Pause the game and press Up(2), Down(2), Left, Right, Left, Right, Square, Triangle. If you entered the code correctly, you will hear a sound. Note: This may only be done a limited amount of times. -From: Olikong@aol.com
Pause the game and press Up(2), Down(2), Left, Right, Left, Right, X, Circle. If you entered the code correctly, you will hear a sound. Note: This may only be done a limited amount of times. -From: Olikong@aol.com
Reach stage 9 in the game to unlock cube attack in extra mode.
Reach stage 10 and let the Boss hit you with a bullet to unlock the first Gradius stage in extra mode.
Successfully complete or accumulate ten hours of game play in Gradius 3 to unlock an “Extra Edit” option in extra mode. This option allows weapon combinations to be edited. More weapons can be unlocked for editing by completing the game a second time, or by accumulating another ten hours of game play.
Successfully complete the game to unlock boss rush mode.
Successfully complete the game without using any continues to unlock stage select.
| Master Code (Must Be On) | EC878D78 1433BDF8 |
| Infinite Lives (Gradius 3) | 4D97937A 1456D7A5 |
