Mosaic [Undertale AUs]bởi DeadEnDead
To escape a timeline ruined by a cruel queen, Sans uses a machine to find somewhere safer for his younger sibling. Unfortunately, the machine can only take one, leaving...
Re-Envisionedverse: The Book!bởi Kat Lover
There will (hopefully) be a comic for this on my TikTok (CatTheSkeletonOfCreative) at some point.
This will just be some short stories that may or may not be cannon sinc...
Christmas party AU (with the creat...bởi fizziethefrog
Same thing as the Underverse insert.
Just with the creator
Living In Hell. {Depressed Underfe...bởi Chey Kennedy
Underfell, a place where hell shows no bounds, and its kill, or be killed. Sans, a weak and looked down upon monster, suffers in a town, a place called Snowdin. But noth...
Big Sister Undynebởi Moonstone_Ccino
Underfell is a dark world with the major rule of kill or be killed. Even though children are suppose to be secluded from this rule, that doesn't stop monsters from hurti...
Restoration Soul: Who The Mischief...bởi MikkiMausu
Eight multiverses
Eight soul pieces
Eight gods/goddess
And
One girl
....................................................................
A young girl dies in her reality...
HoneyMustard {human ver.}bởi BluePerry
I've been reading plenty of honeymustard fanfic and I wanted to start my own? no one is going to see this but eh. I'm currently writing the first part at 4am so it'll pr...
Christmas Party AU (undertale au's...bởi OlinArtz
This is inspired by the one and only _Sansational_Sans_
The original concept goes to _Sansational_Sans_ and the Christmas Party AU does not belong to me!
Gender neutral...
Lover boys/ Sans x fell papyrusbởi Demi
(So this may be unprofessional and honestly I just hope people read it. The story is not the best but eh I hope you enjoy. Also I chose this paring because well I though...
Overprotective brotherbởi bakudeku
fell Papyrus was walking around until he saw of monsters bullying red (fell sans)
"Wet box"bởi Apollo
alright so like..... basically sans finds a box full of bitties and he decideds to bring 'em home...heh, heh, heh
(The story starts in the middle of the night after that...
My Two Masters (UF!Papyrus x Skele...bởi ~Oreo~
Y/N's been traded and sold her entire life. She's learned firsthand that if you don't obey your master, you get hurt. If you force yourself to listen, you live another d...
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Truth or Dare Underverse (Lol disc...bởi tRaSh
!!! WARNING THIS BOOK IS DISCONTINUED!! WE ( Aurorawe and tRaSh) HAVE A NEW ASKBOOK! IF YOU'D LIKE TO ASK OR DARE CHARACTERS PLEASE GO TO THAT BOOK CALLED "Ask or D...
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Pollen || A FlowerFell Au ||bởi Cat
It has been five months since the unfortunate and timely death of Frisk, and even afterward the underground has only fallen darker into despair. However, when Sans has a...
'Being A Pet All Over Again' Under...bởi noé
[Disclaimer that this book is very old nd poorly written, please keep that in mind!]
Sequel to 'Shy Pet' so if you haven't read that, I suggest you do!
After Y/n had die...
Pet (Lazyberry)bởi mehfigure
Blue is gonna get what he wants no matter what...
⚠️ WARNING⚠️
This contains heavy forced lemon, kidnapping, mixed emotions, this shit probably needs to burn in hell alo...