FANDOM


Undertale AU Wiki
Welcome to the biggest encyclopedia on Undertale AUs.

There are currently 539 articles and 10,061 files to the site, you can add more!

Just know that it is REQUIRED for you to read the Rules and Guidelines BEFORE contributing to our Wiki.
And if you see something on this site that is yours and you are unhappy with its presence here, please contact Alphasaith with a link to the page that steals from you and a link to the proof of this being your work.

This site contains spoilers for Undertale. if you have not completed the game, you may get spoiled.


About Undertale AUs
Undertale Alternate Universes, or "AUs", are alterations to the story, world, and or characters of Undertale, be it crossovers, changes in aesthetic, or role-swaps.

"AU" is an umbrella term that includes "ATs".


Latest activity


IMPORTANT
Because there has been an increase in people removing the Cleanup Template, it seems that I must remind you all that the removal of the Cleanup Template WILL result in the deletion of the page. This has been expressed in the past, so consider this your final warning. DO NOT REMOVE THE CLEANUP TEMPLATE!!!


Poll
What is your favorite AU? Remember to read the entire list before voting.
 
89
 
86
 
27
 
95
 
17
 
5
 
16
 
19
 
28
 
1
 
38
 
2
 
142
 
1
 
28
 
40
 
3
 
12
 
2
 
1
 
5
 
375
 

The poll was created at 04:04 on October 17, 2017, and so far 1032 people voted.


Sister Wikis
UTOCWiki Logo

The UTOCWiki is a sister wiki of this wiki

UTAUIdeas Wikia Logo

The UTAUIdeas Wiki is a sister wiki of this wiki


Latest Blogs