Undertale Theories

A book of theories. May contain spoilers.

The Jokebook of Sans

What are you gonna pun-ish me? YES! JUST WRITE THE BOOK ALREADY OR I WILL PUNISH YOU well I already sent 10 puns into a book competition hoping to get metions. Unfortunately no pun in ten did OH MY GOD SANS JUST WRITE YOUR JOKES INTO THIS BOOK! As for you reader. Be sure to follow 5pagesofunderfalls for more Undertale...

Tag someone Who..[ Continued ]

I love this boooook

The Hell He Created (SansXReader)

Monsters have returned to the surface, but that barely concerns you. Your only focus is to work and stay in control. Don't feel, don't lose control. You've spent years perfecting this practice and you keep yourself cold to anyone who stands in the way. A new employee at your work- a joking little skeleton - has a diff...

Mettaton X Reader

It wasn't that (Y/N) hated monsters, oh definitely not, she just hated this one in particular. She absolutely loathed Mettaton.

Undertale Headcanons

I, THE GREAT PAPYRUS, HAVE SOME UNDERTALE HEADCANONS I WOULD LIKE TO SHARE WITH THE WORLD! NYEH HEH HEH!!!!

Hearts | Undertale x Reader

[COMPLETED | Undertale x Reader] * There is another one of these collections of the famous game "Undertale" with the reader in it. * It fills you with determination. - - - Undertale © Toby Fox • Mainly one-shots but drabbles, 2-3 parters, imagines, scenarios and many more can be requested. • The reader has no gender...

[DISCONTINUED] - Heaven's Tree - (Sans x Reader)

❝Don't let it consume you.❞

[DISCONTINUED] - Campus - (Undertale)

❝I can't afford not to care anymore.❞

Cryophobia - (Sans x Reader)

Next person to comment on this monstrosity gets fucking vored!! × ❝You made your choice a long time ago.❞