#1
(Sans x Reader) When Two Souls Meetby Zana B Sparrows
Sans has lived through countless timelines. He's seen the kid make friends with everyone, only to give up in the final moments. He's seen the kid killed, over and over a...
Completed
#2
Soul of a Weaponby Kyran Wolfe
What if Sans only got Papyrus away from Gaster? What would happen if Alphys found him trapped years later? Can they teach him to be a normal monster, or will he forever...
Completed
#3
Soulbound || Sans x Readerby Silver
When a situation with a dying human ends up with you absorbing their soul, you panic (like any unprepared monster would). Suddenly Undyne is hunting you down, so you rop...
Completed
#4
Undertale Reactby ----
Undertale is going to react.
This will not be entirely canon and will include aspects of what I believe (backstories, ect.)
I do not own the cover and I do not own any o...
Completed
#5
Royal Blueby Spilled-my-coffee
Sans knows a lot about secrets; he hides many.
But when old burdens emerge from the darkness, secrets, new and old, put his brother in danger; and what else can a good b...
#6
Reincarnated as Sans twin brother by Sansdoll123
The reader wakes up to a new life as a monster skeleton. In a new world, that's filled with monsters, humans, and magic. But instead of living their new life to the full...
#7
Bitter Berriesby 𝕂𝕒𝕔𝕙𝕠𝕨
Note to self: Never make jokes about getting reincarnated into a video game character because it'll actually happen.
Welp too late to go back now, considering I'm alread...
#8
Sans x Reader One-Shot Bookletby Zana B Sparrows
This is just a collection of Undertale-themed one-shots that go along with the plot of my Sans x Reader fanfic, "When Two Souls Meet." It's a community project...
Completed
#9
The Christmas Party [Undertale Au'...by Pᴜɴɴʏ Sᴀɴs
[Undertale Au's x F!Reader]
Can be found in my Quotev Account --> @.FanboilingTrash | AO3 --> @.FanboilingWriter | Tumblr --> @.bdudette
When Blueberry and Str...
#10
Lights Like Stars (Sans x Reader)by SebbyBear
It's been over a year since the Underground opened up and the monsters living under the earth swarmed to the surface in their thousands. The human and monster governmen...
#11
WILTED: A Sans X Child Reader Storyby Yusuka-chan
[I have decided to do what I always wanted 😄😄]:some people put warnings for these so.....CHILD ABUSE IS DISCUSSED
You were, thought to be mute and was horribly abused...
Completed
#12
Reincarnated as sans from Inclinet...by UmbraM4un
I got reincarnated into an Undertale Au that I made called Inclinetale
... Yup that's it, oh and I guess I have a twin now.
#13
Reborn as Redby HyperFixtionSucks202
Somebody dies and is reborn as UnderFell Sans. They, aren't too happy about it. But now here they are, left with baby-bones Papyrus. Fuck! How do you raise a baby skelet...
#14
You and Your Bitty Palsby Blueprint15778
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...
#15
UnderTale Oneshots (FINISHED)by TheGrinningKitten
(I DO NOT WRITE ABOUT UNDERTALE ANYMORE SO PLEASE DON'T REQUEST ON MY CHAPTERS) (AND FOR THE LOVE OF GOD STOP COMMENTING ABOUT MY GRAMMAR, I AM SWEDISH AND I HAD A HARD...
Completed
#16
Undertale AU Sibling Oneshotsby CrowBorn666
Yup! They're back! A thing I started back in my older account UndertaleKyannaKitty.
They're your siblings now!
Cute, edgy, as much angst as you want, sad-whatever!
Reque...
Completed
#17
Filled with DEPRESSION. (Male Read...by Ryumaki215
Something I've been thinking about making for a while now. I hope you guys can enjoy it! (Warning! Themes of suicide and depression are in here as well! If any of that b...
Completed
#18
The Alien Hero of the Underground...by ShortMannZ
This story follows the storyline of if Ben 10 travelled the Underground with Frisk.
Feel free to notify me of any errors in the story.
I hope you enjoy.
(I do not take c...
#19
Ashes to ashes Dust to Dustby Hello there
I want to make a story about Dust tale sans. however I want to give him a whole new personality, background and even powers. somethings will stay the same. but if your i...
#20
Reborn In UNDERTALE!?by StelleFont
I was just a 19 year old, living my mundane life, until I died... and was REINCARNATED!?
And not only that, I was reborn in the famous videogame release in 2015 Undertal...