Enter the following codes during gameplay.
Key:
[L] = While holding L press...
[R] = While holding R press...
[/L] = Release L
[/R] = Release R
Invincibility:
[L] A [R] X, Y [/R] A [R] X, Y, B, A, Black, Y, Black [/L]
Infinite ammo:
[L] A [R] X, Y [/R] A [R] X, Y, B, A, Black [/R] B [R] Back button [/L]
Infinite lives:
[L] A [R] X, Y [/R] A [R] X, Y, B, A, Black [/R] A [R] Back button [/L]
Extras:
[L] A [R] X, Y [/R] A [R] X, Y, B, A, Black, B, Back [/L]
