Undertaleoc Stories

282 Stories

Grouptale [Undertale AU] by FridayHater
#1
Grouptale [Undertale AU]by FridayHater
What if the six fallen humans who died before Frisk never died and instead joined Frisk on their journey through the Underground? It all seems good... aside from Frisk...
An Underswap AU: A Tale of Seven Book 1 by sabermoonlight1616
#2
An Underswap AU: A Tale of Seven B...by [REDACTED]
The Multiverse is vast, expanding continuously as more alternate dimensions are being created. Each world possesses it's own unique laws, stories and inhabitants. This w...
A Tale Of Tails by BlackRoses839
#3
A Tale Of Tailsby Black Roses
Yeah, I guess I'm doin a leviathantale thing now, even though it's past mermay :/ btw, I don't know anything about this AU, so I'm pretty much just making shit up. Sci a...
Outcast One Shots #4 {Hiatus} by Broken-fnaf-fan
#4
Outcast One Shots #4 {Hiatus}by Artsy is bored.
Cover art by: Shybug×17, Thank you so much love! Welcome to my book of one shots! These one shots will be for my boys, The Outcasts! If you're new, Welcome! The Outca...
Ulty: the creation of a monster (OUTDATED!) by Ultimateashes
#5
Ulty: the creation of a monster (O...by Ulty Dust Sans
Dust, after realizing that he is trapped in an endless cycle, finally finds human souls, glitches reality, Error takes him as an apprentice and from that moment everythi...
Diary of a Chara by TeradoraShadowRaven
#6
Diary of a Charaby Teradora ShadowRaven
The multiverse collapsed, Ink, Error, Dream and Nightmare are missing. A Chara travels to another multiverse in search for answers. ( I'm bad at descriptions) Cover dra...
The Missing Link (Unfortunately incomplete) by stormed_glitch
#7
The Missing Link (Unfortunately in...by stormed_glitch
The multiverse is full of enemies. Its a known fact. But what happens when an impossible phenomena takes place, will SHE be able to bring them together despite their old...
Royaltale Season 1 by Spamton_and_Digger
#8
Royaltale Season 1by 🌌 Kai/Uniqua 🌌
This is an Undertale AU I originally planned on making back in 2019 but, I wasn't capable of making all the character designs and forgot about it for two years. A few mo...
UnderSplit by hatlad
#9
UnderSplitby Hatters
With monsters sealed underground, Zak, a nature loving Perseverance Soul and Eilidh, a warm hearted Empathy Soul, find themselves in a world of misfortune - spiraling do...
pj's nursery  by xi-star
#10
pj's nursery by Moony_Owl
I decided that I would remake this and make it cute! paperjam is a sweet skeleton that owns a daycare with kids with different and chaotic personalities, who knows what...
Our Journey Home (Undertale OC fanfic) by RainandFaith
#11
Our Journey Home (Undertale OC fan...by RainandFaith
Kai and Felicia are best friends. But when they're vacationing on Mt. Ebbot, Kai falls down, but is still alive. Everyone thought she was dead, so Felicia decides to loo...
"Soulless" || Undertale + OC || Discontinued/Hiatus (being rewritten) by Miyuka1709
#12
"Soulless" || Undertale + OC || Di...by Miyuka
A Story about 2 humans in the Underground, Illys and Lily One with DETERMINATION and one with PATIENCE. ---------------------------------------------------------- Lily...
Does True Love Exist? (The Royal Performance Rewritten) by Spamton_and_Digger
#13
Does True Love Exist? (The Royal P...by 🌌 Kai/Uniqua 🌌
This is a rewrite of my first book, The Royal Performance. It kinda sucked mostly because the plot had a few holes and the writing was terrible compared to my other book...
2020 ART BOOK by xdxpreshy
#14
2020 ART BOOKby Preshy
Art Book Number 3! ...My other art books make me cringe so, this is my third and most recent! This art book has been in the works since December of 2019, and- I myself f...
Collapsed Universes (WIP NAME)  by TerraCraftFur
#15
Collapsed Universes (WIP NAME) by Yukiri TerraCraft
This Story is basically a story mixed with other universes such as Games, Animes, etc For now this is a WIP so things might change alot
Aiming for the better of everyone (Undertale au) by rawxy_N
#17
Aiming for the better of everyone...by x.nzlian
there'll be violence in dis story so if u dun like it, don't read it. dats all i ask. also im no good at making stories, neither english. qwq caharcters: dream, nightmar...
DETERMINATION | Undertale Roleplay by RoxyInWonderland
#18
DETERMINATION | Undertale Roleplayby Queen
So uh...just finished my first Undertale playthrough and oh my stars, I am obsessed so naturally, I have made an RP Book for it.
The Story of Shana Axxxxx by its-your-average-boi
#19
The Story of Shana Axxxxxby its-your-average-boi
Shana Axxxxx is a young monster woman, from a hidden town called Taygeta, who stuck through the training of being a Scholar in her town. When you're a Scholar in Taygeta...
(Void! Chara Story) Unnecessary Error by Siyuwjbl
#20
(Void! Chara Story) Unnecessary Er...by Ecsiy
A error in the system, a problem, something that's not suppose to happen. Chara was just like any other Chara(s) in the universe before her, abused and died becaus...