Sagaia
Unlimited continues:
Press B(3), C, A(3), B(2), C(3)
at the title screen. The phrase "Free Play" will appear
at the bottom of the screen to confirm correct code entry.
Level select:
Press C, A, C, B, C, A,
B, A, B, A, B, C, A
at the title screen. The phrase "Zone Select" will appear
to confirm correct code entry.
Sound test:
Obtain a high score and enter ZZT as initials on the
high score screen.
Debug data:
Press [A, B, C] four times at the title
screen.
Expert mode:
Press C(12) at the title screen.
