Undertaleau Stories

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1.2K Stories

Breaking Bones. (GB!Sans story) by NatsumiComatose
#1
Breaking Bones. (GB!Sans story)by Natsumi Comatose
(COMMENTS DISABLED) It's been a month since the barrier, keeping the monsters underground, had broke. Sans had fallen "sick," as his brother, Papyrus had calle...
  • gbtale
  • undertaleau
  • paranormal
+3 more
●~My Prisoner~●(UF!Papyrus x Reader) by AstrixZCreator
#2
●~My Prisoner~●(UF!Papyrus x Reade...by AstrixZCreator
[COMPLETE] [[Lemon and Swear Warning]] [2019 Jan Note: This book dates back to 2017, where my grammar and spelling checks weren't efficient due to me being lazy. So I ap...
Completed
  • undertale
  • papyrusxreader
  • underfellpapyrus
+9 more
Sans Aus x Reader Oneshots (Requests CLOSED) by lookitsasnake
#3
Sans Aus x Reader Oneshots (Reques...by Livvie
Cover by @magicath617 ( https://www.wattpad.com/user/magicath617 ) REQUESTS ARE CLOSED!!! I WAS TAKING REQUESTS FOR A WHILE, BUT I AM NOT ANYMORE! I WILL NOT DO YOUR REQ...
Completed
  • undertaleaus
  • xreader
  • undertale
+2 more
Undertale Lemons by Breeze_Itz
#4
Undertale Lemonsby Breeze
What the title says I'd consider myself a good writer, when I'm in the mood. Update: REQUESTS ARE BACK UP AND RUNNING
  • mafiatale
  • undertale
  • fontcest
+17 more
The Multiverse: Alternate High [#1.05] by FlorenceEdurot
#5
The Multiverse: Alternate High [#1...by Mischievous Apple LOL
Everyone was now contended with their lives. Alternate High is where students learn to enhance their skills and become the best of the best. Totally the best school in a...
Completed
  • sadiekane
  • piper
  • rotg
+17 more
Monsters were meant for Love not love. [Lemons] by Creepy_Madi
#6
Monsters were meant for Love not l...by Creepy_Madi
Hello fellow sinner😘😏 I am taking your sexy requests! It can be as kinky as you like, we're all sinners here.
  • flirtatious
  • sans
  • blue
+14 more
I'm not one of you <Frans> by Battle_Penguin54
#7
I'm not one of you by Shea_Butter
Frisk is a scientist in the laboratory of Ebott City, where she works with her Roomate and coworker, Chara. Frisk discovers anomalies beyond compare once she creates a d...
Completed
  • thriller
  • dusttale
  • plottwist
+15 more
UnderTale Oneshots (FINISHED) by TheGrinningKitten
#8
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
  • fanfic
  • undertale
  • horrortale
+17 more
Taking cover <Frans> by Battle_Penguin54
#9
Taking cover by Shea_Butter
"I'm telling you! She died in a fire 7 years ago!" I boomed and raised my hands up in the air. He was sitting calmly, in his chair and leaned over onto his elb...
Completed
  • chara
  • plot
  • fanfiction
+12 more
I'm Not Sharing! (Fresh!Sans X Reader X Unfresh!Sans) by QueenOfNekoWriters
#10
I'm Not Sharing! (Fresh!Sans X Rea...by DaydreamingNeko
Skeleton brothers Fresh and Unfresh have never gotten along. Especially when it comes to sharing things. So, when both of them meet (y/n) and fall for her... Things get...
  • fresh
  • unfreshsans
  • reader
+17 more
Ask the Full HAUS!!! [House of AU Sanses] by AltheaMarieCatuncan
#11
Ask the Full HAUS!!! [House of AU...by ●°•○Althea○•°●
[COMPLETED] Disclaimer: I do not own "Full HAUS". The original idea was by PerfectShadow06 on Tumblr. I even asked for permission about this and she accepted...
Completed
  • underlust
  • epictale
  • horrortale
+22 more
Ask The Full HAUS!!! {2} [House of AU Sanses] by AltheaMarieCatuncan
#12
Ask The Full HAUS!!! {2} [House of...by ●°•○Althea○•°●
DISCLAIMER: I AM NOT THE ORIGINAL CREATOR OF THE FULL HAUS! THE TRUE OWNER BELONGS TO PERFECTSHADOW06 ON TUMBLR! HOWEVER, I DID ASK PERMISSION FROM HER! | Yippie! Back w...
  • aus
  • dare
  • ink
+22 more
Undertale Au's x reader 5 by Broken-fnaf-fan
#13
Undertale Au's x reader 5by Creator-Chan
Yes, here it is the fifth book! I went ahead and decided to make the fifth one now, new book, new ideas! Anyway, request are open, but give me some time to catch up wit...
  • sans
  • ocs
  • random
+14 more
Sans (AU) x Depressed/Abused! Reader One-shots by EmilySkelewolf
#14
Sans (AU) x Depressed/Abused! Read...by BrownENH
Read Le title
  • undertale
  • abused
  • xreader
+7 more
You can't escape Death <Frans> by Battle_Penguin54
#15
You can't escape Death by Shea_Butter
Reapertale Frans. Description coming soon.
  • undertaleau
  • toriel
  • papyrus
+8 more
Even Errors(Error x Ink) by HackerBlu
#16
Even Errors(Error x Ink)by HackerBlu
Warning: This has some triggers such as self harm, abuse, etc. A lot of action goes on but you'll have to see. Edit: I am aware that Error's blush is actually blue but I...
  • abuse
  • wattys2018
  • sad
+13 more
NaJReality-Dust Tales (Nerd!Dust!Sans x abused!depressed!suicidal!magic!reader) by 24HoursAndImDead
#17
NaJReality-Dust Tales (Nerd!Dust!S...by 24HoursAndImDead
You are an abused, depressed and suicidal girl that feels like you deserve all the pain inflicted on you. What happens when you meet a shy, nerdy skeleton that seems to...
  • nerd
  • undertaleau
  • dustxreader
+2 more
Undertale/Au's x reader.  by Broken-fnaf-fan
#18
Undertale/Au's x reader. by Creator-Chan
I don't own the cover, or any of the art in this unless I say so. Here's some fluffy one shots. No lemons you sinners, most of the readers will be female sorry guys. Mo...
Completed
  • papyrusau
  • iwasbored
  • random
+7 more
The Crooked Oak - Undertale Script Book by Corpsetalia-fan
#19
The Crooked Oak - Undertale Script...by Heiden Shayde
The Universe is vast. And if there is anything confusing that having two of yourself, it is having a vast plethora of others similar to yourself, that have the same name...
  • everyonelovesclassic
  • undertalefanfiction
  • brotherlylove
+16 more
Undertale/au's x reader oneshots 2 by Broken-fnaf-fan
#20
Undertale/au's x reader oneshots 2by Creator-Chan
Yup book 2 is out. mostly au sans and papyrus, this is a second book to my one shots. I do not own any of the art unless I say so. Sorry if these are bad I'm still new t...
Completed
  • undertaleau
  • sansau
  • yandere
+5 more