Undertaletheory Stories

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5 Stories

UnderTheory (My Undertale Storyline Theory) by datonecosplayer
#1
UnderTheory (My Undertale Storylin...by Sutayari
This is my Undertale theory of the whole storyline. I've read many au's and other theories and out of my favorites I have combined my favorite parts in each one to make...
RedemptionTale by LaLaHedgemunk
#2
RedemptionTaleby Sarah Bear
*** (Fem Frisk/Male Chara) For the first time in, what seems like, an eternity, the eighth and final necessary human has fallen into the Underground realm of Monster kin...
Undertale Theory (Spoilers!) by TobyRogers0
#3
Undertale Theory (Spoilers!)by BlueberryFaygos
This will be talking about the Undertale Theory I have recently come up with. Please enjoy!! and please no hate..
The reality behind Undertale by HanginWithFrosty
#4
The reality behind Undertaleby hangin'_with_Frosty
This is a JOKE. I want you all to understand that I did this out of sheer boredom and thought it was a cool idea. I wrote this to explain a theory I had; a theory that m...
Why i believe Sans has killed fallen humans. (OLD) by Fanficgirlmaddy
#5
Why i believe Sans has killed fall...by MadMaddyGirl
okAY SO- um I'm sharing my headcanon/ theory on Sans undertale- i am taking this serious- so JFDKJFD