567980 Black & White Mode
661334 Technicolor mode
760611 11 Coninutes in Adventure Mode
986875 P1 is micro monster (1/3 norm. size)
971934 P2 is micro monster
895636 P3 is micro monster
795735 P4 is micro monster
174204 All Players are micro monsters
843901 P1 is damage-proof
706149 P2 is damage-proof
188522 P3 is damage-proof
286552 P4 is damage-proof
505634 All players are damage-proof
511012 P1 deals quad (4x) damage
815480 P2 deals quad damage
212454 P3 deals quad damage
286552 P4 deals quad damage
817683 All players deal quad damage
492877 Health regenerates
756287 All buildings and Objects become throwable
112122 All buildings become in destructible
316022 All monsters are invisible
650867 One time energy (Energy doesn't recharge over time, but energy weapons do more damage)
649640 P1 Always in Rage
122224 P2 Always in Rage
548053 P3 Always in Rage
451242 P4 Always in Rage
256806 Turn Military On/Off
135984 Player Indicators always On
677251 Super Energy (Constant Full energy ball) P1
435976 Super Energy P2
603696 Super Energy P3
291680 Super Energy P4
562142 No health power-ups
134615 No Mothra power-ups
413403 No energy power-ups
119702 No rage power-ups
841720 No freeze tanks
225133 Unlock Godzilla 2K
616233 Unlock Gigan
877467 Unlock King Ghidorah
104332 Unlock Rodan
537084 Unlock Destoroyah
557456 Unlock Mecha King Ghidorah
131008 Unlock Mecha Godzilla
696924 Unlock all monsters except Orga
480148 Unlock all cities
443253 No Status HUD
097401 Display version of game and time of completion in the Options
176542 View Credits
202412 Unlocks Orga
913963 Smog Mode
308929 Stronger Military
On the Left Code Right Effect