- All cites
Enter 480148 as a code at the cheat menu to unlock all cites. If you entered the code correctly, you will hear a sound.
- All monsters
Enter 696924 as a code at the cheat menu to unlock all monsters except Orga. If you entered the code correctly, you will hear a sound.
- Play as Destroyah
Enter 537084 as a code at the cheat menu to unlock Destroyah. If you entered the code correctly, you will hear a sound. Alternately, successfully complete adventure mode on any difficulty setting with Godzilla 2000 to unlock Destroyah.
- Play as Gigan
Enter 616233 as a code at the cheat menu to unlock Gigan. If you entered the code correctly, you will hear a sound. Alternately, successfully complete adventure mode on any difficulty setting with Angilas to unlock Gigan.
- Play as Godzilla 2000
Enter 225133 as a code at the cheat menu to unlock Godzilla 2000. If you entered the code correctly, you will hear a sound. Alternately, successfully complete adventure mode on any difficulty setting with Godzilla 90's to unlock Godzilla 2000.
- Play as King Ghidorah
Enter 877467 as a code at the cheat menu to unlock King Ghidorah. If you entered the code correctly, you will hear a sound. Alternately, successfully complete adventure mode on any difficulty setting with Megalon to unlock King Ghidorah.
- Play as Mecha Godzilla
Enter 131008 as a code at the cheat menu to unlock Mecha Godzilla. If you entered the code correctly, you will hear a sound. Alternately, successfully complete adventure mode on any difficulty setting with Mecha King Ghidora to unlock Mecha Godzilla.
- Play as Mecha King Ghidorah
Enter 557456 as a code at the cheat menu to unlock Mecha King Ghidorah. If you entered the code correctly, you will hear a sound. Alternately, successfully complete adventure mode on any difficulty setting with King Ghidorah to unlock Mecha-King Ghidorah.
- Play as Orga
Enter 202412 as a code at the cheat menu to unlock Orga. If you entered the code correctly, you will hear a sound. Alternately, successfully complete adventure mode with all characters once, then complete adventure mode again on any difficulty setting with Godzilla 2000 to unlock Orga.
- Play as Rodan
Enter 104332 as a code at the cheat menu to unlock Rodan. If you entered the code correctly, you will hear a sound. Alternately, successfully complete adventure mode on any difficulty setting with Gigan to unlock Rodan.
- Eleven continues
Enter 760611 as a code at the cheat menu to get eleven continues in adventure mode. If you entered the code correctly, you will hear a sound.
- Indestructible buildings
Enter 112122 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- All buildings and objects are throwable
Enter 756287 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Health regenerates
Enter 492877 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Energy do not recharge, but energy weapons do more damage
Enter 650867 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Toggle military
Enter 256806 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Technicolor mode
Enter 661334 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Black and white mode
Enter 567980 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player indicators always on
Enter 135984 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Disable life and energy display
Enter 443253 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- No health power-ups
Enter 562142 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- No Mothra power-ups
Enter 134615 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- No energy power-ups
Enter 413403 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- No rage power-ups
Enter 119702 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- No freeze tanks
Enter 841720 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- View credits
Enter 176542 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- View version number
Enter 097401 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player one invincible
Enter 843901 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player one always full health
Enter 677251 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player one super strong
Enter 511012 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player one always in rage mode
Enter 649640 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player one small
Enter 986875 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player one no energy gain
Enter 650867 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player two invincible
Enter 706149 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player two invisible
Enter 459113 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player two always full health
Enter 435976 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player two super strong
Enter 815480 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player two always in rage mode
Enter 122224 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player two small
Enter 971934 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player three invincible
Enter 188522 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player three always full health
Enter 603696 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player three super strong
Enter 212454 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player three always in rage mode
Enter 548053 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player three small
Enter 895636 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player four invincible
Enter 286552 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player four always full health
Enter 291680 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.Player four always in rage mode
Enter 451242 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- Player four small
Enter 795735 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- All players invincible
Enter 505634 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- All players invisible
Enter 316022 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- All players super strong
Enter 817683 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
- All players small
Enter 174204 as a code at the cheat menu. If you entered the code correctly, you will hear a sound.
