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  • Huh? Did I become Error?
    24.8K 995 13

    What If I become Error? Will everything be the same from the original multiverse? or Will it change? ----------------------------------------------------------------- This is A fgod error story, yes I know I'm making myself suffer but it's worth it! [Fgod Error belongs to Harrish6] [Error Belongs to LoverofPiggies/Cra...

  • Reincarnated as a Hotel Sans for Au's!?
    3.2K 122 11

    A Undertale FanGirl that is a babysitter had got reincarnated! BUT AS THEIR OWN SANS THEY MADE!? They will have to take care of the hotel with some little helpers? WARNING!⚠️:Ships, Swearing, Violence, Would not recommend children under the age of 13+ If you ignored the warnings Don't Blame me! Also I would like thei...

    Mature
  • A Good brother
    32.9K 1.2K 23

    On the edge of dying that one "I'm sorry" changed everything between two brothers. !!!Editing everything all over again!!! Can contain some strong language time to time such as cursing and mentions of suic$de

  • I was reincarnated as Error
    39.1K 2.4K 38

    being kidnapped away from my death by fate... little does he know... warnings Cringe blood crack relationships? Ink being a happy asshole

    Completed   Mature
  • Reincarnated as an Ink!
    34.6K 1.6K 17

    A person is reincarnated as an Ink sans and has no clue on what's going on. I don't claim any characters or Aus. Cover by Keers Seeri on Tumblr.

  • that time i got transferred in another omniverse
    39.8K 1K 81

    William was battling a certain someone and as they used their strongest attack destroying the omniverse william awoke in a cave as he looks around then he meets a friendly slime read as they become friends or maybe even something more~ (this book is highly inspired by RimuruBestBoy's story Rimuru x male reader so thi...

    Mature
  • Hoping for a NIghtmare: Nightmare!Sans X Reader
    31.2K 964 22

    NO LEMONS! You are all alone in a world of chaos. The rest of your family was killed when the havoc started, and your friends either moved to safer places or died. The only reason you stayed is because you want to keep what little remains of their lives and stay as connected as possible. The only catch is, because you...

    Completed  
  • Reborn as underswap sans with gamer abilities..
    8.3K 412 3

    What if someone was reborn as underswap sans with gamer abilities? (So this was a request kind of thing and I did have another one in mind with this but with it happen differently kind of thing so there will most likely be two reborn as underswap sans with gamer abilities but I'll probably use a different name for it...

  • Reborn as Error
    817K 41.4K 182

    Cover image made by me. Someone meets their end too soon and meets someone who gives them another chance to live a more fulfilling life. One that they would enjoy despite the problems that may come along. In other words, reader becomes Error.

  • Transported as killer sans...
    9K 415 3

    I somehow become killer sans!? (Different everything, different beginnings, different personalities, different multiverse, multiverses etc

  • I'm the most epic sans ever
    22K 1.1K 6

    And someone from our world becomes epic sans, how will the rest handle epic now? Especially if they never even met epic before. (Everything is different, personalities changes etc

  • As..fear gaster...?
    1.8K 137 2

    So it was just an idea that popped up into my head. Things won't be the same in this au, possibly different personalities, different beginnings Etc

  • Error X Nightmare
    18.8K 426 29

    Nightmare goes missing. what will Error do with the gang?

  • Tales From the Orchard
    6.8K 500 12

    A glimpse into what comes after Nightmare's decision post ending of Core the Apple. BOTH endings will be included in here and marked for acknowledgement and various triggers

    Mature
  • Core the Apple
    27K 1.6K 14

    Nightmare has grown weary of the constant strife between himself and his brother. Every time he manages to fuel the ever-persistent need for negativity in his system, Dream and his friends immediately sap it out of him. So, Nightmare has decided he was done. If they believed the multiverse was better without negativit...

    Completed   Mature
  • Love and Truth
    1.5K 122 3

    This is errormare. Nightmare finds himself in a predicament when he is forced back to his passive form. He can't be seen like this. Not by the other aus, his brother, and god forbid his gang. Would they even want him like this? The real him doesn't need to exist. It never has. No one liked this him. So he ran away. W...

    Mature
  • {Old} A Change In Nature (Nightmare!Sans x Reader)
    98.9K 2.9K 26

    {The beginning isn't how I would like it so I'll be redoing the entire story} Despite your average, bullied, nerd life, your thoughts suddenly take a turn and you start to feel as though someone is always watching. After you unexpectedly lock eyes with an ominous shadow standing in the corner of your ro...

    Completed   Mature
  • The Raven's Nightmare
    3K 139 36

    Nightmare!Sans Fanfiction DreamTale AU There's a saying that the eyes are the window to the SOUL. And when I look into her eyes; I question myself... How can a SOUL so beautiful love a NIGHTMARE like me? ☽☽☽☽☽☽☽☽☽☽☽☽☽☽☽☽ Everyone loves a good fairytale. Where the hero's are loved and the...

    Completed   Mature
  • ReFLeCtiOn (Fgod) (Discontinued)
    26.1K 928 12

    What will happen if a Forced God of Destruction got transferred into another fgod multiverse and meet their counter part? Will they team up or break into a fight? What will happen to the transferred god's multiverse? My first book. Sorry if it's cringey or doesn't make any sense. Point out grammar that's wrong so I co...

    Mature
  • Reincarnated as Nightmare sans
    3K 187 4

    You were reincarnated as passive Nightmare in a different multiverse where there is already a Nightmare who ate the apples, but you have new abilities and you happen to more powerful then anyone in the multiverse...

  • Reincarnation as Dream sans
    26.3K 984 22

    you were just walking down the sidewalk when you see a kid around 5 or 6 cross the crosswalk as you watched the kid walking to the other side a car came speeding through you quickly run to the kid and save the kid form getting hit but you got hit instead the last thing you remember is screaming then blackness like you...

    Completed   Mature
  • 𖤐⏤͟͟͞͞A Guardians' Mother⏤͟͟͞͞☆ (Sans Au x Single!mother!reader)
    33.3K 1.6K 84

    She didn't really expected this, just a few seconds ago she was protecting her kids and now she's staring at a bunch of skeletons and a human with two of them looking a bit like two of her kids........ just what the ቻሁርጕ is happening?! ⟬Unfortunately discontinued in this platform and will only be able to post the new...

  • Reincarnated as Dream Sans
    9.2K 310 32

    This is the story of a little girl who was abused And one day she had enough and killed Herself but she was reborn as Dream sans Nightmares younger twin sister and she will do anything to protect Nightmare. Ps Picture is not mine give credit to the creator Ps if you're a minor or younger please click off my story beca...

    Mature
  • Reborn as The Mother of Dreams and Nightmares?! But not an ordinary one?
    1.6K 74 4

    A 14 teenage girl was walking home with her best friend. But suddenly a car was speeding through the road while her best friend went running on the sidewalk not noticing the car driving speedily, The teenager run to her best friend pushing them through the end of the sidewalk which ended up her getting into a car cras...

  • Feelings of Motherhood
    26.2K 1.8K 19

    Ink has a brilliant idea to bring Nightmare and Dream together, he forgot to take in the ideas others could be there. Enter Error, there to help Nightmare his friend. Error ends up Female and Pregnant. The baby... babies... Dream and Nightmare Ink is so Dead! Crackish fic

  • Nightmare's Connection [DISCONTINUED/REWRITTING]
    32.8K 1.5K 32

    Nightmare... the Guardian of Negitivity at least that's what they thought. Well that's what he was, until he found out the truth the true purpose of there Multiverse... That book was not ment for his eyes, It changed him, but yet it was for the better.

    Completed  
  • Dragon of Destruction
    184K 9K 48

    Error didn't know what to expect after being pushed into the Void. He didn't expect to be transformed into a teenager. He didn't expect to fall into a world full of dragons and a Multiverse stangely curious about him. He didn't expect to find a new family. Damn you Squid! He just wanted to rest with his family! (The c...

  • Becoming Fresh sans
    85.8K 3.1K 14

    What if someone in our world becomes fresh sans? --- Story Status: [✴️Ongoing] |⚪Unedited⚫| 。☆✼★━━━━━━━━━━━━★✼☆。 Impressive Ranking: #128 out of 47.9k - Undertale | ⊙.☉ #3 - undertale au | 😳 3/30/2021

  • Fallen Negativity
    9.6K 441 12

    we've all heard of fgod error and how he falls into the void and goes to a different Multiverse....how about we switch the roles and put nightmare in his place....then the possibilities are endless.

  • Error is... CLASSIC!? (Book One) (Completed)
    33K 1K 9

    What if Classic was secretly Error, and he was assigned the role of being the Forced god of destruction? Also, Cover is not mine! #3 in Fgod Error as of 8/12/2020 #6 in Classic Sans as of 8/12/2020 #666 in Undertale as of 8/18/2020 (THIS IS CURSED NOW LOL-) #18 in Error Sans as of 8/28/2020 #288 in Undertale as of 8/2...

    Completed