This is an easter egg soundtrack for the game, there will be another one

Original by Anthony Hampton
Music made by Tartarsse

undertale call of the void by Saster
underswap ritual of the mist by no-name
SwapFell by Kkhoppang
swapfell pact with hell by Gogeta SwapFell and Team SwapFell

SwapFell: Pact With Hell - EXTRA - Schoolhouse Trouble (Cover)

Official take of SwapFell Call of the Void
Join Discord server: https://discord.gg/vktZszKSjh
Pact With Hell official account, here the OST will be uploaded, you can listen to all our songs here
Team SwapFell:
Gogeta SwapFell - Owner, Main Spriter, Artist
Sharl - Co-owner, Main Artist
the rg/random_guy350 - Musician, Ideas
Deadboy - Main Musician, Ideas, Co-Owner
GSF - Musician, Ideas

Idk xD
Not available at the moment due to study issues (university)

SwapFell: Pact With Hell - EXTRA - Schoolhouse Trouble (Cover)

SwapFell: Pact With Hell - Official