Swapfell Stories

006 is a skeleton made in a lab by humans. All she's ever known has been scientists, experiments, and cruelty. When Queen Toriel sets the monsters made in the lab free...

❝I am hungry. I have been hungry. I was born hungry. What do I need?❞ - Abbey (Mitski) You'd never seen a rotter that could talk. They were mindless, hungry predators...

The reader has died and has been reborn as a killer sans but pregnant He has to learn how to use his powers and learn about himself first ------------------------------ ...

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...

I don't have much planned for this, I literally am making the chapters in my notes app. Not terribly sorry, but ya know. it might be bad. It's probably bad. Sorry. I'm t...

0 História Da Minha Série Reincarnation Undertale Focada No Protagonista Que Reencarna Como Ink Sans

I've seen some Undertale fanfictions where readers and original characters are sucked from our reality and transported in to the reality of Undertale and it's several au...

One minute, I'm sitting down to enjoy my dinner, and the next, I'm waking up without my skin and in someone else's bones. At least I have Sans with me. Together, we sho...

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 h...

(Reader x Undertale aus) Two brutal and psychopathic scientists meet on the battlefield of the human and monster war. They fight, fall in love(one of them does that is)...

(There may be some Undertale or other AU shippings in this story so let me know or comment what ship you wish to be included, thx! There might also be some sensitive thi...

Echo had a plan. A really good one. Free Monster kind from the spell casted by humans. Find her sibling who disappeared. Then undo the curse placed on her. But when she...

Spirits are a secret to the public, who take shelter during the Spacequakes they cause. There are two methods of dealing with the Spirits: Kill on sight. Take them on...

You needed a new life for yourself. So you move away from home and try your hand at a new city. Armed only with your things you brought and your partner in crime, Sherif...

(this is Sans Aus and Papyrus Aus x Male!reader fanfic , pls don't say anything weird about it as this is for my own entertainment -) (Also I take the tags from my AO3 s...

An Undertale Multiverse I'm working on. AUs are various nations around a fantasy world with various continents and islands. This will include various oneshots about the...

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 h...

A collection of fluff and angst! Fandom: Undertale (UTMV) The prompts are from @fictober-event over on tumblr. Cover art does not belong to me! It will be taken down if...

What if someone became papyrus from underswap? What if they gave their brother more freedom? What if they were the one that error kidnapped instead of sans? (Things wil...

What if someone from our world became the multiverse? Well everything is not likely to stay the same at all.. (Things will be different even possible personalities or a...