Cheat mode:
     Start  a  new game and enter Shooterman as a case-sensitive name.
All levels and characters will be unlocked.

One shot kill:
     Hold  L1 at any menu screen, then press Circle, Triangle, Circle,
Triangle, X. This code may not work on all levels.

All movies:
     Hold  L1 at any menu screen, then press Circle, Square, Triangle,
Circle, Square.

Big head enemies:
     Hold L1 at any menu screen, then press Circle, Square, X, Circle,
Circle.

Control character selection screen:
     Press  Left  Analog-stick Left and Left Analog-stick Right at the
character  selection screen to move the portraits in the corresponding
direction.

Play as Luger:
     Successfully complete mission 2 in story mode.

Play as Rico:
     Successfully complete mission 3 in story mode.

Play as Hakha:
     Successfully complete mission 4 in story mode.