R-Gray 1 and R-Gray 2 ships
 
 Successfully complete original mode with any ship without continuing
 to unlock R-Gray 1 and R-Gray 2. -From: Olikong@aol.com
 
 Art gallery
 
 Successfully complete special mode with four of any ships (including
 one of the R-Gray ships). Each time the game is completed, three sets
 of new artworks will be unlocked in the art gallery. -From:
 Olikong@aol.com 
 
 Game Shark Codez:
 
 
 Infinite Lives
 300DBAAF 0002
 
 Max Lock-Ons
 800DBAB8 001A
 
 Always Have Round Divider 
 800D9C96 0010
 
 Unlock Art Gallery
 800B26BA 0001
 800BDDE0 000B
 
 100% Enchroachment
 800D7306 0064
 800D730C 0064
 
 Max Score
 800D9C8C C9FF
 800D9C8E 3B9A