Underground Theme (Beta Version) - Super Mario World

"Underground Theme (Beta Version) - Super Mario World" is a high quality rip of the beta version of "Underground Theme" from Super Mario World.

Jokes
The melody has been changed to "Temporary Secretary". At 0:10, it changes to "Patched Plains", followed by "P-R-O-G-R-A-M (Vagrant Counting Song of Retrospection)" from  at 0:41 and "Snow halation" at 0:58.