underverse

You've entered the Underverse. You can even pass through Genocide.

Underverse

Russian The Inca's Secret Assistant

Underverse

what if you're in Underverse?, you are the player aka the original player/Classic player, your role is to be the player and do whatever you like.

Underverse

AU's of Sans living in your house.

Underverse

• Fan AU called "Copyrtale" •

underverse!!

Read the memory!! (all canon) (created on 2026-07-29) (2026-07-29 23:27 Update 02) (2026-07-29 23:37 Update 03) (2026-07-29 23:44 Update 04) (2026-07-30 18:43 Update 05) (2026-07-31 12:13 Update 06) (2026-07-31 12:19 Update 07) (too lazy to write more updates)))) (2026-08-01 17:18 Update 09) (2026-08-01 19:11 Update 10) (2026-08-01 19:23 Update 11) (06.08.2026 23:29 Update 12)

Underverse

Undertale Multiverse [Added more new AU]

Underverse

You are falling. Not into the abyss, but through layers of reality. Fragments of dreams, forgotten memories, and shadows of those who were here before you flash past.

UNDERVERSE

For those interested, there are 28 cards here (more information about Swap added >=3) Write in the comments what or who else to add

Underverse Infection

Underverse Infection

Dream

Dream from Underverse. (No character as Underverse)

Undertale and Underverse RPG

undertale, underverse roleplaying

Error Sans

ink Sans from underverse!

Underverse Beach

Everyone is at the beach (you can be whoever you want and you can even imagine your own OC).

Bed Wars

Bedwars and Underverse. Good luck!^^

Underverse RUSS

хз

Underverse 💫

OH MY GOD!!! THIS IS UNDERWORTH

Underverse GC

Wtf is going on here

Underverse RPG

Here are Ink, Dream and Nightmare

Underverse Beach

Everyone is at the beach (you can be whoever you want and you can even imagine your own OC).