At the mission select screen, enter the following passwords to unlock the corresponding mission:
Effect Code Bonus Mission 1 Hold up + 2 + 3 + 6 Bonus Mission 2 Hold down + 2 + 6 + 7 + 8 Bonus Mission 3 Hold right + 3 + 5 + 6 Bonus Mission 4 Hold up + 2 + 5 + 8 Bonus Mission 5 Hold right + 2 + 4 + 5 + 6
Change globe speed and direction
Hold 4 and 6 at the mission select screen.
Change Ground Texture
While playing, press Up + A + B + C + 3 to change the texture of the ground.
While playing, press Up + B + C + 0 to switch around the music.
During game play, press up + A + B + C + 6.
Different ammo out message
Type C + 4 + 8 at the mission select screen.
Different monitor frame
Hold Right + C + 1 + 4 + 5 at the mission select screen.
At the Mission Selection Screen press 3, 6, 9 and # simultaneously to add an extra ship (life). You can do this repeatedly until you max out at nine lives.
At the mission selection screen press down, 3,4,6,7 simultaneously. You will now have unlimited weapons, shields and energy
At the mission select screen, hold 2 + 4 + 6 + 7 + 8 + 9.
During gameplay press Up, A, B, C and 7 simultaneously. The mission will now become a night mission and flares will automatcally be added to you alternate weapons system.
Unlimited Weapons, Energy, and Shields
On the mission select screen, press Down + 3 + 4 + 6 + 7 to gain access to unlimited weapons,energy,and shields.
Know Something We Don't?
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