During play, type "NAMRON". You should now appear on the next level and will have access to the following keys:
'-' (on the keypad)--Skip to previous level
'ENTER" (on the keypad)--Skip to next level
In a two player game, player 1 needs to get an extra life. Then both players must lose all their lives. Player two will get 99 lives; after he loses one, so will player one.
To enter the password press 'F1' or 'F2' (one or to players) select control by pressing fire on the joystick and then you will be asked for a password.
11-"SPIN" | 31-"BALL" | 51-"LEFT" | 71-"PLAY"
21-"FLIP" | 41-"GOAL" | 61-"TWIN"