While playing a game, press Triangle, Square(2), Triangle, Circle(2), Square(2), Triangle, Circle, Square(2). Now quit the current game and start a new game after you have entered the code. The "Ace" and "Insane" difficulty levels will now be available. All levels, including the secret levels, may now be selected.
While playing a game, press Triangle, Square, Circle, X, Triangle, Square, X, Triangle, Square, X, Circle, Square. Enter this code in a safe place.
While playing a game, press Triangle, X, Square(2), Triangle, Circle(2), Square, Triangle, Square, Circle, X. Enter this code in a safe place.
While playing a game, press Square, X, Circle, Triangle, X, Triangle, Triangle, X, Triangle, X, Triangle, X.
While playing a game, press Square, Triangle, Circle, Square(2), Triangle, Circle(2), Square, Triangle, Square, X.
While playing a game, press Square, Triangle, Circle, Square(2), X, Circle, Triangle, Square, Circle, X, Triangle. This will make the screen colors turn brighter.
While playing a game, press Square, Triangle, Circle, Square, Circle, X, Square, Triangle, Circle, Triangle(2), X.
While playing a game, press Triangle(2), X, Square, Triangle, Circle, Triangle, X, Square, X, Triangle, X. If you entered the code correctly, a woman's voice will say "Cheater" and the phrase "Shield Recharged" will appear.
While playing a game, press Square, Triangle, Circle, Square, Circle, X, Square, X, Circle, Triangle, Square, X.
While playing a game, press Triangle, Square, X, Circle, Square, X, Circle, Triangle, X, Square, X, Triangle.
While playing a game, press Square, Triangle, Circle, Square(2), Triangle, Circle(2), Square, Triangle, Square, X, Triangle, X, Square, Triangle. Repeat this code for different colors.
While playing a game, press Square, Triangle, Circle(2), Square, Triangle, Square, X, Triangle, X, Square.
While playing a game, press Square, X, Square, X, Circle, Square, Circle, Square, Triangle, Circle(2), Square.
Password | |
DBG4B-JB7S7-DS4#Y-MSBYB | |
QQM#B-7B7S7-DHLTQ-8VBXV | |
SGVFB-JM7TB-GNMXG-JWB5V | |
N*5KB-STLVQ-HC344-62B3B | |
Y8FPB-SL3TB-JAM66-S9D2V | |
XORTB-SQGTB-HBMC8-VBF#B | |
RH2FB-NV70*-GBL5Q-*BBBB | |
8SHKB-9WLT*-JPLD8-NCCKB | |
Invulnerability | 800D109C 040F |
Infinite Shield | 800D10A6 0064 |
Infinite Energy | 800D10A2 0064 |
Infinite Concussion Missiles | 800D10BA 0009 |
Infinite Homing Missiles | 800D10BC 0009 |
Infinite Proximity Bombs | 800D10BE 0009 |
Infinite Smart Missiles | 800D10C0 0014 |
Infinite Mega Missiles | 800D10C2 0014 |
Infinte Vulcan Ammo | 800D10B2 9684 |