Tiny Phalanx is an entire hidden game within Zero Divide. To access it,
 turn the Playstation on, and hold Select and Start on controller 2 until
 you see the Tiny Phalanx title screen.

Infinite Lives:
 800AC634 0002

Infinite Bombs:
 800AC4A0 0003

Start With 99 Lives:
 D00AC634 0002
 800AC634 0063

Start With 99 Bombs:
 D00AC634 0003
 800AC634 0063