOOK YET THEN GO FIND IT ON MY PROFILE!!! Anyway, now for the summary: After death, you hadn't expected much to happen. You fell immediately into a place like the void. You just wanted to reconcile for what you'd caused, but your heart had a wish of its own. You...

    Completed  
  • 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  
  • Solid Yellow Tear (Gaster!Sans x Caring Fem!Reader)
    56.1K 2.3K 28

    A young girl would walked through the woods hiding from any human that would capture those. Until she heard a faint cry of the young girl who saved them from the under ground only then that would change her life, she hated seeing monster in pain, hurt, and tortured just because they weren't human.This young girl, woul...

    Completed   Mature
  • Sorry About That (Gaster!Sans x Reader)
    86.5K 4.3K 27

    You worked for the newspaper, doing a simple editing job and a few other things here and there. Ever since monsters came out of the ground, though, rent has sky-rocketed for you. You thought you could deal with it, but after a few months you need a roomie to help with the rent. Which, fortunately, you got one! But, un...

  • What Lies Inside (Gaster!Sans x Reader )
    97.7K 3.9K 46

    "You know sweetheart, lying doesn't get you anywhere with me." He said lighting a cigarette and placing it in between his teeth. Vanilla, leather, and smoke is quite the intoxicating smell. "I'm not lying, also who gives you the right to judge if I'm lying or not?" Something flickers inside me, a warm burning feeling...

    Completed   Mature
  • Little Lyrebird(G!Sans x Reader) [DISCONTINUED]
    74.2K 2.9K 35

    He created me to become the people's art. But he has only created the perfect weapon. (Cover drawing is not mine)

  • Golden Paint Stains [EDITING]
    11.7K 672 22

    She is an Artist. He is a Bad Boy. This should be fun. ||a Gaster!Sans x Reader fanfic - EDITING|| Painter was always the one that got away. From the cops, I mean. This mysterious figure was Ebott City's top graffiti artist, famed for their large wall murals that always seem to appear overnight. Nobody would ever...

  • Anything Can Happen (Sans x Reader)
    127K 4.1K 15

    An unexpected turn of events lands you in the depths of Mt. Ebott. Upon waking up, you found yourself with a interesting and skeletal duo. {Completed} Thank you so much for 10k+ reads and 300+ votes! \o/

    Completed  
  • "Knock Knock" | A HorrorTale Short Story
    41.9K 2.3K 11

    Falling into the Underground where monsters have been banished to for hundreds of years, Y/N finds that the monsters have gone insane from lack of determination; something that monsters need to survive and give them hope. Unfortunately, it seems that Y/N has enough determination to sustain every monster in the Underg...

    Completed   Mature
  • Listen To The Music | Dancetale!Sans x Reader
    321K 16.9K 58

    Dancing has always been a part of you. It was a way to express how you were feeling without having to tell anyone. It was also a way to forget and let go of the awful situations you seemed to find yourself in. Which was unfortunately a lot. After running away from the death of your parents, you find yourself entering...

    Completed   Mature
  • Just SING | Sans X Reader
    255K 7.2K 36

    --Long ago, two races ruled over Earth-- --HUMANS and MONSTERS-- --One day, war broke out between the two races-- --After a long battle, the Humans were victorious-- --They sealed the monsters underground with a magic spell-- --Many years later...-- --MT. EBBOT, 201X-- --Legends say that those who climb the mountain n...

    Completed  
  • UF!Sans X Reader (Finished)
    110K 2.6K 42

    Unlike other stories, monsters and humans have already joined. Nothing was ever easy for you AT ALL. Your mom died when you were 6, and ever since then, your dad was.... different. Your a 17 year old girl, and you ran away when you were 15. You decided you couldn't take the pain. Hope you enjoy my story, and sorry if...

    Completed  
  • (Sans x Reader) When Two Souls Meet
    913K 26.5K 28

    Sans has lived through countless timelines. He's seen the kid make friends with everyone, only to give up in the final moments. He's seen the kid killed, over and over and over again. Sometimes, he'd even done the killing himself. And no one ever remembers. Not even the kid herself. It's an exhausting cycle, one that...

    Completed  
  • Sans x Reader | Empire
    374K 11.6K 46

    Sometimes life gets to the point where you feel like you're a paper airplane. One minute you're soaring, feeling as if nothing could ever get you down. But then the next thing you know, you're falling slowly and nothing that you can do can possibly help you. You end up falling and crashing into whatever's below you an...

    Completed  
  • When Two Fates Intertwine (Sans x Reader) DISCONTINUED UNTIL FURTHER NOTICE
    93.6K 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...

  • At the Surface (Sans X Reader)
    497K 20.2K 62

    The monsters have finally made it to the surface and have been legalized to roam the surface as they please. The first couple of months have been spent as a paradise where humans and monsters have lived in peace and happiness. But as we all know, humans tend to be afraid of what they don't understand and the appearanc...

    Completed  
  • 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  
  • Silence Is Bittersweet (DanceTale Sans X Reader)
    32.4K 1.6K 39

    (This is an Undertale Fanfiction and is made from an AU, or Alternate Universe, called DanceTale) A happy turn of events leads you to your Aunt's house. Working at her cafe, you make friends in this new town. You have a new name, and a new family, leaving your troubling past behind. Then one small child turns your wor...

  • The Shattered Soul ( Sans X Reader )
    117K 4.3K 62

    " You have a fragile soul babe. Let me be the one to protect it " Monsters have been freed for a while now and everyone is beginning to adjust. However, some are still weary to the newcomers and find them intolerable. In a new world full of confusion, fear and debate, is anyone ready for the first Human/Monster relat...

  • Lost And Found~ MafiaTale Fanfic
    156K 6.3K 20

    In the business of human trafficking, mercy isn't a well known word. You and your crate mate, a child named Frisk, are obidiently waiting to be released to a 'master' when havoc breaks out around you. Guns are fired and you're doing your best to protect Frisk when your crate is pried open by unfamiliar faces. How will...

    Completed  
  • What's Up, Doc? | Gaster!Sans X Reader
    18.6K 700 16

    ------------------------- "Well would you prefer 'glasses' or 'human'?" He smirks. "..." You glare at the smoking skeleton. "Then Doc it is." ------------------------- Things to remember: | Author's Notes (A/ns) are written like this. | | Swearing. No lemon. Just fluff. If lemons shall be added, they'll be censored. B...

    Completed  
  • Into The Game >> (Sans X Reader) Undertale FanFiction
    216K 8.8K 23

    It was just a normal Saturday. (Y/N) was playing Undertale for the millionth time. She was obsessed. (Y/N) had played all of the routes. True Pacifist, No Mercy/Genocide, Neutral. She experimented with killing certain characters doing different things. Then, as (Y/N) started a new game, she felt a falling sensation...

    Completed   Mature
  • Reminiscent (Sans X Skeleton! Reader)
    22.9K 542 17

    {Completed} {Will not be edited} Reminiscent {adjective} - Reminding you of people or experiences in your past. ☝︎✌︎?︎❄︎☜︎☼︎ WDG - 1S WDG - 2P ?︎⚐︎☠︎❄︎ ?︎✋︎☜︎

    Completed  
  • The Angel That Hoped | Undertale | Sans x Reader
    32.1K 1K 7

    W.D. Gaster, the royal scientist for King Asgore. He has done many experiments, most being successful, though some ended in failure. This time, Gaster has been working on an experiment to create living monsters! He has been successful once, creating a beautiful child with wings that he wishes to give to the king. The...

  • Hold Still GXReader
    59.1K 2.7K 45

    I walked along the street. Everything was perfectly normal. The sun was warm, a soft breeze swept through my short (h/c) hair. Then the sound of glass shattering reached my ears making me jump. A bit frightened I backed away from the sound when something wrapped around my waist and I suddenly felt like someone was sp...

    Completed  
  • A dream come true? (Nightmare!sans x Reader)
    243K 5.3K 31

    Your life is miserable. Lets just put it at that. Your parents died at the age of 3, your foster parents abuse you, you are ridiculed at school, and to top it off no matter what you cant get these damn nightmares to go away. So..... You end up at the large apple tree on the hill, just before 'they' get home too. You s...

    Completed   Mature