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  • UnderMafia Sans X Reader
    118K 2.7K 19

    So since I love undertale so much and I know that not a lot of undermafia stories are out there plus this is my fifth favorite AU do why not?*chuckles*okay okay so you are working for your boss(which is frisk)You are the main hitman or collector lets just say frisk trusts you more and your really good at your job and...

    Completed   Mature
  • Sans X Reader Oneshots
    61.2K 1.3K 14

    Welp. A book about Sans the Skeleton from Undertale. Not just from Undertale though.... DIFFERENT AU'S!!!

    Mature
  • AU HighSchool x Reader OneShots
    192K 3.3K 21

    [Warning!] This Is a Book of AU characters x reader stories and may contain strong language in some of the stories along with sexual moments and perhaps Lemons! If you do not like any of the following listed do not read this! As for everyone else enjoy ya little sinners! xD and make sure to comment requests of an AU C...

    Completed  
  • Undertale x Sonic Crossover
    2.1K 26 3

    This story starts off with Tails, the cheerful gold fox we all know. He creates a vortex leading to other universes. Not having the slightest confident to go alone, he calls up his buddy Sonic. They set it to travel to "The Mushroom Kingdom" but the machine has a slight malfunction. Now they end up in another universe...

  • Almost The End (Reaper!Sans x Teenage!Reader)
    6.1K 272 1

    It's been three years since the doctors had diagnosed you with an incurable disease, which they had not named since you are the first patient that had ever had it. Randomly, your body would start hurting all over, your eyes felt like they would be on fire, and your limbs felt like they were being torn off. You have en...

    Completed  
  • My Mafia Queen [Undermafia( Sans X Fem!Reader)]
    21.2K 616 4

    "Don't mistake my kindness as my weakness. I'm being kind to you 'cause I'm repaying you for your kindness. But if you it with something that isn't good at all. I'll make sure that MY kindness will be the last thing you'll get. " I heard that a couple of times from dad. Believe me I was born into the throne. I was bo...

  • Overgrowth (Unofficial) Part 2 (Undertale AU: Flowerfell)
    5.4K 59 2

    The second part of the fanfic of Flowerfell: Overgrowth. I did not make the first part, and the second part has as of now not been viewed by the creator of the AU of Undertale or by the writer of Overgrowth, part 1. This is an unofficial part 2, and I believe there is an official one. You can read the first part here...

    Completed  
  • FlowerFell: We Made It.
    2.8K 132 1

    Just a small drabble from the Undertale AU FlowerFell - hope you like it. I do not own the cover photo. All rights go to the artist.

    Completed  
  • Oh, Death (Flowerfell)
    2.8K 126 1

    Based on the Underfell fanfiction "Overgrowth." Please read it before you read this. All of the underground knows of the song. It's sung at funerals and as lullabies. It's a haunting melody that often rings throughout the minds of monsters. But even after they gain their freedom to live in the new world of hope, it's...

    Completed  
  • 【Angel of Blood】Underfell!Sans X Reader
    211K 6.1K 51

    Description: Once a long time ago, the multiverses were doing what they would normally do and were getting along just fine. Suddenly, it changed. Y/N L/N fell along with their parents into the Underground. In this world, it's LOVE or love.

    Completed  
  • AU Sans X Reader Long OneShots
    188K 2.4K 24

    Just Sans X Reader No Lemon Cover by my homeslice tkdgirl222 I don't own any of the characters in these story Don't kinkshame me I know your here for the same reason I wrote these >:) Also these are for girls but you can change the pronouns and the girly stuff to guy stuff I don't care. @tkdgirl222 edits and help...

    Completed  
  • Rythmic Blues (Dancetale Sans x Reader)
    6.2K 263 3

    I looked at her, a reassuring smile gently lighting my face. "You can do it." I said, quietly, "I believe in you, kiddo." She laughed, "What sucks is, I don't believe in myself. I can't dance. Not alone. I get scared." I sighed, "You'll be fine, why do you even have to do this anyways?" "...There's this... academy...

  • 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  
  • Dancetale: An Undertale FanFic
    21.8K 881 15

    Frisk lives with her adopted mother and father Asgore and Toriel. She also lives with her brothers Asriel (adoptive) and Chara (biological twins). Now everyone in her family only does classical entertainment. Including her. Asgore, Toriel and Asriel all have the dance style of waltz. And Chara and herself have the dan...

  • [Discontinued] Dance My Soul Out (UnderTale: DanceTale AU Fanfic)
    2.5K 106 8

    Frisk was just a normal girl, with a kind heart and a love for dancing, but there was one problem... She didn't know how to dance. Becoming a disgrace to the humans, she ran away. Frisk fell into Mt. Ebott... The mountain where monsters reside. The humans said that mosters were only going to hurt you. That they wer...

  • -Old Friends- Ink Sans X Reader X Error Sans
    116K 2.7K 17

    You've fell into a dark hole and met Flowey, you and Flowey acted like enemies and you wanted to be friends. You met Toriel and had to leave, but you hated your life in the surface. You ended up in the snowed woods and heard kids playing, but you were cold as HELL. You rubbed your hand for warmth but it created a (F/C...

    Completed  
  • Inktale!sans X Neko!Reader
    55.8K 1K 12

    I was bored and I thought about how few Ink!sans X Reader stories there are. So I thought, "Why don't I write an Ink!sans X Reader story because there are not many out there." So here I go and I'm sorry if it's bad but I don't write stories often.

  • A Problem? {Ink!Sans X Reader X Error!Sans}
    266K 9K 55

    "W- Who are you?" "YOU DON'T HAVE TO DO THIS!!" "Just be safe." "Here, let me help you." "I don't want to hurt you!" "Calm down." "Please Stop." "Listen, it's okay." "Don't worry." "Be careful!" "Everything's alright." "I won't ever let you get hurt." "I Promise." "I Promise." ~~~~~~~~~~~~~...

  • Deadly smoke. (Gaster sans x reader)
    19.4K 605 8

    Jbeckeqougcqcluh3i i

  • ~War~ A G!Sans X Reader
    34.9K 1.3K 20

    This story is under massive editing once again ⚠⚠ Hopefully ill get it back up and running so that its actually enjoyable!

    Mature
  • Error!Sans X Reader
    44.1K 1K 8

    My own cover! :D An ordinary girl that just loves art and music. Well, maybe not ordinary. But then officially is in a, MULTIVERSE?!? Maybe some skeletons aren't that bad...

    Completed  
  • Error!Sans x Reader {[(Under Editing)]}
    144K 5.1K 47

    A special human is going to need all the help they can, when a certain child is trying to destroy an underground community of monsters, a secret group of glitches, and the one who can harness the power of every self they are.

    Completed  
  • Tangled (Error Sans x reader) {Completed}
    206K 4.4K 23

    Error 404 Page not found

    Completed  
  • "You Can't Escape Now , Doll" (Gaster!Sans X Reader-chan)
    81.1K 1.8K 20

    Your a 18 year old girl named (Y/N), you've been living in the underground for 1 week and you've been staying with Tories. You had run away from a family who never really loved you except your brother. So you tried to do what most people would have done and tried to commit suicide. That plan had failed and that's when...

  • Hidden Inside (Gaster!Sans X Reader)
    85.9K 3.4K 31

    After the monsters are set free, they aren't too keen on befriending humanity. They won't show themselves yet. They will get revenge on the war the humans had waged years ago. Now they attack in secret, getting patrols and assassins prepared at nightfall. One of the pairs of assassins is Gaster!Sans and his brother. W...

  • Gaster!Sans
    17.7K 791 30

    ((IMPORTANT: I SUCK AT GRAMMAR WITH MANY TYPOS AND CURRENTLY FIXING IT WITH MY EDITOR, THANK YOU)) (Updated whenever I have the time to write) So Gaster!Sans and Gaster!Papyrus came to the surface. This is generally surrounded of Gaster!Sans and THERE WILL BE NO LEMONS WHATSOEVER. Gosh, I'm never going to write any of...

  • After Dark An Gaster Sans X Reader
    14.2K 402 4

    This is from the readers point of view. You don't know where you came from. You don't know where you've been. You don't even recognise yourself. You're lying in the street whilst it's pouring it down. Your hurt and alone. Your clothes are in even worse condition than you are. You feel that your going to die there. Unt...

  • Gaster!Sans x Reader [DISCONTINUED]
    9K 241 10

    The barrier was finally destroyed with the help of a child named Frisk. Humans and monsters can now live in harmony, with no wars included. But what happens when a monster who's hatred goes to only humans finds a kind girl who tries to change his mind of who they are? Y/n=Your name That's all you really need to know...

  • Pick-up Lines {Gaster!Sans X Reader}
    5.1K 208 1

    Well, because WHY NOT?!?

    Completed