D.N.A. - Dark Native Apostle Cheats

At the title screen, hold L1 + R1. Keep those buttons held and press Circle(2), Square(2), L2, Circle, L2, Square, Select. Release L1, press Circle, then release R1. Start the game to have all weapons with infinite ammunition.

At the title screen, press and hold L1 + R1, next with those buttons still held down, enter Circle, Circle, Square, Square, L2, Circle, L2, Square, Select.
Now let go of L1, push Circle, then release R1.

At the title screen, hold L1 + R1 and press Circle, Circle, Square, Square, L2, Circle, L2, Square, Select.
Release L1, press Circle, then release R1. ...Start the game.

At the title screen, hold L1 + R1. Keep those buttons held and press Circle, Circle, Square, Square, L2, Circle, L2, Square, Select. Release L1, press Circle, then release R1. Start the game to have all weapons with infinite ammunition.