1 R1JT-R60T MASTER CODE--MUST BE ENTERED
2 AD1T-AAE0 Infinite lives
3 AA5A-AAC8 Infinite nova smart bombs
4 BE7A-RAA4 Start with 9 nova smart bombs
5 AY7A-RAA2 Start with weapons upgraded--player 1 only
6 BDLA-AA9Y Don't downgrade weapons when killed
7 AA6T-RAF2 Limit enemy bullets on screen to 1
8 AN6T-RAF2 Limit enemy bullets on screen to 4
9 AY6T-RAF2 Limit enemy bullets on screen to 6
10 NA6T-RAF4 Enemy bullets travel very slow
11 966T-REF4 Enemy bullets travel very fast
2 AD1T-AAE0 Infinite lives
3 AA5A-AAC8 Infinite nova smart bombs
4 BE7A-RAA4 Start with 9 nova smart bombs
5 AY7A-RAA2 Start with weapons upgraded--player 1 only
6 BDLA-AA9Y Don't downgrade weapons when killed
7 AA6T-RAF2 Limit enemy bullets on screen to 1
8 AN6T-RAF2 Limit enemy bullets on screen to 4
9 AY6T-RAF2 Limit enemy bullets on screen to 6
10 NA6T-RAF4 Enemy bullets travel very slow
11 966T-REF4 Enemy bullets travel very fast