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  • Reborn as gaster but as a human too?
    13.6K 669 5

    What if when gaster fell into the core and his soul shattered...what if he was reborn as a human that had knowledge from there first life from our own world? What if...gaster didn't remember that he was actually gaster but though he was a human from our own world with those memories and knowledge from our own world...

  • Write A Note (Sans x Female!Reader)
    81K 3.7K 42

    It's only been a few years since monsters have been released from their underground prison. In some towns, monsters are welcomed with open arms. Others? Not so much. Y/N is a 22 year old girl that lives a pretty simple life. Sleep, eat, work, relax at her daily cafe, go home, sleep. Then the routine starts again. Howe...

    Completed  
  • Reminiscent (Sans X Skeleton! Reader)
    23K 544 17

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

    Completed  
  • Soulbound || Sans x Reader
    10.4K 438 14

    When a situation with a dying human ends up with you absorbing their soul, you panic (like any unprepared monster would). Suddenly Undyne is hunting you down, so you rope the mysterious skeleton next door into helping you. Which he does--in a very Sans way. And who knows? Maybe pretending to be his girl will pay off...

    Completed  
  • Bruised To The Bone: (Sans x Reader)
    118K 3.8K 52

    (Y/N). A peculiar soul; A human core, with a skeleton's power. Her parents are ashamed of her, beating her every time they catch her using magic. One day, she accidentally hurts someone, and they bring her almost to the point of death, trapping her in her room. After the incident, time has begun to reset. Two months p...

    Completed  
  • The Ghost Above Me (Gaster x Reader)
    45.1K 1.7K 33

    Even though the Underground is now empty, except for some people, you still stupidly managed to fall in the once prison for monsters. Who knew you would get away from the prison with someone following you behind your back? Who would have known an echo flower would have revealed too many things? Who would have known yo...

    Completed  
  • Cheater Cheater (old)
    60K 943 6

    You where dating Sans until you found him cheating on you with another women. So you make a decision to leave him and move on. Sans also makes a decision. A decision that you wont be leaving him. EVER.

    Completed   Mature
  • Love Isn't a Dream (Dream sans x Reader)
    26.5K 679 18

    {Cover done by me} (Y/N) (M/N) (L/N) lives in a small town in Dreamtale. She (sorry boys) doesn't have the happiest life, but tries to stay strong. Her mother died when she was young, leaving her with her father. He became an alcoholic and abusive out of guilt. She got bullied at school and had very little frie...

  • Saving Darkness {Nightmarexreader}
    20.8K 913 10

    Let's be honest. The chance of meeting someone from another dimension is a humongously slim chance. Meeting nine in a battle when you just wanted to go to school was impossible, until it happened. You are a simple girl with hidden secrets, but isn't everyone? There can't be anything special with you, right? All yo...

  • Darn Hot Skele-Guy... [[:]] Gaster!Sans X Reader [[:]] [D I S C O N T I N U E]
    44K 1.4K 25

    I.. I don't know why I'm writing this..

    Completed   Mature
  • Underswap love [complete]
    35.8K 1.4K 28

    this is a love story between swap sans and the reader, the reader falls runs threw MT.Ebott trying to escape her twisted guardians when she is shot into a massive hole. Lost and hurt in an unknown place she is saved by a kind man who takes her in and treats her like family. Obtaining powers and learning about herself...

    Completed  
  • Underswap Sans X Reader
    4.5K 55 14

    There will be smut I promise. For right now let just hint at dirty things. I will be making all kinds of references to other stuff on the Internet, movies, books, or in real life. Lets see who can get all of them. With out further a do let's see how dirty and lewd we can get blueberry to be. >:)

    Mature
  • UnderSwap Sans X reader
    70.6K 1.7K 36

    Why, Hello Human! This book used to be..not as great as it is now! It's been a while and I have finally finished my puzzles. There's no way you can get through them now! Mweheheh! Author: Heheh-Hey, Guys! This book was awful back then. Just forget about those awful chapters in the beginning. The chapters now have imp...

  • Underswap Sans x Reader Lemon
    104K 1.3K 46

    Ok, Ok, this is my first fanfic ever so please don't hate it if its crappy. I have been reading a whole lot of blueberry fics but none seemed complete in my book so that's what I'm going to attempt to do. Warning I love my lemons. I also have curse words in the story. *no longer updated*

    Completed   Mature
  • Dark ( Bad Sanses X Child Reader ) 2 [Scrapped for Bad writing]
    5K 128 33

    This story has been scrapped please don't read it <333

  • Nightmare's adorable toy~ ( Yandere nightmare x reader
    17.6K 319 16

    Y/N see a skeleton boy getting bullied by a few humans and monsters and steps in to help earning them a new friend~ ( not my photo for cover i dont own nightmare or dreamtale might have SMUT there will be angst ) Hey edit here um this is unfinished don't know if it will get finished so yeahhh bye

  • Error and his Outcode (Error X Reader)
    12.1K 480 14

    Outcodes. They were creatures Error created as a means to keep him from being lonely in the Anti-Void. They are weak and can be killed easily since they don't have souls. To Error, they were merely pawns.. until he creates you. You are different from the others he's made and he wants to know why.

    Completed  
  • Swapped Over
    36.8K 1.9K 17

    Having little to no memories on what happens, you wake up to find two skeleton brothers who look awfully similar to yours. Confused and slightly disoriented, you later discover that you had been dragged out of your universe and into one that looks the same, except everything is Swapped Over. *Updated Description Avera...

  • Light or dark? Bad sanses x child reader
    55.5K 1.1K 39

    Y/n was and/or is a very sweet child, unfortunately for them they weren't treated very well by their mother or father, Y/n was abused and didn't have anyone. Fortunately one day y/n got scared and ran away from their parent that was abusive. Y/n's au is Dreamtale While the second part of this story will be inside a...

    Completed  
  • Error's final Frontier
    16.1K 513 27

    ⚠️UNDER-REWRITE⚠️ Error sans. a glitch that has sworn to bring the multiverse at balance. by eradicating every alternate universe ever created. only leaving the TRUE story of undertale. When or even if he succeeded, he would eradicate himself. ------------------------------- this story begins after he succeeded... ...

    Completed  
  • Errors new puppet (Undertale AU horror story)
    13.5K 334 30

    Strange things are happening in the multiverse and Ink decides to find out what's going on only to become a new puppet for Error, find out if Ink finds a way to escape Errors void of horrors or he becomes a puppet for the rest of his life

    Completed  
  • Negative Love (A Marenight Story)
    114K 5.2K 52

    Night, Prince of Dreamtale, is NOT the same thing as Nightmare. Not one bit. The King of Negativity found a way to separate himself from his host, Night. Taking the name Nightmare, he was now his own person, leader of the Nightmare Gang. With one catch, however. If Night were to die, Nightmare would also cease to exi...

    Completed  
  • I didn't sign up for that shit
    27.5K 1.6K 34

    If someone had told the Bad Sanses a week ago that they would not only have an unwanted vacation but would also have turned into children, they would have dusted them off without hesitation. But now? They just wonder who they pissed off to endure this fate. Or: Nightmares gang gets the right body for their behavior an...

  • Play Date
    33.4K 1K 8

    Stalker sans x reader First story on here, I made this about four or three years ago. Work in progress!

  • My 5 Skeleguards
    599 38 7

    the Guards will be Cil, Cray, Palette, Goth, & Cherry Fresh (non of this characters belong to me, I will tell u if a character does belong to me) the skele's creators Cil: Turtledove Animations Cray: Weezy Pup Palette: Angexci Goth: Nekophy CherryFresh: @thetrashthatwrites enjoy the story ;) (NO LEMONS)

  • The Gaster Gang and the Child Reader
    11.1K 237 16

    (Note you are a girl.. Since Fell might kill y-) You are a child about seven years old. Your life seemed pretty normal before the fall. (This will be mostly based on second point of view. ) (All characters belong to Bunnymuse and Maestro belongs to Phaunicer.)

    Completed  
  • Goodnight, Kiddo... (Adopted by Sans! Reader Fanfic)
    27.7K 794 15

    You are an orphan, abandoned by your parents at birth. You've lived between countless foster families and a dreaded girl's home for as long as you can remember, because nobody chose to adopt you. Now, you are fifteen years old, and you decide to run away. Monsters have been living on the surface come four years now...

    Completed  
  • Storyshift chara x reader the place called heaven and hell combined limbo
    4.6K 50 14

    Hey kids UNDERTALE is owned by Toby fox storyshift is owned by Voltra if I got that wrong reel me I don't wanna be sued You died in a car accident and are in limbo luckily it's the top tier or maybe not you get to have soulmate if you have one when they die they're with you if you don't you can choose anyone but you w...

    Completed  
  • My Bonely Love (Sans X Reader)
    54K 1.5K 18

    Monsters are finally free to roam above the underground! After splitting up with Papyrus, Sans starts to feel a bit bonely. That is... Until he meets (y/n) (y/l/n). Then his world flips upside-down. But when people start to become scared of monsters, will this romance be able to last? Or are monsters and humans destin...

    Completed