All Weapons:
————
Pause gameplay and press Up, Up, Down, Down, L, R, L, R, B, A.
Challenge B mode:
—————–
Successfully complete the game in Challenge A mode.
Challenge A mode:
—————–
Successfully complete the game to unlock the ”Challenge A” option
at the main menu.
Delete saved game:
——————
Enter the options screen, highlight „Exit”, then hold L + R + B and
press Start.
Self-destruct:
————–
Press Start to pause game play, then press Up(2), Down(2), Left,
Right, Left, Right, B, A, Start.
All power-ups:
————–
Press Start to pause game play, then press Up(2), Down(2), L, R, L,
R, B, A, Start. Note: This can only be done a limited number of
times until it causes your ship to self-destruct.
