Undertale-au Stories

69 Stories

Voidheart [Female Chara x Male Reader] by Shyboxes
#1
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...
ShiftFell-Gold Chara X MaleReader [Completed] by Possibly-a-Unique_Na
#2
ShiftFell-Gold Chara X MaleReader...by ʕ•̫͡•ʕ•̫͡•ʔ•̫͡•ʔ•̫͡•
Chara(Cocoa) x MaleReader Any art here ain't mine.Credits goes to the artists *ShiftFellGold Chara(Cocoa) By CutieGrumpyCerym -Tumblr -DeviantArt Creator of ShiftFell-G...
Completed
Even Those of Cruelty turn Kind by adamabyss12
#3
Even Those of Cruelty turn Kindby adamabyss12
(Alphatale and Ten no Kami belongs to Shadikal15) Once of the TransVoid, an entity named Ten no Kami, is the spawn of a Being, who is named MalesGrow, resembling a black...
Book of Undertale Aus/Ship Children [2024!!] by RoseMason7
#4
Book of Undertale Aus/Ship Childre...by Undertale AUs
this is the 2024 remake of my past two undertale au showcases. a lot of aus i no longer have, others have more information, completely reworked or have new designs! i fi...
reborn in alphatale  by fanson34
#5
reborn in alphatale by TonDron
in the end you made your choice -Eve when someone wakes up to something that they thought wasn't even possible, it probably would cause them to panic or freak the fuck...
Waking Up In The Pj's Daycare Multiverse As My OC But Something Is Wrong by Originalsparkstar
#6
Waking Up In The Pj's Daycare Mult...by Originalsparkstar
Waking up in another world is frightening, but waking up as a Toddler version of My OC? The multiverse must hate me or something!
The Worst Ending [DreamReVerse] ENDING 1 by RoseMason7
#7
The Worst Ending [DreamReVerse] EN...by Undertale AUs
[[excuse me but my drawing/cover is absolute garbage rip-]] It had been Coronation Day for Nightmare. The day that was supposed to be happy but all he could feel was de...
Completed
Book of Undertale/Au Ship Children by RoseMason7
#8
Book of Undertale/Au Ship Childrenby Undertale AUs
This is a "book" of all the ship children I have made for my Undertale Books and for my future UT books here. They will all be made in GachaClub seeing as I'm...
Gap!Tale Comic by YukiKyuuAizawa
#10
Gap!Tale Comicby Ember L. Hood
Artist: Elizabeth Draws Writer: YukiKyuuAizawa The comic version of Gap!Tale. This is the story of Frisk who somehow manged to gain the ability to manipulate the bound...
Gap!Tale by YukiKyuuAizawa
#11
Gap!Taleby Ember L. Hood
Art by Elizabeth Draws. the text version of the Undertale AU known as Gap!Tale. This tells the story of Gap!Frisk, a Frisk who gained the ability to manipulate boundari...
Undertale: World of Monsters by Darkaris13
#12
Undertale: World of Monstersby Darkaris13
Long ago, two races ruled over Earth: HUMANS and MONSTERS. One day, war broke out between the two races. But... the humans were betrayed by one of their own. The traitor...
Chipper's Art Book by WolfieAmWhitevoid
#13
Chipper's Art Bookby ACEC
Cover is temporary but made by me- An art book of art that I did either recently or is old as fu-
StoryShift Chara roleplays by InkyCha0s
#14
StoryShift Chara roleplaysby Inky Chaos
Roleplays I had on a discord server of mine but in a fanfic format. Trigger warnings!! - Bright colors are shown in the illustrations, beware. - this may have some viole...
(Reborn) Everything Sans X Union Academy  by fanson34
#15
(Reborn) Everything Sans X Union A...by TonDron
when stores are made with reborn, there are manly 2 ways it goes 1. it's silly goofy and unrealistic 2. it is really realistic and had a lot dark thems aling with people...
~Scratch HighSchoolverse~ by Watermelon_Whisker
#16
~Scratch HighSchoolverse~by Subtitles-Off
You'll hopefully be able to read this even if you're not in the rp. This is a High School AU of an alternate multiverse with tons of differences. Expect lot's of ships a...
"Why Should I Let You In Again..?" A Underswap Pap x Napstabot/Napstaton Fanfic by Cr3at0rofW3ird
#17
"Why Should I Let You In Again..?"...by Cr3atorofW3ird
Honey (US!Papyrus) used to date someone big, but all went wrong three years ago..that one year changed his ways for years, not letting anyone into his soul again..but ma...
UnderShard by panimore
#18
UnderShardby Pan
UnderShard is an Undertale AU where there is a glitch as a result of a hacker trying to implement their own character into the game. (Special thanks to @America50_Areic...
Sagamaker Fanverse: Peacekeepers by ideadud
#19
Sagamaker Fanverse: Peacekeepersby Letnoj Brown
Jason has found him self inside of a fictional world now it's up to him and his very unstable team to stop a infection from spreading and taking over along with the fac...
The Lost Log | An Undertale-Inspired Writing by NotK0R0
#20
The Lost Log | An Undertale-Inspir...by K0R0
An alternate version of W.D. Gaster from Undertale, Perfectionist doesn't vary too much from the mysterious and popular character, except... he never died. Perfectionist...