Printer friendly version

• Continue game play

Press Up(2), Down(2), Left, Right, Left, Right, Down, Up, Down, Up at the game over screen to continue up to nine times.  | [Sent by DayleJ]

• Extra options

Enable the "Sound test" code. Play sounds 7, 4, 3, 7, 4, 8, and 1, pressing 1 after each sound. Options to play the game as a jet, switch the vertical controls, and adjust the difficulty level will be available.  | [Sent by DayleJ]

• Sound test

Press Right, Left, Down, Up at the title screen.  | [Sent by DayleJ]

• View Haya-Oh

Hold Left at the title screen to view the game's last Boss, Haya-Oh. | [Sent by DayleJ]