Undertalexreader Stories

514 Stories

Turn Me On [Mettaton X Reader] by Levirne
#1
Turn Me On [Mettaton X Reader]by Levirne
COMPLETE These feelings were just a bug. A bug Alphys couldn't figure out. That's all that Mettaton knew, because after all, he was a robot and you were a human. He ran...
Completed
Save Point (Sans x Reader) by JuniperJoy101
#2
Save Point (Sans x Reader)by 🍑 Peachy 🍑
(Sans × Gender-Neutral! Parent! Reader || Slow Burn) Moving from a backwater town to a city bustling with human and monsterfolk alike, some things begin to change both f...
One Of Us (Female Sans AU X Undertale AUs) || 𝙳𝙸𝚂𝙲𝙾𝙽𝚃𝙸𝙽𝚄𝙴𝙳 by TheMystWrites
#3
One Of Us (Female Sans AU X Undert...by 𝚀𝚞𝚎𝚗𝚝𝚒𝚗
Y/N... She's Genderbent sans. She knows only Ink and Error. She's everything you'd think you'd find in a genderbent sans. Instead of blue magic she has pink. Instead of...
Voidheart [Female Chara x Male Reader] by Shyboxes
#4
Voidheart [Female Chara x Male Rea...by Shybo
"You shall seal the blinding light light that plagues Human and Monster dreams You are the vessel You are the Hollow Knight" •Somewhat of a reboot of Someth...
Undertale Scenarios by InWolfsClothing
#5
Undertale Scenariosby In Wolf's Clothing
A series of semi-realistic scenarios including a handful of Undertale characters. In otherwords, stick around. ... Please.
Completed
Undertale X Reader by Frei_111
#6
Undertale X Readerby Frei_111
You woke up on bed of golden flowers without having anything to remember. Going to an adventure where you met with many monsters to go home. Easy, right? Not really, act...
Completed
༻Reincarnation Exists?༺ by IAMNOTSUSOKAY
#7
༻Reincarnation Exists?༺by ♛ESREVER✿
The Mc(Main character) Dies and was given a chance to live in another world, only to find out that they were no longer a human, but a skeleton, inside a crib? {Slow Upda...
Case Of The Living Doll ❦ Undertaker  by marnieed
#8
Case Of The Living Doll ❦ Undertak...by ❦•Marniee•❦
A story of a human-like doll and her owner Undertaker.
Undertale x male reader - Reborn  by kinder1000
#9
Undertale x male reader - Reborn by Kinder
The one that made it the furthest in the underground, perseverance. Perseverance had beaten almost all of the monsters in the underground from papyrus to sans and undyne...
Protect One Another - US!Papyrus x Reader by robin-rights
#10
Protect One Another - US!Papyrus x...by hufflepuffilicious
Trauma is a powerful thing, and not something to be taken lightly. Especially if your "best friend" is the cause of it. But friendship, understanding, and love...
The Fallen Player by Treekami
#11
The Fallen Playerby Tree
We follow YOU, the Player, on this epic Undertale story. You get sucked into the game on your computer and have no idea what to expect. Will you be able to get back home...
Completed
Fairytale Complex - [Undertale | Sans x Reader] by james_trmtx
#12
Fairytale Complex - [Undertale | S...by 🌺 Jaime 🌺
[Frisk's Parent Reader | Slow Burn] The dichotomy between black and white is your constant when it's time for you to meet the whole new civilization Frisk brought along...
Cursed (Female!Chara x Male!Reader) by Incurvat
#13
Cursed (Female!Chara x Male!Reader)by Incurvate
[THIS IS THE DEFINITIVE AND IMPROVED VERSION. THE OTHER 'CURSED.' IS DROPPED. I HIGHLY SUGGEST READING THIS AND NOT THE OTHER ONE.] 7 years ago, monsterkind was freed by...
Completed
The Youngest Phantomhive by napping_nat
#14
The Youngest Phantomhiveby Nat
COMPLETED The year is 1887. A time where the people of great wealth sat on thrones like royalty, while the poor beg for scraps, hoping for another chance to see the sun...
Hello Again (Undertaker x reader) by Hellova_paw
#15
Hello Again (Undertaker x reader)by Hellova_shot
Being poor and nowhere to go would anyone blame me to live at an undertaker? I mean what could go wrong at such a place? This Story is from my old account taztaz92
Almas unidas (Chara x Lector) by Shavlihirini
#16
Almas unidas (Chara x Lector)by Shavlihirini
Ha pasado ya algo de tiempo desde que los monstruos fueron liberados del subsuelo. Vives una vida tranquila junto a muchos de los amigos que hiciste en aquel tiempo y ju...
Undertaker X Reader by littlebittsy
#17
Undertaker X Readerby littlebittsy
You are the daughter of Sebastian who is the butler of Ceil Phantomhive. What happens when you go on a case and meet someone who makes you feel something and parts of yo...
I'm Not Sharing! (Fresh!Sans X Reader X Unfresh!Sans) [Abandoned] by QueenOfNekoWriters
#18
I'm Not Sharing! (Fresh!Sans X Rea...by DaydreamingNeko
-Discontinued and Unfinished- Skeleton brothers Fresh and Unfresh have never gotten along. Especially when it comes to sharing things. So, when both of them meet (y/n) a...
||Mettaton x Reader || Oneshots and Scenarios|| by Never-Coming-Back
#19
||Mettaton x Reader || Oneshots an...by Never-Coming-Back
Mettaton thinks you look absolutely fabulous~! Come and read this book so he can give you some love darling~!
I Hate You! I Love You! ♡~Uɴᴅᴇʀᴛᴀᴋᴇʀ x Rᴇᴀᴅᴇʀ~♡ by Travelling_Army_
#20
I Hate You! I Love You! ♡~Uɴᴅᴇʀᴛᴀᴋ...by Mo
Hate sprouted deep within your heart from the moment you grasped hold of his intention and just etched further in his first attempt of escaping. His second was a success...