Additional lives:
Highlight the "Two Players" selection and press L, R, Up. The word "Bingo!" will confirm correct code entry. Up seven additional lives and continues will be available.
Extra lives and continues:
Press Down, L, R, Up at the player select/skill screen. You can now set the number of lives and continues to a maximum of seven each. Alternately, press Left(2), Up, Down, L, R, Up at the player select/skill screen.
Hidden credits:
Hold L + R and press B as the Beam Software logo forms on the screen.
Level select:
Press Right(2), Up, Down, R, L, Start at the player select/skill screen. The word "Bingo" will confirm correct code entry. Alternatively, press Right(2), R, L, Start at the player select/skill screen.
No enemies:
Enable the "Level select" code. Choose a circuit and hold Select when entering a room. Note: This may not be effective in some rooms. After ten keys are obtained, this trick may be used to reach the Pleasure Dome.
Sound test:
Press L, R, L(2), R at the option screen.
Turbo mode:
Highlight the "One Player" selection and press Left, Right, Left, Up, R(2). The word "Bingo!" will confirm correct code entry.
Stage select
To select any Stage, go to the Players Select Screen, and choose the
number of players, then on Controller 2, hold Down and B at the same
time, and while holding them down, press Start on Controller 1.