This should be an official OST that you can get in the trophy shop

TBOI OST (Lullabies) - 1 - Peregrinus "Stranger" (Basic Boss Fight)

As with every song that I uploaded: I do not own any of the music myself. All the copyright goes towards their respective owners.

Juke's Towers of Hell OST - Stalagmitic Abeyance

Unused Peppibot factory escape theme.
I do not own the music. Pizza tower composers are Mr. Sauceman, ClascyJitto(Frostix) and POST ELVIS.