Entering secret mode: Press Left, Right, Left, Right,
Up, Down, L, R, Start on controller
two in the options screen. Astal will shout and the phrase "Secret
Mode" will appear at the top of the screen to confirm correct
code entry.
99 lives: Enter the secret mode code. Highlight the lives option
and change it to 99.
Life refill: Press Start to pause the game. Quickly press
Down, R, Up, L, X, A,
Y, B, Z, C, Right, Left.
A chime will confirm correct code entry.
Invincibility: Press Start to pause the game. Quickly press
Down, Y, Left, A, Down, B,
Right, C. A bird whistle will confirm correct code
entry. Alternatively, pause game play and quickly press Up,
Y, Left, A, Down, B, Right,
C.
Suicide: Press Start to pause the game. Press L,
A, R, C, B. Astal will moan to confirm
correct code entry. Press Start to return to the beginning
of the current stage.
Stage select: Enter the secret mode code. Return to the title screen
and press Up, Down, Left, Right, L,
R, A, Y, C, Z, B, X.
Astal will shout to confirm correct code entry. A new stage select
option will appear on the main menu.
Voice cameos (Japanese version): Enter the secret mode code. Return to the title screen
and repeatedly press the indicated buttons until the Sega logo
to change the voice that says "Sega!" to that of the
indicated character.
Antowas: Repeatedly press R + X.
Antowas (alternate): Repeatedly press R + Y.
Astal: Repeatedly press L + Y.
Geist: Repeatedly press L + Z.
Gerardo: Repeatedly press R + Z.
Leda: Repeatedly press L + X.