Cheat List
To activate the cheat window, press L, B, R in order. Then release them in this order: B, R, L. A white box will appear, allowing you to enter codes. Input the following number codes to unlock the corresponding cheat:

11 continues: 760611
All Buildings/Objects Throwable: 756287
All Players Invisible: 316022
Black and White: 567980
Indestructible Buildings: 112122
Infinite Energy for P1: 677251
Infinite Energy for P2: 435976
No Display: 443253
No Energy (But Stronger): 650867
P1 Always Rage: 649640
P1 Deals 4X Damage: 511012
P2 Deals 4x Damage: 815480
P2 Invisible: 459113
P1 Small: 986875
P2 Small: 971934
Play as Destroyah: 537084
Play as Gigan: 616233
Play as Godzilla 2000: 225133
Play as King Ghidrah: 877467
Play as Mecha Godzilla: 131008
Play as Mecha King Ghidrah: 557456
Play as Space Godzilla: 667892
Play as Orga: 202412
Play as Rodan: 104332
Regenerate Health: 492877
Statistics Mode: 097401
Technicolor: 661334
Unlock All Monsters (Except Orga): 696924
View credits: 176542


Unlock Destroyah
To unlock Destoroyah, beat Adventure mode with Godzilla 2000.

Unlock Gigan
To unlock Gigan, beat Adventure mode with Aguirus.

Unlock Godzilla 2000
To unlock Godzilla 2000, complete the Adventure mode with Godzilla 90's.

Unlock King Ghidorah
To unlock King Ghidorah, beat Adventure mode with Megalon.

Unlock Mecha Godzilla
To unlock Mecha Godzilla, beat the Adventure mode with Destoroyah, Rodan and Mecha-King Ghidorah

Unlock Mecha-King Ghidora
To unlock Mecha-King Ghidorah, beat Adventure mode with King Ghidorah.

Unlock Orga
To unlock Orga, beat Adventure mode with all the characters, then beat the mode once more on medium difficulty with Godzilla 2000. Orga will now be selectable from the monsters menu.

Unlock Rodan
To unlock Rodan, complete Adventure mode with Gigan