
#1
Knock Knock {A Sans X Reader - Und...by Cuddles the Alpaca
You were always a curious child. One day, your curiosity took you too far. You lived not to far from a mountain, MT. Ebott, and always wanted to see what was on the top...
Completed

#2
Undyne x Fem!Human!Readerby Author
After explaining Christmas to the monsters with Frisk, you all decide to get presents for one another. Everyone was easy, but....not your crush....Undyne.
Completed
![The Scientist [Sans x Female!Reader] by Scientist-Gaster](https://img.wattpad.com/cover/96953214-512-k58397.jpg)
#3
The Scientist [Sans x Female!Reade...by Scientist-Gaster
Entry Number 63
.............................
"At 3:29pm, the barrier broke."
"The monsters don't seem to be hostile, once they knew I wasn't a threat. Bu...

#4
Undertale Poemsby Teddi
A little book where I'll post my Undertale poems, it can get dark sometimes you are warned.
Hope you enjoy!

#6
WunderTaleby Pinocchio0
Determination.
Strength.
Love.
Happiness.
Fear
And... Hate.
These were the souls needed to create the pathway for the monsters.
But they needed one more.
Just one...

#7
【 Frans 】UnderrateDby Cinn :3
『 Sans is a powerful and infamous businessman, who owns UnderNet. Frisk is an ambitious vlogger who struggles for stardom. In a world which social media occupies an irre...

#8
Secret (Undertale Fanfiction)by CallMeNothing
It's a new timeline a timeline where everyone is at the surface of course no memory of Frisk killing the whole underground the diffrent timelines especially True Resets...

#9
Undertab: Sans' Tab Adventureby The Deadest Meme Alive
Join our (not) favorite skelebro Sans as he goes on a perilous journey to finally pay off his tab.

#10
Random Art Bookby Literally_Just_Trash
Random things my friend draws
Some of it might be fanart from stories I show her
Others will just be random stuff me, her, or her friends come up with
She'll also take...

#11
Inter dimensionalby Bad bitch
Frisk has broken the barrier. Everything is fine, until Alphys sends Frisk on a mission to alternate universes (AUs). Not every timeline stays the same...
UNDERGOING SOM...

#12
Undertale one shotsby Purple Hedgehog
This book has:
-Normal
-Underfell
-Underswap
-Swaptale
And any other versions you can think of
Requests are closed.
Completed
![Tajemnicza osobowośći-undertale[zawiesona ] by Nekoderescat](https://img.wattpad.com/cover/163311879-512-k392001.jpg)
#13
Tajemnicza osobowośći-undertale[za...by Kotia-chan
-Kiedy się to zacznie?
-Stokrotka!Zamknij się ja tu...
-Nie jestem stokrotką idioto!
-Dlaczego obieczałam nie zabijać kwiatków...
Taki krótki opis😊

#14
Manny meets undertaleby LovaraX
This is Grim Fandango x Undertale crossover. Manny Calavera,even though he is no longer working in the D.O.D,he still have to carry his duties as a reaper due to the cyc...

#15
Undertale Imaginesby Celeste
*WARNING!!!!!* Due to the natural disaster called 'school', I will not be able to update this book as much as I would like to. Expect slow updates.
You see a book.
You w...
![A War Gaster!Sans X Reader [On Hold(I Can't Decide)] by TamashiiTheGoldenFox](https://img.wattpad.com/cover/74708771-512-k505433.jpg)
#17
A War Gaster!Sans X Reader [On Hol...by TamashiiTheGoldenFox
Y/N L/N was a girl with H/L H/C hair and E/C eyes she was very beautiful but looks don't matter nowadays. After the monsters came out of Mt Ebott people started to pani...

#18
Undertale Fanfiction - Let Me Stay...by chloe murray
.
.
"The fact that you think you can beat my with a knife makes me 'piggy' you."
-sans