Full health:
————
Pause game play and press A, C(2), A,
B(2), A, C, Start. The word „cheater”
will be spoken to confirm correct code entry. Note: This code
may only be used once per level.
Level skip:
———–
Pause game play and press A, B(2), A,
A + C, A + B, A + B, A + C.
Power-up:
———
Pause game play and press A, B(3), C,
A, C(2). The word „cheater” will be spoken
to confirm correct code entry.
Extra continue:
—————
Pause game play and press A, Left + B,
A, B, A, B, C, A. The
word „cheater” will be spoken to confirm correct code
entry.
Extra life:
———–
Pause game play and press Up + B, B,
A, C, A(4). The word „cheater”
will be spoken to confirm correct code entry. Alternately, pause
game play and press B(2), C(2), A(4). Note:
The alternate code can be enabled only once per level.
Debug mode:
———–
Pause game play and press Left + A, B(2),
A, Right + A, B(2), A. A picture
of the development team will be displayed to confirm correct code
entry.
Nine plasma guns:
—————–
Pause game play and press Down + C, A, B, C, A, B, A, C.
Nine homing missiles:
———————
Pause game play and press Right + A, A(2),
B, A, C, B, A.
1000 rounds of ammunition:
————————–
Pause game play and press A, B(3), C, A, C(2).
Jump to the „What the Heck” level:
———————————-
Pause game play and press Left, Right, A,
B, C, Left, Right, A, Start.
Jump to last level:
——————-
Pause game play and press A + C, A + B, C(2), B(2), A(2).