Plane select:
Enter the options screen and enter MR_HAPPY as a player name, where "_"
indicates a space. Enter the game selection screen and quickly press Left, Right, Square, Circle,
Triangle(2), Down. A specific
plane may now be chosen from the options screen.

City select:
Enter the options screen and enter FOX_ROX as a player name. Enter the game selection screen and
quickly press Left, Right,
Square, Circle, Triangle(2), Down. A specific city may now be chosen from the
options screen.

Unlock all options:
At the options screen, enter "GREG_FM" as a player name, where "_" indicates a space. Then, go to
the game selection screen and quickly press Left, Right, Square, Circle, Triangle(2), Down. Now all
cheat options will be selectable.

Invincibility option:
Enter the options screen and enter LIVE_FREE as a player name. Enter the game
selection screen and quickly press Left, Right, Square, Circle, Triangle(2), Down. Invincibility may
be selected from the
options screen.

Fast reload, damage bonus, and weapons options:
Enter the options screen and enter GO_POSTAL as a player name. Enter the game
selection screen and quickly press Left, Right, Square, Circle, Triangle(2), Down. A menu with the
fast reload, damagebonus, and weapons options will appear. The
fast reload option allows missiles to be rapidly fired. The damage bonus option
allows aliens, generators, and vehicles to be destroyed with a single shot. The weapons options
allows your plane to have
unlimited firepower.

Kill civilians and wingman options:
Enter the options screen and enter GODZILLA as a player name. Enter the game
selection screen and quickly press Left, Right, Square, Circle, Triangle(2), Down. A cheat menu with
the kill civ and
kill wing options will appear. The kill civ option allows civilian ground targets to be hit. The
kill wing option allows you to
shoot down your wingman.

City, tourist, demo cam, no time options:
Enter the options screen and enter TOURIST as a player name. Enter the game selection screen and
quickly press Left, Right,
Square, Circle, Triangle(2), Down. A cheat menu with the city, tourist, demo
cam, and no time options will appear. The tourist option allows the game to be played with no
aliens. The demo cam option allows
the camera to be controlled with the D-pad. The no time option disables the time limit.

Cheat mode:
Enter the options screen and enter DAB_DAB as a player name. Enter the game selection screen and
quickly press Left,
Right, Square, Circle, Triangle(2), Down. All cheat options will be selectable.


Passwords:
Mission Easy Medium Hard
Washington DBKHN DBKMO DBKQO
New York GBKHW GBKMX GBKQX
Paris LLSHW LLSMX LLSQX
Moscow NL9HW NL9MX NL9QX
Tokyo R39JD R39NF R39RF
Oahu T59HW T59MX T59QX
Las Vegas Z99HY Z99MZ Z99QZ
Mothership 399HG 399MH 399QH

City, tourist, demo cam, no time options:
At the options screen, enter "TOURIST" as a player name, where "_" indicates a space. Then, go to
the game selection screen and quickly press Left, Right, Square, Circle, Triangle(2), Down. Now a
cheat menu with a city, tourist, demo cam, and no time option will appear. The tourist option allows
the game to be played with no aliens. The demo cam option allows the camera to be controlled with
the D-pad. The no time option disables the time limit.

Plane select:
At the options screen, enter "MR_HAPPY" as a player name, where "_" indicates a space. Then, go to
the game selection screen and quickly press Left, Right, Square, Circle, Triangle(2), Down. Now any
plane can be selected from the options screen.

City select:
At the options screen, enter "FOX_ROX" as a player name, where "_" indicates a space. Then, go to
the game selection screen and quickly press Left, Right, Square, Circle, Triangle(2), Down. Now any
city can be selected from the options screen.