Cosmo Tank Cheats For Game Boy

1. Sound Test

   During Quest Mode, pause the game and press and hold Down + A + B. While holding these, press Start.

   Contributed by: KasketDarkfyre 

2. Invincibility

   Begin game play and proceed until reaching the cave on the first planet. Press [Right], [Start] immediately upon entering the cave. Then press Left, Left, Start

   Contributed by: Shadow Reaver 

Walkthroughs & FAQs