Gunstar Heroes.
 No.  Code  Effect
   1  AJBT-AA5R  MASTER CODE--MUST BE ENTERED
   2  AL4T-AA3A  Protection against most hits
   3  AAJT-CAFA  Protection from falling off screen
   4  HX6T-BAKN  Vitality-up worth much more
   5  BDTT-CAF6  Start with lightning weapon instead of force
   6  BXTT-CAF6  Start with chaser weapon
   7  CDTT-CAF6  Start with fire weapon
   8  8X1T-ACGJ  Start stage 1 with 500 vitality instead of 100  
   9  691T-AGGJ  Start stage 1 with 999 vitality instead of 100
 10  8X1T-ACGL  Start stage 2 with 500 vitality instead of 120
 11  691T-AGGL  Start stage 2 with 999 vitality instead of 120
 12  8X1T-ACGR  Start stage 3 with 500 vitality instead of 140
 13  691T-AGGR  Start stage 3 with 999 vitality instead of 140
 14  8X1T-ACG0  Start stage 4 with 500 vitality instead of 160
 15  691T-AGG0  Start stage 4 with 999 vitality instead of 160
 16  8X1T-ACHT  Start stage 5 with 500 vitality instead of 180
 17  691T-AGHT  Start stage 5 with 999 vitality instead of 180
 18  8X1T-ACHW  Start stage 6 with 500 vitality instead of 200
 19  691T-AGHW  Start stage 6 with 999 vitality instead of 200
 20  AM2T-AA4N    Always have 999 vitality (infinite vitality)