Gradius Collection Cheats PSP

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Gradius Collection is a Shooter/Vehicle Shooter video game for PSP developed and published by Konami on June 7, 2006. It's rated Everyone by the ESRB and no users have rated it yet.

Our newest cheats for Gradius Collection were added June 29, 2013.




Gradius Gaiden: Power Up Code

To get a free power-up, pause the game and press: UP, UP, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT, X, CIRCLE.

All Weapeons & Power -Ups (Easy Difficulty)

Pause the game and press Up, Up, Down, Down, Left, Right, Left, Right, X, Circle.




Gradius IV Unlocks

After you complete the Gradius 4 game, you unlock two things: You get Boss Rush, and also the Stage Select ability.

Gradius III Unlocks

  • Cube Attack : Survive until level 9. It´s the cube attack from level 9.
  • Extra Edit : Complete the game. You will be able to choose more weapons in Extra Mode.
  • Extra Mode : Survive until level 9. Here you will see most of unlockables.
  • Gradius : Get hit by a shot of the last boss. It´s part of the first level from Gradius.
  • Salamander : Get hit by a shot of the last boss. It´s part of the first level from Salamander.
  • Stage Select : Complete the game.
  • Gradius Gaiden: Stage Select

    If you complete the Gaiden sub-game on normal or higher difficulty level, you unlock the Stage Select ability to start the game on any stage.


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