Successfully complete the game under the Rebel or higher difficulty setting to unlock the Liberty Island level.

Press Y, A, X, B, A, Up during game play. A message will appear at the top of the screen to confirm correct code entry. Repeat the code to disable its effect.

Press Y, A, X, B(2), Down during game play. A message will appear at the top of the screen to confirm correct code entry. Repeat the code to disable its effect.

Press Y, A, X, B, X, Up during game play. A message will appear at the top of the screen to confirm correct code entry. Repeat the code to disable its effect.

Press Y, A, X, B, Y, Down during game play. A message will appear at the top of the screen to confirm correct code entry. Repeat the code to disable its effect.

Press Y, A, X, B, X, Right during game play. A message will appear at the top of the screen to confirm correct code entry. Repeat the code to disable its effect.

Press Y, A, X, B(2), Left during game play. A message will appear at the top of the screen to confirm correct code entry. Repeat the code to disable its effect.

Press Y, A, X, B, A, Down during game play. A message will appear at the top of the screen to confirm correct code entry. Repeat the code to disable its effect.

Press Y, A, X, B, A, Left during game play. A message will appear at the top of the screen to confirm correct code entry. Repeat the code to disable its effect.

Quickly press Up, Down, Black, White during game play after you die, but before the restart, quick save, and quit message appears. A message will appear at the top of the screen to confirm correct code entry.

Submachine gun, miscellaneous items:

Press Y, A, X, B, Y, Up during game play. A message will appear at the top of the screen to confirm correct code entry. Repeat the code to disable its effect.

Press Y, A, X, B, Y, Left during game play. A message will appear at the top of the screen to confirm correct code entry. Repeat the code to disable its effect.

Press Y, A, X, B(2), Up during game play. A message will appear at the top of the screen to confirm correct code entry. Repeat the code to disable its effect.

Press Y, A, X, B(2), Right during game play. A message will appear at the top of the screen to confirm correct code entry. Repeat the code to disable its effect.

Press Y, A, X, B, Y, Right during game play. A message will appear at the top of the screen to confirm correct code entry. Repeat the code to disable its effect.

Press Y, A, X, B, A, Right during game play. A message will appear at the top of the screen to confirm correct code entry. Repeat the code to disable its effect.