Get the undertale Acapella album on iTunes Google Play Spotify Catch me live on Twitch! I've wanted to do this song since I finished my first playthrough of Undertale! The Bergentrückung intro sets ...

Undertale developed by Toby Fox, and a character in Undertale's episodic follow-up Deltarune. The king of the Underground, he is a special type of creature known as a Boss Monster and serves as the ...