Underfell Stories

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1.2K Stories

  • Fell Sans x Reader  by Irregular_Galaxy
    Irregular_Galaxy
    • WpView
      Reads 1,281
    • WpPart
      Parts 15
    Uh i'm bored so here is a not so innocent story about love. you are 19 and he is 21 also you work at grillby's
  • My Edgy Wolf (Werewolf Uf Paps x reader) by NightmareWolf937
    NightmareWolf937
    • WpView
      Reads 6,187
    • WpPart
      Parts 35
    You are a 19 year old female. You also work at a Cafeteria even if you are rich. Your dad and mom are CEOS and earn a ton of money. You wanted to work even if you didn't have to. You stumble upon a creature, part skeleton part wolf. What will happen to you if you keep him? {Complete}
  • 『𝐀 𝐆𝐮𝐚𝐫𝐝𝐢𝐚𝐧𝐬' 𝐌𝐨𝐭𝐡𝐞𝐫』⦉sᴀɴs ᴀᴜ x ᴍᴏᴍ!ʀᴇᴀᴅᴇʀ⦊ by Amber_toast
    Amber_toast
    • WpView
      Reads 237
    • WpPart
      Parts 3
    All she wanted to do was to settle down a bit with her children and live peacefully.... ...So why the hell did these skeletons and this woman appear in front of their house?! She already had to deal with the people in the village nearby and now 𝘵𝘩𝘪𝘴? And can anyone tell her why is her children's older selves here? Why the fuck is this woman pestering her? And why won't some of these damn skeletons mind their 𝘰𝘸𝘯 𝘧𝘶𝘤𝘬𝘪𝘯' 𝘣𝘶𝘴𝘪𝘯𝘦𝘴𝘴? ......The only good thing about all this is that she now has more children to spoil- ⦅𝚁𝚎-𝚠𝚛𝚒𝚝𝚎 𝚘𝚏 𝚖𝚢 𝚏𝚒𝚛𝚜𝚝 𝚋𝚘𝚘𝚔⦆ ⦅𝙼𝚘𝚟𝚎𝚍 𝚏𝚛𝚘𝚖 𝚖𝚢 𝚖𝚊𝚒𝚗 𝚊𝚌𝚌𝚘𝚞𝚗𝚝 𝚝𝚘 𝚑𝚎𝚛𝚎⦆ 〖ᴏɴ ʜᴏʟᴅ〗
  • 📉Fell Wallter VS Mafioso⬛ by LaHaiwanz
    LaHaiwanz
    • WpView
      Reads 130
    • WpPart
      Parts 13
    i guess im only giving picture credit. https://www.deviantart.com/emiraishere/art/Fell-wallter-and-mafioso-1302965315 ⚠ THERE ISN'T PROFESSIONAL LINGO HERE⚠ ->Mafioso is from forsaken -> Fell Wallter (Aka Wallace) is an underfell version of Wallter from Regretevator. idk what his is fyi in this story it's like 2022 and Wallace was born in 2006, while Mafioso was born in 2002. MikeBlox and Kasper were born 2007. This image depicts a fan art illustration featuring two characters, Fell Walter and Mafioso, from a narrative potentially related to mafia themes. The character on the left, Fell Walter, has a grey, cracked appearance and is wearing a red scarf. The character on the right, labeled as a mafioso, is wearing a black suit with a yellow collar or facial covering and is surrounded by floating green currency symbols. The art style is digital and stylized, focusing on character interaction within a thematic background.
  • 《Undertale au sanses x fem!reader》 by Skyler183_AnimeLover
    Skyler183_AnimeLover
    • WpView
      Reads 1,698
    • WpPart
      Parts 11
    (Cover not mine!) you are a monster of the underground and is a close friend of sans,you And sans meet when he visited your cafe and slowly became friends,and You met frisk who is such a kind child..and when the underground were Finally able to go at the surface everyone was overjoyed,but just after A few months frisk and sans had been acting strange and you figured out That there are aus! but... there is no different versions of you and you wonder why.and suddenly a Weird portal had opened and you had now met a skeleTON of sanses and Each one had fall for you like how your sans did Who will you choose? Read to find out..
  • Meme Tea ☕️  by iamnonexistenthaha
    iamnonexistenthaha
    • WpView
      Reads 5,959
    • WpPart
      Parts 27
    Undertale, Deltarune, BNHA, and more! Basically just random stuff I have saved on my phone for some reason (tbh it's mostly just Undertale) None of these memes / works of art are mine unless stated otherwise. If you want to know where i got the memes you can ask me by commenting and I'll gladly search for wherever i found it
  • Little Lyrebird(G!Sans x Reader) [DISCONTINUED] by xXDiabolicEnigmaXx
    xXDiabolicEnigmaXx
    • WpView
      Reads 74,646
    • WpPart
      Parts 29
    He created me to become the people's art. But he has only created the perfect weapon. (Cover drawing is not mine)
  • An undertale life. (undertale fanfic~) by AlixHill
    AlixHill
    • WpView
      Reads 322
    • WpPart
      Parts 8
    Long ago, there was a land far away. lived 5 princess's and their two younger siblings. After the parents passed away from the war. It's up to the eldest to protect the kingdom, that is until they make it back.
  • Till death....do we part by Lunawolf75247
    Lunawolf75247
    • WpView
      Reads 1,082
    • WpPart
      Parts 12
    Before anything, you might want to read Soft red X classic, warning it is a lemon. But it will give you some background knowledge of everything's start. Sans and Red have been together for many years and even got married. Things where never better, until something happens. I'm not gonna spoil it so read on All characters go to their respected owners along with all the drawings that I use that aren't mine
  • Lunar eclipse Dream x Reader (COMPLETED) by Kath1908
    Kath1908
    • WpView
      Reads 382
    • WpPart
      Parts 15
    (Y/N) (L/N) lived in Underfell when suddenly Nightmares gang shows up and wrecks part of town. (Y/N) happened to be there and tired to help. She ends up getting hurt but what happens after that? How will this change her life? Wouldn't you like yo read and find out? Book 1 of the Celestial Trilogy.
  • THE FALLEN SISTERS by fanfxc_wrxtez
    fanfxc_wrxtez
    • WpView
      Reads 421
    • WpPart
      Parts 14
    Ink and Error are having their usual fight when a girl falls from the surface. Imagine their surprise when another girl falls down. Clarisa and Moti get used to staying in the Void and begin to enjoy their time there. But different powers that even the sisters are unsure of begin to appear. Ink and Error feel obligated to investigate these mysterious forces, but will they unearth something that may be the end of them all? And will they confess their love for the wolfy pair?
  • Death on Two Legs( Is that edgy enough for you?) by Virus_bOi
    Virus_bOi
    • WpView
      Reads 131
    • WpPart
      Parts 3
    "It's not you-it's me, really. Sorry." You kill him fast, quick. Don't feel, it makes it worse. He's dead. Your friend is dead. And his soul pulses in your chest. Bright. Wonderful. Kind. Everything you cannot be. Because your name is Fresh, a parasite, and the human left in you doesn't know when to call it quits.
  • Fallen Into a Bitty of Despair by 7h3D4rkArts
    7h3D4rkArts
    • WpView
      Reads 1,815
    • WpPart
      Parts 34
    Reader falls into a state of apathy after a major tragic event that gets them to seek help. They are selected to be given a service Bitty when doctors found out they live by themself. What happens when the reader starts to dig up the past. In a world of magic and secrets unexplainable things might happen. At least you wont be alone.
  • Underfell Sans Diary by Underfell_Fan_AU
    Underfell_Fan_AU
    • WpView
      Reads 1,974
    • WpPart
      Parts 5
    I have a different book and this is basically what was happening before that book happened. So this is Sans's life before anything else happened.
  • UnderDimensions by xXKillerLoveXx
    xXKillerLoveXx
    • WpView
      Reads 42
    • WpPart
      Parts 2
    UnderDimensions follows the story of Abigayle as she fights to keep control of herself and free the monsters. Since she first fell into the underground, she has felt a shadow always looming over her and covering her soul with unfamiliar power and dread. She doesn't know what this feeling is, but she does know that every couple timeline, the timeline will reset and she'll start over, not remembering the previous timeline. Our player will fight to save the monsters, until she soon realizes that every time, the timeline resets before she leaves the underground. Will she ever achieve her task, or will she be doomed to stay in the loop until she finds her true purpose to have fallen. Follow the story and provide input to help our player!
  • UNDERTALE(Father's SECRET) by EyelessLover101
    EyelessLover101
    • WpView
      Reads 46
    • WpPart
      Parts 2
    During the years that Gaster was alive as a skeleton so to speak he had worked a secret project a project that ended in his death or the erasing of his existence his sons unknowingly come across this experiment and at the same time the first human to ever fall has fell who ever said Chara was the first.
  • Honesty - An Undertale AU. by AngryEclectus
    AngryEclectus
    • WpView
      Reads 623
    • WpPart
      Parts 3
    Honesty is an Undertale AU where Frisk's soul was taken by Undyne, and brought to the capital. After fusing with the souls, Asgore forced the monsters to kill the humans, and another war was started. The humans defeated the monsters once again, slaughtering their king, and banished the remaining monsters inside a dormant volcano.
  • Default Title - Write Your Own by BaileyNorton1
    BaileyNorton1
    • WpView
      Reads 59
    • WpPart
      Parts 1
  • Sans meets Fell by Toaster_Draws
    Toaster_Draws
    • WpView
      Reads 55
    • WpPart
      Parts 2
    This a based of a roleplay I did. In this story Sans ("Classic") meets Underfell Sans ("Fell") Underfell is a Au of Undertale. (Alternate Universe) I hope you like this story and sorry about any spelling errors (if there is any)
  • Cool, Cute, Sad, and Funny Undertale Pictures from the web by Corpsetalia-fan
    Corpsetalia-fan
    • WpView
      Reads 160
    • WpPart
      Parts 1
    That is right people, this is a book containing all of the cool, sad, funny, scary and even mediocre fan arts all over the internet for UNDERTALE! and all undertale AU! Please come in and comment on your favorite pictures! Warning there is some yuri, and yaoi based pictures in here! Warnings for these with be posted with ***EXPLICIT*** notes on them, meaning they are for those who only want to see the hard stuff! (sex related or extreme gore. More than likely horrortale will be in there a lot XD)