List of sound playables on this page (16 files):

01 title.vgz
02 player select.vgz
03 overworld.vgz
04 underworld.vgz
05 subspace.vgz
06 power-up fanfare.vgz
07 birdo.vgz
08 victory.vgz
09 world clear.vgz
10 invincible.vgz
11 wart.vgz
12 ending.vgz
13 miss.vgz
14 game over.vgz
15 underworld (prototype).vgz
16 invincible (prototype).vgz