
I got stuck in UNDERTALE!?!? (GONE...by Spaghetti
(Name), an Undertale fan who lives in the trash, gets isekai'd into the world of the hit indie game undertale.
(Name) doesn't have to be you. They can be whoever.
This...

Undertaleby Winter Evalla
Disclaimer: The game "Undertale" and its characters, locations, and properties, are fictional. In addition, they are owned by Toby Fox, who is not affiliated w...

𝗔 𝗧𝗮𝗹𝗲 𝗔𝘀 𝗢𝗹𝗱 𝗔𝘀 𝗧𝗶�...by ?
゛𝘩𝘦𝘩. 𝘤𝘢𝘯'𝘵 𝘩𝘢𝘯𝘥𝘭𝘦 𝘢 𝘭𝘪𝘵𝘵𝘭𝘦 𝘫𝘰𝘬𝘦, 𝘤𝘢𝘯 𝘺𝘢?゛
ִ ࣪𖤐
sans x socially awkward! reader . yes, a sans fanfic in t...

Triple the Threatby funniman
Shitty BTT fic. Do not read this. This is the first time I am ever writing ANYTHING for ANYONE.

A Line Between Humans And Monsters...by Storm
One human. One lazy skeleton.
A decade of a friendly relationship. Living together with a skeletal brother and other monster colleagues.
That's when a new bloom of emoti...

Descent: transmigrated into Undert...by Amador DiCaprio
I died.
But I soon found out that I'd been transported to a post-pacifist Undertale timeline.
Now as Zen, a goat-like monster. I'll do my best to ensure this world lives...

The beginning: Solar Returns || Ge...by Derek O. Gast
[[A/N]] THE PROLOGUE WAS ORIGINALLY AN ENGLISH ASSIGNMENT. EXPECT LOW ASS UPDATES 😭
| | | 🌟⭐️✨️ | 🌙🌕 |
GenderDream...
The DreamTale of GenderVerse.
Heart o...

Pain/Determination/???by Timeisthekey45
Sans was never a "Good Guy", he smiled, joked, helped the inhabitants of the Dungeon. And yet. He felt like he was stuck in a gray routine, the same scenario o...

NOT SO HUMAN SIBLING(Underfell x S...by Sasha Mae Oliver
[∆lice is belong to Kaaatie](did I spell that right?)
Your name is (Y/N) and you're siblings with frisk and ∆lice but she had ran away to the forest and never to be seen...

The Befallenby ShallowMoon
A group of friends are taking a hike, but, when a storm comes, and they're forced to retreat into a cave, where their plans completely change. Originally going on a hike...

Undertale and Deltarune Tickle Sto...by Krat395
***CLOSED UNTIL FURTHER NOTICE***
Cover photo drawn by FURTINIYA27.
Just like my main series of stories. Only this time, they're requested by you; the readers! :D Yes, i...

Reborn as sans from UnderSoul by Karma Akabane
I was reborn as sans from my own made up au. How did that happen? I have no idea. Luckily I was still a kid so I didn't have to act like how I made sans to act like but...

Multiversal Star - Masculine Reade...by Ella
uh rewrite of the og one on quotev. better writing??? yeah

Ask Or Dare Undertale & Super Marioby 🩷Mario's wife🩷
Ask or dare the Undertale and Super Mario characters!

Do You See Me?by Kyran Wolfe
[Y/N] is a long standing member of the Royal Guard, serving directly under the Great and Terrible Papyrus. They would do absolutely anything to protect their Captain and...

angel vs demonby Bakudekufan(aka Mushroom)
cover art by sukotye(?) i think they deactivated their twitter :(
when sand and papyrus go up to the surface they meeet people with strange things called "quirks&q...

𝙋𝙞𝙭𝙚𝙡𝙖𝙩𝙚𝙙 𝘼𝙛𝙛𝙚𝙘𝙩𝙞�...by the real damon maitsu
: ̗̀➛ 𝐩𝐚𝐩𝐲𝐫𝐮𝐬 𝐱 𝐫𝐞𝐚𝐝𝐞𝐫 🖇️🫧
❝ ʸᵒᵘ ᵐᵃᵈᵉ ᵗʰⁱˢ ʲᵘˢᵗ ᶠᵒʳ ᵐᵉ? ʷᵒʷⁱᵉ! ❞
˚₊· ͟͟͞͞➳❥ in which y/n decides to create an indie game to show their appreciation and...

💜 • A little bit of Deltarune • 💜by Tyranitar_
And as the world crumbles, three heroes are set to save it, a human, a monster and a prince of the dark, right?
...
...
fanfic about Deltarune but with a couple twists...
![Play With Your Soul (Undertale x Male Reader) [Season One] by NoNameOmo](https://img.wattpad.com/cover/375985411-512-k192998.jpg)
Play With Your Soul (Undertale x M...by Omo
[season one]
[Y/N] had always struggled to put effort into anything, despite the immense potential simmering beneath the surface. Ever since that fateful day when everyo...

UnderTale:GearShiftby Comically Sansational
The story of Mecha, a skilled repairman living in the Underground, where monsters were banished and locked beneath the surface. He spends his days fixing broken machine...