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  • The SS mental hospital (Sanscest)
    43.3K 2K 46

    Cross is taken in by a new Mental Hospital. A better one. But is it really a mental hospital? Or is it a sanctuary where he is destined to find love. What happens when the enemy finds this place? (I'm not good at describing stories sorry) Ships: Drink Errormare Crerror Crossmare Outerkiller Kustard Bloodlust Dustbe...

    Completed  
  • Forbidden Experiments
    25.8K 1.4K 43

    From what anyone could tell, the Multiverse was at its most peaceful time from what they could remember. There was only one threat to worry about, and it was not as destructive as a past one. The known Multiverse was almost perfect. Hidden in darkness though, lurks greater evil... Danger... And mystery. When aus beg...

  • Wilted [ Sans x Flowerfell! Reader ]
    114K 4.3K 20

    You were afraid. For the first time in your life, you were truly afraid. You weren't afraid of the never-ending darkness that had now consumed you. You weren't afraid of the monsters underneath your bed. You were afraid of the flowers.

    Completed  
  • Forbidden Friendships
    128K 5.6K 51

    When protector of the Multiverse, Ink, and destroyer of the Multiverse, Error, get tricked into taking part in a social experiment, things slowly get out of hand. When an unexpected scientist realizes who another scientist is experimenting on and gets curious, the creator and destroyer face an adventure they've never...

    Completed  
  • Creative Love (Ink Sans x Reader)
    11.2K 299 11

    You have know Ink since well, since forever! You were dropped off with Ink when you were young. He became your only friend. You had found out that you were supposed to help Ink protect the AU's and so you did, little did you know that you soon fell in love with him. Will you tell him? Or keep it to yourself? Read this...

  • Souls {Multiship Sanscest Story}
    46.8K 1.6K 68

    Ink has a lot of problems, unfortunately it takes a falling out with his best friend, and a very strange roommate to make him realize that. Or, Ink's a bitch who gets a well-needed wake up call, with everyone else's problems in between. Disclaimers: -Lots of cursing -Unfunny humor -A bit of violence -Character de...

    Completed  
  • Target Settled|Outer!Sans x Killer!Sans
    84.1K 2.9K 39

    |UNDER EDITING| Killer was loyal to stay within Nightmare's team, little to no emotion with no worries, until he stumbled across a beautiful alternate Universe. Upon meeting the sans of this universe, will Killer treat him the same fate as he once did in genocide or will he spare his life? -WARNING This Story Includes...

    Completed  
  • Forced Resets (Sans x Reader)
    59.8K 1.9K 60

    Your name is (Y/N), or seven as you call yourself, and you have tried all you can to stop these resets. Its not you nether is it Frisk. You don't know who it is. It is almost at the 100,000 mark and you can't help but notice some changes going on. And your not the one causing them... You may need some backup.

    Completed   Mature
  • Chainsmoker [ Gaster!Sans x Reader ]
    30K 1.6K 15

    Routine. The entirety of every living thing is dominated by it, human or monster. Everything HAS to be the same. It was in this that you were the exception. For you everything was new, every time line a detailed altered in order to satisfy your sadistic desire for a new ending, whether it be only a few details of dial...

    Completed  
  • When the Multiverse Falls {On Hiatus}
    5K 244 10

    The Universes have crashed together, and all that is left is a barren wasteland of mismatched code. The creator has gone missing, the balance no longer exists, and many have died. However, there are a few who have made it through the Fall. These are the survivors. What will happen to them after Multiverse Falls?

  • Demons And Mortals | ErrorInk | EDITING
    107K 3.8K 66

    This book is in the process of being edited, so if you see something that doesn't make sense. Just know it's being fixed!✨ ~ ~ ~ ~ Demons have had sexual relationships with mortals for centuries. Ink had a past with Error, who had use to be an angel. He was torn from his purity of being an angel of heaven and stri...

    Completed   Mature
  • Despite Everything, It's Still You. (Sans x Reader SLOW BURN)
    353K 17.3K 101

    (This story contains 18+ subjects. Please read the tags.) You're at your limit. Life has never been the kindest, in regards to you. But now, it's just getting to be too much....something has to give. So, you decide to make a change.... ....and as a result, fall down a giant hole. Yeah, life's funny like that.

    Mature
  • 𝔇𝔞𝔫𝔤𝔢𝔯𝔬𝔲𝔰 𝔅𝔢𝔞𝔲𝔱𝔶- { 𝐼𝑛𝑘 X 𝐸𝑟𝑟𝑜𝑟 } [editing]
    87.4K 3.8K 37

    𝔇𝔞𝔫𝔤𝔢𝔯𝔬𝔲𝔰 𝔅𝔢𝔞𝔲𝔱𝔶- { 𝐼𝑛𝑘 X 𝐸𝑟𝑟𝑜𝑟 } ________________________________ Dangerous Beauty- { Ink X Error ________________________________ Error isn't the type who believes in mythology or anything of that nature; you could even say he found it foolish. Even after encountering a possible mermaid, he re...

    Mature
  • A shimmer on the horizon (Sancest multiship) [Discontinued]
    50.1K 2.3K 34

    (1st book) Once the world went down. The sea destroyed everything the humans and monsterkind knew so far. Many centuries after that, a pirate group made of monsters appeared. They had abilities the world hadn't seen so far and were feared in the whole world. But one day they disappeared without a trace. X lives a nor...

  • My Greatest Experiment (Skelebros' Origin Story)
    33.2K 1.8K 29

    After much research and theorizing, I've decided that I'm going to attempt it. It's risky, but I'm so desperate at this point that I'm willing to put my own well being on the line. If I survive, this may just turn out to be very... interesting. This is my thoughts on the origins of Sans and Papyrus, as well as their...

    Completed  
  • Don't let them in! {multiship story} [sanscest]
    31.2K 1.5K 19

    A world of abnormal actions have started. It started with a few people getting killed each year but one day...everything changed. Monsters are loose. Killing people over and over again. Some will possess you, some will kill you in an instant... People try their hardest to stay alive....which there are a few survivors...

  • Book 2: The First Fallen Human
    13.7K 398 69

    (DISCLAIMER: THIS IS AN UNDERTALE AU) Allow me to describe this in the simplest way I can. There is a fanfic-like covering, but with a much darker, twisted undertone. Sanscest, if that's what you're for, but also a juicy amount of story with it. Enjoy!

    Completed  
  • Making History (Completed)
    51.5K 1.3K 26

    This is a Yuri on Ice Dance/ College/Burlesque-ish AU stuff and MPREG combination. Yuri is at an arts school perfecting the art of dance to become a professional. To put himself through college he bar tends and strips on the side. Here he meets the infamous dancer Yurio Plisetsky or better known as his idol the Russi...

    Completed   Mature
  • {COMPLETED} Sans x Reader Oneshots
    346K 6.3K 36

    Well, I got requested to do this and I dedicate the first part to them! Basically this is just random scenarios with you and Sans! DISCLAIMER: I do not own Undertale or you. COMPLETED Cover made by @HoundsTooth

    Completed  
  • Divided [ Sans X Reader ]
    357K 14.8K 56

    Almost four years marking the anniversary of monster kind reaching the surface, the human ambassador Frisk goes missing. Severing the link between the two species, an all out war breaks between humans and monsters. After bloodshed on both sides, monsters emerge victorious. Yet somehow a miraculous town in San Francisc...

    Completed  
  • Kréme / Driller Oneshots
    98.5K 2.8K 37

    I write killer x dream in all my spare time these days with my ship brainrot. These will mostly be angst or smut shots, not much else Ongoing series: Guardian angel: Angst angst angst. Dream died and is left a guardian angel to stop killer from reaching the same fate he did. (Writing starts bad, gets better). ✅COMPLE...

    Mature
  • Repo Man (Mafia!Sans x Reader)
    52K 2.1K 21

    In a startling post-apocalyptic world, society is divided into two orderly classes. The human race stands on top, untouched by nuclear war in the city of Chicago. Monsters are at the bottom of the food chain, confined to live in run-down apartments, minimum wages hard to come by, the backbone of the work force in Chic...

    Completed  
  • The Multiverse: Mash-up [#1]
    17.9K 531 92

    INK SUDDENLY GOT BORED. After he finished making another Au, he suddenly got bored. Then, he had an idea. He would make an Au with Undertale and all the best animated movie characters with their own other past. PERCY FELT BAD. He was content with his life at camp half-blood when suddenly some extra powerful teens popp...

    Completed  
  • ℭ𝔯𝔢𝔞𝔱𝔦𝔳𝔢 𝔐𝔞𝔤𝔢(Sanscest Story)
    54.8K 2.5K 53

    Monsterkind can't gain anything without first giving something in return. To obtain. Something of equal value must be lost. That is Mages first law of equivalent exchange. And in those days, we all thought that it would be and one worlds only rule. so many questions fill the world. Will we be able to find an answer to...

  • Old Mansion (a Sanscest story)
    59.5K 2.5K 21

    Looking for a creepy place to play games, Nightmare brought his friends to an abandoned mansion, ignoring the rumors about it being haunted. It didn't take long before weird things started happening in this insanely dark place though. But if there really are ghost here, what do they want ? Their lives or something els...

    Completed  
  • A Mortal's Touch (A Killer x Dream Fanfiction)
    94.3K 5.3K 21

    For millennia, rules had been set down in concrete for gods and mortals; -No God should ever make contact with a mortal -Bringing mortals to the immortal realm is forbidden -Visiting the mortal realm is allowed, but as long as NO contact with mortals is made - NEVER fall in love with a mortal If these rules were brok...

    Completed  
  • How deep is your love? (A multiship story) [Book 1 completed]
    51.4K 1.9K 36

    "The hell-war". A war between the goods and the bads was established. In 79 days, it'll begin. Will there be bloodlust? Will people die? These questions won't be answered, until I write XD. ships: Afterdeath, Kreme, dustberry, crossmare, errorink, horrorlust, fell, some others... Cover is not mine, nor the characters.

    Completed  
  • Supernova (Ink!Sans x Reader)
    15.3K 473 5

    The multiverse is in ruins. In the aftermath of a bloody war between Nightmare and Ink that cost the live of billions, the painter and the few remnants of his followers find themselves picking up the pieces of a multiverse that seems to be on the brink of collapse. Universes large and small have been erased from exist...

  • Flight (Fallen Sequel) [Discontinued]
    11.4K 490 8

    {Note: This is a sequel to my book 'Fallen'. Make sure you've read that before reading this.} Ink is gone. Error struggles with that reality. His friends are no longer around to help him, and he starts to fall into darkness. He starts to lose hope. He starts to give up. But a lost soul saves him. ... It seems there is...

  • Two Landscapes • Of Sun • And Moon(Crossmare)
    52.3K 1.7K 35

    Nightmare and Dream are the protectors of the sun and moon tree. Nightmare had enough of the constant abuse that the villagers had gave him. So he ate the dark apples. But before that he met Cross in one of his dreams. Cross wished to meet Nightmare. He was fond of Nightmares company. But if he once found Nightmare...

    Completed