Password - Different Konami Codes | |
| Pause the game and enter the following: | |
| Half Speed Mode, enter code again to return to normal speed. | Left, Right, Up, Down, Left, Left, Right |
| Full Power Up but you self destruct after a few seconds. | Down, Down, Up, Up, R, L, R, L, A, B. |
| Full Power Up but you lose one life per use. | Down, Down, Up, Up, Right, Left, Right, Left, A, B. |
Password - Deleting Saved Data | |
| To delete saved data, go to the options screen, select ''EXIT'', and then hold the L, R and B buttons, then press start. | |
Password - Konami Codes | |
| To get one speed-up and full power-up of laser, options, and shield; pause and enter: Up, Up, Down, Down, L, R, L, R, B, A, Start This code works only once per game, including all continues. To momentarily get the power-ups listed above, and then self-destruct, pause and enter: Up, Up, Down, Down, Left, Right, Left, Right, B, A, Start This code may be used as often as you like. | |
Password - All Weapons | |
| While in play, pause the game and enter the following code : Up, Up, Down, Down, L, R, L, R, B, A | |
Unlockable - Unlocking Challenge A | |
| To unlock ''Challenge A'' just clear the game once. Then it can be selected from the main menu. | |
Unlockable - Unlocking Challenge B | |
| To unlock Challenge B a harder version of Challenge A, you have to clear Challenge A. | |
Secret - Gradius one music from NES | |
| Start a new mission on stage 1 of Gradius Galaxies. Somewhere in the stage, there are 2 strips of horizontal rocks (one longer than the other). Carefully travel through the small gap in between the 2 rocks and you'll get 5000 extra points. Complete the game as normal and when you return to stage 1 again on the next loop, the stage music will change to Gradius one from NES. | |
