Dead Ball Zone Cheats (PlayStation)

In the beginning of the game, while there is a language choosing option (flying ball with
flags), choose Italian language, but don't choose it press anything yet. Then press  L2 +
R1 + Up + Square.

  You'll see a picture of two jerks playing Playstation. There you'll be able to watch all
game videos, but after quiting it, an invincible team of Cyborgs will be available