checked-no =>Stage Skip/Extra Lives: Pause the game and press [START] A B [SELECT] R L L R [SELECT] B A B B A [START]. This enables the stage skip; however, if you use it when you have 0 lives, you will be given infinite lives. =>Double Point Values: Pause and press [START] A B B A R D U L L [START]. =>Slow Auto-Scroll: Pause and press U D L R U D L R U D L R A B B A. =>No Auto-Scroll: Pause and press U U D D L L R R. =>No Sliding Stops: Pause and press U D L R [SELECT]. =>Full weapons: During the game, press [START] (A B [SELECT])x5 [START].