My younger brother makes songs on beep box he has made a few themes for me for Various Undertale and Deltarune projects including character themes and battle themes for my OC Velocijammer in case you ever wanted to hear all of them here is the playlist:

Memes and Random
1

He also has his own channel which I will link with the playlist below:

https://youtube.com/playlist?list=PLTenVwFNXoPthoNBk3vB9eVor1m5ILXg8&si=hWOsxdBco7ogMRew

http://www.youtube.com/@civok64-i6gm