Free
play mode: Hold L1 + L2 + R1 + R2 and press Start
when the phrase "Press Start" appears at the opening screen.
While still holding L1 + L2 + R1 + R2 press Up(7),
Down, Up(4), Start. The phrase "Limiter
released" will be spoken to confirm correct code entry. Enter the
configuration screen and turn off the credit limit to enable free play
mode. Alternatively, play the game a total of two hundred times.
Level
select: Successfully complete the combat mode game under arcade mode.
Thirteen
ships: Successfully complete the combat mode game under extra mode.
This option can be used to fly a prototype ship with no hyper laser or
special attacks.
Shooting
Down Rate option: Set the game to 13 ships in the configuration screen. Then,
successfully complete the game in arcade or extra mode to unlock the
Shooting Down Rate option in the configuration screen. When enabled, the
game will display the number enemies destroyed during game play.
Extra
credits (Japanese version): Repeatedly tap Select at the title screen to set the
total credits to nine.
Please
select the first letter of the game's title below. If the word
"The" appears at the start of a title, ignore it and search for
the second word in the title:
