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  • Undertale | grillby goes into other au/aus?
    36.7K 2K 21

    What if grillby accidentally ended up in another au? Maybe more then one au? How would it be like for the original grillby to end up in other aus like underfell or Outertale? Well, your going to find out! (Things will be different like personalities or even the actually au of undertale, and grillby etc) (I got inspi...

  • Undertale | a weird fusion
    1.8K 114 4

    So someone asked me to help them with the story or for me to write it so they can see how they can probably do it. (I did it my own way and they will have their own way to do it when they figure out how they want to do it) The one who asked me is Dorian_Dreamer Also I might try and draw a cover for it lol. Idk if I'll...

  • I'm...swap gaster?
    62K 3.4K 22

    Yeah sorry gained an idea on if someone became swap Gaster Also they may be apathetic or just confused on their feelings and MAYBE Autistic, I may be a bit wrong on apathetic or not completely accurate idk yet And it's a huge maybe on the autistic part it might be mentioned at some point or not I usually don't do th...

  • As ready as I can be since I'm dust...wait hold the phone! Pregnant!?
    42.8K 1.8K 10

    (You know how it goes, someone from our world Ends up dead and becomes dust sans..but somehow pregangt, different things, different personalities etc

  • Undertale au oneshot stories
    1.8K 69 4

    You can make a request for the one shots stories I'll probably make more parts but I'll also have other characters as the main characters in different parts. Like this first one is about error and then is about someone else ok? Also I may or may not publish them in the same order, I haven't finished the first chapter...

  • Reborn as gaster but as a human too?
    13.7K 670 5

    What if when gaster fell into the core and his soul shattered...what if he was reborn as a human that had knowledge from there first life from our own world? What if...gaster didn't remember that he was actually gaster but though he was a human from our own world with those memories and knowledge from our own world...

  • Transported as lust sans...kinda?
    12.4K 723 6

    What if..someone was transported as lust sans.. and also weren't them at the same time? (Different happening..different beginnings...etc

  • Titanfall and undertale aus crossover : transported as sans
    746 52 2

    What if someone was transported into a different kind of multiverse as sans but in titan fall? And then they end up in the original au with different sans and papyrus's and with his own brother papyrus... (Different everything, different personalities etc

  • Reaper sans in creepypastas world
    20.1K 1K 8

    What if someone pushed reaper into the void while he was visiting outertale? Well nothings going to be the same since reapers no longer in the same multiverse... (Everything's different, etc

  • Transported into a skeleton orca mer but I'm killer as well!?
    14.5K 941 9

    What if..someone was transported as a orca mer bit was also killer sans? What if..they were also the reincarnation of killer who was a mer in that au but died a while back protecting one of the others? He doesn't get any of killers past memories...well mostly until he starts getting some flashbacks later on... (Diffe...

  • Transported as aftertale gaster
    11.2K 590 5

    I didn't die, I know that but somehow I became a gaster!? (Different everything, different beginnings, different personalities etc

  • Becoming an error
    38.1K 1.8K 14

    What if someone from our world became error and didn't destroy au's and left that for nightmare and his gang and claims au's? ( different things including personalities

  • Transported as killer sans...
    9.1K 417 3

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

  • Becoming cross from xtale
    7.6K 439 3

    What if someone became cross from xtale after the au was already gone? This cross doesn't really know much about xtale to begin with and has none of the original cross's memories to go with it either. That and the chara that he shared a soul with wasn't even there, he was just alone in his au. Sure he was confused as...

  • Reborn as underswap sans with gamer abilities..
    8.4K 413 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 in an undertale au as a siren
    12K 695 5

    What if someone died and was reborn in an undertale au as a siren? And not just any kind of siren, but a sans, a skeleton siren. They can change back between full skeleton form and back to their siren form. (Everything is different, different personalities etc, also includes all aus that I use, like a mixed au?

  • Reborn as the tree of feelings
    85.8K 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 grillby from undertale
    7.1K 327 3

    What if someone from our world was reborn as grillby as the original grillby? What if everything now happens more differently because grillby is now going to be more different? (Everything starts differently, gaster is still there cause grillby saved him, differently beginning, different middles, different ending, ev...

  • To become a parasite
    40.3K 1.7K 11

    What if..someone became the same parasite that was fresh? Not as the skeleton, but the parasite, the thing is, when this parasite gets memories of another life and their feelings...they become..protective of their host...and train..a lot with the host and without the host.... Now all they want to do is protect fresh...

  • Lucks gamble
    3K 199 3

    Slow updates! What if..luck chose someone to be reborn as his chosen one? Everything is not likely to stay the same and will mostly change everything. If monsters falls for his chosen one..well..he'll just key it all play out as he wins against fate and fate will no longer be in control...

  • My undertale multiverse/aus react to each other
    58.4K 1.3K 31

    I also don't have a cover, if someone wants to make me a cover and send it to me, I will be grateful. If not, I can see what I can do about making a cover myself though it might not be a good one. I may just include all of my undertale stories posted and some of the ones I haven't posted to give you all some sneak pee...

  • Killer sans is missing!?
    3.8K 187 4

    Slow updates!!!!!!!!!!!!!!!! What if, while killer was in an au, getting some things to surprise his Gang, the world suddenly got corrupted or something and killer almost dies, but a deity, the one who chose killer as their chosen one, saves him and his 'gifts'. But he can't hand killer back to his group, they will ha...

  • Slumbering and awakening death
    6.1K 317 3

    What if...original reaper sans from was actually asleep the whole time and the aus only meet one copy of him be a use the original was asleep and that's why there was only one copy of reapertale. What if there was a reason why reaper was asleep? What if they aus found out and woke him up wighoug knowing the reason? (...

  • Momma Cq story
    2.7K 111 3

    What if when Cq and her kids went out to a festival, error got separated and was found by asy? That day error latched onto asy and didn't let go even after he was near his family again. (Different things, different beginnings, different endings, different middles, different personalities, different everything idk yet...

  • Transported into Swapfell sans as a second personality!?
    5.2K 333 3

    What if someone from our world was transported into Swapfell sans as a second personality while the sans was just a mere babybones? (Different things, different personalities, different beginning, endings, middles, different everything etc Cover is mine which I messed up a bit but oh well

  • Transported as nightmare from momma Cq!?
    13K 684 5

    What if someone from our world was transported into momma Cq as nightmare? What if a bit later after being nightmare for a while, he finds the momma Cq version of nughtmare gang as babybones/kids? What if after taking care of them for a few years, nightmare and his kids get transported into the original undertale afte...

  • Female Harry Potter is reborn as errors daughter
    16.1K 652 9

    What if, when Harry died in the finally battle, she was reborn as errors daughter? The daughter of destruction...it shall be a interesting journey... (Different things happening, different beginning, different middles, different endings, different personalities, different almost everything, idk yet, different multiver...

  • Becoming fresh from two multiverses!?
    13K 574 6

    What if...someone became fresh from two different but still the same multiverse? What if..this fresh wasn't a parasite? (Things are going to be different which may inculcate personalities, who they talk(maybe) idk, I'll probably add more to that, different multiverses

  • Becoming a creator from undertale aus
    81.3K 2.4K 13

    What if..someone from our world died and became a creator that was everywhere and nowhere at the same time? What if that someone..became dust sans friend before he joined nightmares gang? What if this is a forced god of destruction but quite different? (Different things happening, different starts, different ending...

  • Ink and fresh are friends
    2.7K 151 4

    What if..in another multiverse...fresh isn't a parasite? What if..ink meets fresh and fresh tells him the truth and when ink meets the rest from freshtale, he looks for lies? What if..after that..ink starts looking for what is a lie and what is the truth? Ink is determined to get both sides of the stories, good, or ba...