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  • Reborn as a baby Xtale Gaster
    7.7K 459 8

    This doesn't 100% follow the original Xtale story even before the babifacation of Gaster. When a pure yet genius soul dies at the same moment one of Xtale Gaster's overwrites goes wrong. Being reborn in XGaster's now baby body they don't gain any of his memories and are highly confused about the scene before them...

  • The New G̶͉̤̮̮̗̩͓̦̭͗̐̀͛̊͛̚͝a̶̟̲̘̘̗̖͔̿͛̏̈́͆̏ş̶͓͍̪̩̿̈́͊̽ͅṫ̷̢̞̹͔̻͈͙͚e̶̮͍̤͎͖̰̣͔̅r̶͗̓
    6.6K 387 6

    Darce got reincarnated into her favorite game which is Undertale... but she didn't expected to be mad scientist which is Gaster and different one!!! But this Gaster is Gender Neutral and doesn't give up on helping out their people but they ended up in black void where the Gasters are. Will Darce help them to return t...

    Completed  
  • Reincarnated as Underswap Sans and how about Error get kidnapped instead?
    57.4K 2.1K 21

    what if someone reincarnated as underswap sans and they kidnap error instead of being kidnapped by error? let's find out hehehe... This is no Blue or Blueberry . Cover belongs to Pokefangirl491 on deviantart

    Mature
  • A Younger Brother's Love and Determination
    1.9K 161 2

    This wasn't his first life, wasn't even his second life. He was now on his third life. Who was he? First he was a human named Jaxon Miller. Then he was a magic skeleton names Papyrus, nicknamed Edge by his counterparts. Now? Now he wasn't sure who he was, all he knew is that after he as Edge forced a Multiverse reset...

  • Emerald
    19.5K 1.4K 19

    Fresh ends in a AU without monsters. with a desperate need of a new host. So he takes a blind desperate jump. Funk... he was stuck in a mage Kid. Fresh ends raising Harry Potter

  • Broken Chains of Captivity (FGOD!Error)
    41.1K 1.4K 7

    Error has had enough of the torment and abuse he had went through, especially the newest stunt Ink had pulled. He had given up on the Multiverse in a fit of sadness and insanity. He originally planned to jump off to the void alone, but an unfortunate incident happened that caused him to have a certain light guardian f...

    Mature
  • Reacting to Multiverses
    9.1K 252 10

    Welcome All from Above, Below, Inbetween, and Out of this World~!!! Today the very, unknown, characters will react to their very stories!!! Secrets and even worlds shall be shifted as everything will come to light~!!! Let's see the ripples that come into play and how far others shall go for those they love dearly.

    Mature
  • I am the classic
    96.5K 2.9K 14

    Somehow...I've become a sans...and not just any sans.. I'm classic!? What the flip is going on!? Wait why are different sans and papyrus's showing up at my home? I didn't even mess with the machine yet since I got here since I was busy working out so I didn't tire easily! (Different things happening, possible differe...

  • 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

  • Father Like Son
    11.9K 359 32

    Christopher Afton was transferred to an orphanage after his dad went to prison for child murder. He was roughly around 11 years old when everything changed for him. Now he has to survive in a castle full of Nightmares servants. Will he escape and die in the process, or will he accept his new family of villains? (COMP...

    Completed  
  • My Anomaly (An Error Sans X Reader)
    39.8K 1.4K 20

    When your sibling Chara goes missing you fear the worst, but life takes a surprising turn for the better when they release the monsters trapped underground. Living this new life in your home AU of Underswap things couldn't be better. That is until a certain skeleton appears and threatens to tear apart your Au. Not wa...

  • You and Your Bitty Pals
    223K 8.1K 62

    It has been 10 years since the monster broke free from the barrier, and since then monsters and humans live together in peace. But for some reason, monsters have somehow got a mini version of themselves, no one knows how or why it just happened. And for some reason, the skeleton bittys are popular because of their man...

  • Ms. Teach (Sans x Reader)
    12.9K 382 74

    Y/n is a music teacher, known for making music, and/or covering music and songs. Now, your working days at school are over, and decided to take a trip with your friends to a famous mountain, namely Mt. Ebott. That night, while everyone is sleeping, excluding you, you found a girl taking a walk on the mountain. Traili...

    Completed  
  • Sapphire Judge (Undertale x BNHA Crossover)
    274K 9.5K 44

    Sans world gets reset and he finds himself transformed into a human girl in a world of heroes and crime. She, however, is all alone, her friends and brother all lost to the past, lost to the last world that she now only has in memory. With this new life, she vows to learn to become a hero, so she can save those who ca...

    Completed  
  • BITTY! NightMare Sans × Reader
    11.2K 401 9

    y/n was very sarcastic and would always tell someone what they didn't want to hear. If someone said they were a horrible person and they were. Y/n would not tell them that there a wonderful person. She would tell them what she thinks. This caused her to not have many friends since most the people she had met always wa...

    Mature
  • Reborn as a Echo Flower?
    161K 7.4K 48

    Where am I!?And why the heck am I suddenly a blue talking echo Flower?

  • Reborn As Error's Mom
    67.9K 3.2K 18

    Well to start off, I'm just a teenager and I died in my sleep and was reborn as a skeleton, who is supposed to be error sans mom?...*stares at the cute bundle of cuteness in my arms* I'm definitely protecting you with my life.

  • Naturetale : reborn as lavender
    91.3K 2.9K 16

    (As far as I know, no one has made a story about naturetale like this so..and the only reason why I writing one like this is because of fatal error part 5? Or part 4, go check fatal error out on YouTube if you haven't seen it already. This will invole the same names for lavender, thistle, and poppy, the others have th...

  • Reborn as Dream from DreamTale
    45.5K 2.1K 10

    One minute I'm peacefully babysitting by little brother, the next in Dream from DreamTale. Does this mean I'm gonna need to act nice towards everyone? One thing's for sure, I have another brother who I love more then life itself, and who I'm gonna protect no matter the cost! Especially since it's my fault he's so weak.

  • Transported as Ink Sans (Forced God of Creation)
    31.2K 1.1K 7

    Someone dies and is reborn as Ink Sans. But something's different... their born as a Forced God of Creation. Waking up in the Doodle-Spear with voices yelling at them and then later getting beaten by Fate? Yeah it's safe to say that we are in for a bad time. However it also seems that Error and Nightmares gang are als...

  • reincarnated as wyvern [MIGHT BE GETTING REWRITTEN!!]
    30.2K 1.3K 19

    what if someone from our world died and was reincarnated as atomic!sans/wyvern? please understand that the au of 'atomictale' was made by me and i dont mind if anyone uses my au for their own stories, id love it actually. please note that most things that happen in this story arent canon to the actual au, but most of...

    Mature
  • Reborn as the tree of feelings
    85.1K 3.5K 12

    What if someone died and became the tree of feelings from dreamtale? Well things won't stay the same, that's for sure. (Different everything etc, different personalities etc, different multiverse

  • Reborn as sans from UnderSoul
    66.8K 2.1K 13

    I was reborn as sans from my own made up au. How did that happen? I have no idea. Luckily I was still a kid so I didn't have to act like how I made sans to act like but maybe having that act on will be amusing? And wait how did I end up in undertale with my brother and dad and..other sans and papyrus? What exactly hap...

  • Former Destroyer turned Jinchūriki ... Great (On-Hold)
    87.9K 3.8K 28

    Error jumps in the void and is now Naruto Uzamaki....He just wanted to rest dangit! Well lets see he can get use to this new life. ((I don't know when I will come back to update this. My Naruto drive gone blah Sorry everyone for the wait, and promises. Just caught up with other work too. Maybe one day it'll come back...

    Mature
  • Reincarnated as nightmare sans from Dreamtale
    165K 6.4K 22

    A women who loves children dies and is face to face with the decision to reincarnate as nightmare sans if she allows herself to be Karmas chosen child. 'Fgod error belongs to Harrish6'

  • I'm a Fan!
    156K 6.5K 49

    [formerly known as 'I'm Not A Cannibal!'] - Waking up in a strangely familiar place is weird. Realising you've been turned into a skeleton is even weirder. But actually BEING Sans? And not just any Sans, but THIS Sans? Oof, this is gonna be interesting, especially since he doesn't seem to STAY in his AU. - Slight...

    Completed   Mature
  • The Immortal Stargazer
    29.7K 1.4K 26

    I finally had everything figured out in my life. I'm a normal human. I went to highschool, made friends, explored options for the future. Then, out of nowhere, guess what happens? I fall into a coma and die! What's more, I leave my family, my friends, and pretty much everything else I knew behind. When I wake up, I'm...

  • Becoming ink sans from undertale multiverse!?
    298K 8.3K 34

    What if someone from our world died knowing a lot from the undertale and their multiverse/underverse? What if that person also knew about the balance and didn't creat too many aus? Also they dont like creating sad au's like flowerfell or places they end up like dusttale or Horrortale. Yes they did make au's and may ha...

  • Reborn in an Undertale AU as Not a Sans?
    25.9K 1.2K 9

    A random Undertale fan is killed in a plane crash, and wakes up in a Gray Void as a skeleton. Scared and confused they realize they have similar magic to Ink when they accidently make a flower. After a while they end up creating there own AU, but forget to create a Sans. Not knowing what else to do they take Sans's pl...

    Mature
  • Wait... I'm Nightmare!? I Thought I Died!?
    244K 13K 52

    (Cover made by me!) (!Updates 1-4 times a month¡) You died by cracking your skull open as you walked out of the shower. Godamnit life!!! To die in the most idiotic way!!! Which was very frustrating until you met a strange entity in the 'in between' that causes you to be reincarnated as Nightmare. Errr... sorta. What h...

    Completed   Mature