#1
Who Says You're the One in Control?by Colorful Noodle
Papyrus is dead. As are over 100 of the monsters in the Underground.
Now it was just Chara against Sans in the Last Corridor. Already prepared to die here, Sans fights m...
Completed
#2
The Royal Executioner (Reader Inse...by ThatUsernameUsed
Many of you have heard of The Royal Judge, Sans. But, have you heard of The Royal Executioner? His name is Y/N, and he is The Royal Executioner of The Underground. He th...
#3
Life Can't Be RESET [UnderTale]by Kaitlyn
Pacifist. Neutral. Genocide. SAVE. LOAD. RESET. Over, and over again. Living through an endless loop has started to take its toll on Sans. Eventually, he just doesn't ca...
#4
Flip My Switch [Mettaton x Reader]by nipnopopolis
A certain self-obsessed robot decides that he is your new best friend, and you don't particularly feel up to objecting. And your life is good, with your sister returned...
Completed
#5
Genocidalsby Charasinner
Chara is on her tenth genocide run. She doesn't plan on stopping anytime soon. Sans, her judgement, has given up. He's fine with Chara walking in, killing him, then walk...
#6
Innocent Chara picturesby StarIsEnby
⚠️TRIGGER WARNING ⚠️
Self-harm and suicide
Mainly angst and some evil Frisk(yes I know that Frisk isn't reasonable for genocide and it's you the player's fault) and some...
#7
Kids like YOU (Sans x reader)by NeverCeaseToAmaze
Sans loves you... and he will do ANYTHING to have you...
Completed
#8
Disbeliefby hmong7777
At the end of every genocide run, Frisk duels with Sans and wins. However, what if Sans begins to care once more and takes the blow in replacement of Papyrus? Who will l...
Completed
#9
Chara X Reader - You against the W...by Ymir_Krista
It's the world against you or you against the world. Or, in this case... You against me or me against you. Your choice. Either way, I win.
#10
Genocide Papyrusby Bloody7851
What if in the Genocide run you had to kill Sans first? Then you fight Papyrus? Will the battle be his same 'I believe in you' and go super easy on you? What are you wai...
#11
Paying For It (Classic!Sans X Geno...by Lana
Why did you do it...? How could you? Well, now you were punishing yourself...
WARNING
Contains self-harm!!
Completed
#12
Chara's life. Part:1by Madelyn Roblox
In my first book i will be telling you about Chara's backstory (how i think it all happend)! When Chara was young she was bulled. She hated people. One day, she heared s...
#13
La bête noire (One-shot)by Okame-Art
Quelque chose de vraiment étrange ce produit dans les recoin sombre de la sphère. Et Ink, le gardien de la création, est bien décidé a chasser le coupable. Car cette fo...
Completed
#14
Undertale Oneshotsby Interesque
Hi people! This is my first ever attempt at writing fan fiction (or anything to publish online, if I think about it.) I'll try to take as many requests as I can, so don'...
#15
Genocide Fight - Anontale Oneshotby DarkVrallie
Countless fights, countless deaths on both sides and yet the kid never gives up. They just have to much DETERMINATION for either of their own good. Sans just wants this...
Completed
#19
Undertale Chapter 1: KILL or be KI...by DJ_Bonnie
Wonder what it feels like to have so much Power? I think it's time to fix my "mistakes"... One RESET, One CHANCE!