Astuces
49 vies
A l'écran de sélection des joueurs et options maintenir  sur la manette 2 et faire Start et Select sur la manette 1.

Lieu sûr
Placez votre vaisseau au-dessus des trois derniers chiffres du score dans le niveau 1. Aucun ennemi ne pourra toucher votre vaisseau, juqu'à ce que le boss arrive.

Pas d'ennemis en mode démonstration
Entrez le code ZZT dans les highscores.
 
 

Codes Action Replay
7E10 6x09 = vies infinies joueur x (x=8:joueur 1, 9:joueur 2)
 
 

Codes Game Génie
DFB0-A7DD + CDB0-A4AD+ DDB0-A70D + 6AB0-A76D   Start on planet B
D4B0-A7DD + CDB0-A4AD+ DDB0-A70D + 6AB0-A76D   Start on planet C
D7B0-A7DD + CDB0-A4AD+ DDB0-A70D + 6AB0-A76D   Start on planet D
D0B0-A7DD + CDB0-A4AD+ DDB0-A70D + 6AB0-A76D   Start on planet E
D9B0-A7DD + CDB0-A4AD+ DDB0-A70D + 6AB0-A76D   Start on planet F
D1B0-A7DD + CDB0-A4AD+ DDB0-A70D + 6AB0-A76D   Start on planet G
D5B0-A7DD + CDB0-A4AD+ DDB0-A70D + 6AB0-A76D   Start on planet H
D6B0-A7DD + CDB0-A4AD+ DDB0-A70D + 6AB0-A76D   Start on planet I
DBB0-A7DD + CDB0-A4AD+ DDB0-A70D + 6AB0-A76D   Start on planet
DCB0-A7DD + CDB0-A4AD+ DDB0-A70D + 6AB0-A76D   Start on planet K
D8B0-A7DD + CDB0-A4AD+ DDB0-A70D + 6AB0-A76D   Start on planet L
FDC3-6D67 + CBC3-6D07 + 3CC3-6DA7       Both players start with 10 lives
F9C3-6D67 + CBC3-6D07 + 3CC3-6DA7       Both players start with 15 lives
4DC3-6D67 + CBC3-6D07 + 3CC3-6DA7       Both players start with 20 lives
49C3-6D67 + CBC3-6D07 + 3CC3-6DA7       Both players start with 25 lives
DFC3-6D67 + D9C3-6DA7 + C4C3-6D07       Player 1 starts with 1 life,+ 63C3-6FD7 + C2C3-6FA7 player 2 with 5 lives
DFC3-6D67 + FDC3-6DA7 + C4C3-6D07       Player 1 starts with 1 life,+ 63C3-6FD7 + C2C3-6FA7 player 2 with 10 lives
D4C3-6D67 + D9C3-6DA7 + C4C3-6D07       Player 1 starts with 2 lives,+ 63C3-6FD7 + C2C3-6FA7 player 2 with 5 lives
D4C3-6D67 + FDC3-6DA7 + C4C3-6D07       Player 1 starts with 2 lives, + 63C3-6FD7 + C2C3-6FA7   player 2 with 10 lives
D9C3-6D67 + DFC3-6DA7 + C4C3-6D07       Player 1 starts with 5 lives,+ 63C3-6FD7 + C2C3-6FA7 player 2 with 1 life
FDC3-6D67 + DFC3-6DA7 + C4C3-6D07       Player 1 starts with 10 lives,+ 63C3-6FD7 + C2C3-6FA7 player 2 with 1 life
D9C3-6D67 + D4C3-6DA7 + C4C3-6D07       Player 1 starts with 5 lives,+ 63C3-6FD7 + C2C3-6FA7 player 2 with 2 lives
FDC3-6D67 + D4C3-6DA7 + C4C3-6D07       Player 1 starts with 10 lives,+ 63C3-6FD7 + C2C3-6FA7 player 2 with 2 lives
DD35-6FA5       Player 1 has infinite lives
DD3B-6FA5       Player 2 has infinite lives
62CD-AF67 + 4ACE-64D7   Player 1 starts with 1 green power cube instead of none
62CD-A407 + 4ACE-64D7   Player 2 starts with 1 green power cube instead of none
C22D-67D9       Invincibility--player 1
C23C-AF60       Invincibility--player 2