![Undertale x male reader by RandomKid362](https://img.wattpad.com/cover/291819262-512-k159896.jpg)
#1
Undertale x male readerby Toad Yeager
So harem book of Charas and Frisks x male reader but real description is below this.
The only one of his person in all universes is part of Undertale with an OP powers b...
![Bone-ly Ness Is Overrated (Sans X Reader) by SappyNyan52](https://img.wattpad.com/cover/55233073-512-k383036.jpg)
#2
Bone-ly Ness Is Overrated (Sans X...by Sap/Sappy/Nyanling
The monsters have been liberated from the Underground by Frisk. You didn't mind the monsters, they were nice. You befriended Frisk, Toriel, Nabstablook, Sans, Papyrus...
Completed
![Gaster x Reader by MoonReader109](https://img.wattpad.com/cover/83750469-512-k72649.jpg)
#3
Gaster x Readerby MoonReader109
Pretty self explanatory. This takes place after the Pacifist route in Undertale. Through determination, Frisk was able to bring back Chara, Asriel (Asriel is Flowey per...
Completed
![In the underground: a reader x undertale fanfic by nonagonalxbaby](https://img.wattpad.com/cover/60580317-512-k306524.jpg)
#5
In the underground: a reader x und...by nonagonalxbaby
This is like the eighth time I've typed this so yeah I'll make it quick. A random work of a dork (that's me!) non of the characters belong to me I don't own undertale an...
!["That's the sun, Papyrus" by emmy_gurl2713](https://img.wattpad.com/cover/95068519-512-k416116.jpg)
#6
"That's the sun, Papyrus"by 1234
This is an Undertale fan fiction. It revolves around Frisk, Sans, Papyrus, Mettaton ex and Undyne. Other characters, such as Alphys, Toriel and Asgore will feature.
![Regrets by pastanotdrugs](https://img.wattpad.com/cover/81424547-512-k72617.jpg)
#7
Regretsby pastanotdrugs
Chara and Frisk come back to their old family house searching for a better life but the past still seems to haunt the older sister.
All the illustrations are mine!
I hop...
![Shadow's of the Past[An Undertale fanfic] by GalacticMystery152](https://img.wattpad.com/cover/76512467-512-k195305.jpg)
#8
Shadow's of the Past[An Undertale...by GalacticMystery152
This story takes place after the barrier is shattered, and all monsters are preparing to move to the surface. Frisk, a young human girl at the age of eight, stays with a...
![ᴠɪʀᴛᴜᴀʟ ʟᴏᴠᴇ // ʀᴘ ʙᴏᴏᴋ ᴡɪᴛʜ ʀᴇᴀᴅᴇʀ-ᴄʜᴀɴ by _SANStastic_](https://img.wattpad.com/cover/236024653-512-k409342.jpg)
#10
ᴠɪʀᴛᴜᴀʟ ʟᴏᴠᴇ // ʀᴘ ʙᴏᴏᴋ ᴡɪᴛʜ ʀᴇᴀᴅᴇ...by ⏎ʀᴇᴀᴅᴇʀ-ᴄʜᴀɴ☜☏
ʜᴇʟʟᴏ!! ɪ ᴀᴍ ʀᴇᴀᴅᴇʀ ᴄʜᴀɴ!!
ʏᴏᴜ ᴍᴜsᴛ ʙᴇ ____
ᴡʜᴀᴛ ᴀ.ᴜ ᴀʀᴇ ʏᴏᴜ ғʀᴏᴍ!? ɪ ʟᴏᴠᴇ ᴀʟʟ ᴏғ ᴛʜᴇᴍ!!
ᴄᴏᴍᴇ ᴅᴏᴡɴ ɪғ ʏᴏᴜ ᴀʀᴇ ɪɴᴛᴇʀᴇsᴛᴇᴅ ɪɴ ʀᴘɪɴɢ ᴡɪᴛʜ ᴛʜᴇ ʀᴇᴀᴅᴇʀ, ᴀs ʏᴏᴜʀ ᴄʜᴏsᴇɴ ᴄʜᴀʀᴀᴄ...
![Ask/Dare Undertale by Tripletale_Hazel](https://img.wattpad.com/cover/89439444-512-k463988.jpg)
#12
Ask/Dare Undertaleby Tripletale_Hazel
Hello my smol beans!
This is my ask UNDERTALE book!
I will be taking asks and dares, so I hope you enjoy!
||Any art used does not belong to me||
![A Great Book by SirenaShyren](https://img.wattpad.com/cover/129418693-512-k168135.jpg)
#13
A Great Bookby SirenaShyren
I was all alone once.
Until I was found by none other than the Great Papyrus, who took me in to take care of me. Until. . .I began to fall for him.
Who knew?
![(After x naga)(NAJ){Now RP NAJ} by _underfell_Venom_](https://img.wattpad.com/cover/128757549-512-k632424.jpg)
#14
(After x naga)(NAJ){Now RP NAJ}by (DED ACCOUNT)
So this is my first fanfic so NO LEMONS. Now it's an RP book but whateves
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After is 19 (Also my OC) and lives with his siblings Gena, Reapva and wilted. He's the...
![Pietale by AFGaming5](https://img.wattpad.com/cover/85650746-512-k194098.jpg)
#15
Pietaleby AFGaming5
Hey! It's me pie! In this book I teleport into the world of undertale! And I also mess with the game! Enjoy!
![My Lovely Killer (Male!Frisk X Chara) by IchiMikuze](https://img.wattpad.com/cover/85867726-512-k121964.jpg)
#16
My Lovely Killer (Male!Frisk X Cha...by James Ethan
(Yeah, I know. Title is wrong.)
Frisk is the 6th human soul falled on the underground. He is in the True Pacifist route. Chara is in evil genocide route. She controlled...
![Not Allowed to Love - Sans x Reader fanfic by Sonamy_lovers101](https://img.wattpad.com/cover/81603889-512-k209330.jpg)
#17
Not Allowed to Love - Sans x Reade...by TrashQueen
Love seemed like a myth. You'd never fall for anyone, not even a... monster?
Everything seems fine being the way it is, that is, until you meet him. Something about hm...
![Battletale by Chris_ToWild4U_Kratt](https://img.wattpad.com/cover/61196345-512-k834317.jpg)
#18
Battletaleby Chris Kratt
It's terrible day in the underground.
Monsters are screaming.
Houses are burning.
On days like these-
Monsters like me.
Fight for NOTHING.