Astuces
Select Stage
Allez au menu option et faites avec la deuxième manette maintenez enfoncés :  puis appuyez Start sur la première manette. Si vous avez fait la manipulation correctement, l'écran changera et vous pourrez sélectionner votre niveau de départ.

Menu caché
Pendant la présentation du jeu, une fois que la demoiselle s'est pétrifiée, appuyez sur Start, , , , Start.
 
 

Codes Action Replay
7E0A 9901 = invisible aux yeux des aliens
7E10 0C00 = invisible sauf pour les aliens
7E10 245B = invincibilité
7E10 5A0E = javelot infini
7E10 5C03 = vies infinies
7E10 5Exx = nombre de credits
 
 

Codes Game Génie
D4EE-A766       Start on level 1-2
D7EE-A766       Start on level 2-1
D0EE-A766       Start on level 3-1
D9EE-A766       Start on level 4-1
D1EE-A766       Start on level 5-1
D5EE-A766       Start on level 5-2
D6EE-A766       Start on level 5-3
DBEE-A766       Start on level 6-1
DCEE-A766       Start on level 6-2
EEB5-6404 + EEB5-64A4   Start with full health bar on Standard level
EEB5-6704 + EEB5-67A4   Start with full health bar on Novice level
EEB6-6D04 + EEB6-6DA4   Start with full health bar on Advanced level
EEB6-6F04 + EEB6-6FA4   Start with full health bar on Expert level
DB8F-AD9D       Start with up to 9 lives on Options screen (selecting downward from 1 goes to 6)
F38F-AD2D       Start with up to 30 continues on Options screen (selecting downward from 0 goes to 3)
C286-A70D       Infinite lives
3CEA-67D8       Infinite continues
C236-0DDD       No damage taken from punches
C238-0FDD       No damage taken from jumping attacks, tail attacks, rushes
DF83-64AF       Disc power-ups give 1 disc instead of 6 (handicap)
D783-64AF       Disc power-ups give 3 discs
DC83-64AF       Disc power-ups give 10 discs
FB83-64AF       Disc power-ups give 25 discs
DF8E-6D6F       Spear power-ups give 1 spear instead of 6
D78E-6D6F       Spear power-ups give 3 spears
DC8E-6D6F       Spear power-ups give 10 spears
FB8E-6D6F       Spear power-ups give 25 spears
EDCA-0DD4       Spear and disc power-ups last until end of level (can't pick up other power-ups)
C282-6FDF       Rhynth(tm) meat doesn't add to your maximum health
D08A-6F6F       Rhynth meat adds 1/2 as much to maximum health (handicap)
FD8A-6F6F       Rhynth meat adds 2x as much to maximum health
4D8A-6F6F       Rhynth meat adds 4x as much to maximum health
DD82-67DF       Rhynth meat adds nothing to your current health
D082-67DF       Rhynth meat adds half as much to current health
FD82-67DF       Rhynth meat adds 2x as much to current health
4D82-67DF       Rhynth meat adds 4x as much to current health
C28D-A40F       Ptera(tm) meat doesn't heal
1D8D-A7AF       Blue bottles don't heal at all
3C8F-A76F       Blue bottles heal 1/2 of your health instead of 1/4
DD84-A4DF       Blue bottles heal completely
DFB1-A4D7       Light laser can be fired instantly
F6B1-A707       Medium laser is fired above 3rd line instead of 2nd
D9B5-ADD7       Medium laser can be fired above 1st line
DCB1-A4A7       Medium laser can be fired below 1st line--eliminates light laser
F6B5-AF07       No damage is taken from using heavy laser
DFB5-AD67       Heavy laser can be fired above 2nd line--eliminates medium laser
F6B5-AD67       Heavy laser can be fired above 3rd line (without waiting for bar to change color)