Cheat Codes
The following cheats are available for Gradius Collection on the PSP:
Unlock All Weapons and Power-Ups
In the easier difficulty setting, pause the game and enter the following code to unlock all weapons and power ups within the game:
Up, Up, Down, Down, Left, Right, Left, Right, L, R
Note: If you have an import version of the game from Japan , you can use the following code to unlock all weapons and power ups.
Up, Up, Down, Down, Left, Right, Left, Right, X, Circle
Have More Cheats?
If you have another cheat for this video game please send it in and we will add it to our video game cheats index shortly.
