Super Spy Hunter Cheats
Hold A + B + Select and press Start at the title screens. Various numbers will appear on the screen. The number that remains on the screen indicates the number of lives available during the game. Note: Up to twelve lives may be selected in this manner.
Press A(8), Start at the continue screen. Defeat the CPU to continue game play with twenty extra lives.
Pause game play at any point except during the Boss sequences. Press Up(2), B, Right(2), B, Down, B, Down, B, Left(2), A, Start.