Buster Bros. Collection - Codes

Bonus Levels
from Graham Fredrick
     In Buster Buddies, start a NORMAL game by pressing X on both 1P and 2P
     controllers. If done correctly, you will get 10 extra stages.

Level Select
from Graham Fredrick
     In Super Buster Bros. and Buster Buddies, press Down + X when choosing
     a NORMAL game.