Thirty continues
Press [Select]x7 on controller two at the title
screen. A sound will confirm correct code entry.
Special weapons
Press [Start]x7 on controller two at the title
screen. A sound will confirm correct code entry. Nine additional
weapons will be available for selection.
Extra easy difficulty
Press [L]x7 on controller two at the title screen.
Set the game to the Dynamic setting.
Extra hard difficulty
Press [R]x7 on controller two at the title screen.
Set the game to the Almanic setting
Play as Bosses
Hold [L] + [R] on controller two when starting
a new game. Use controller two to play all Bosses in the game.