Enter "MSTSRVV" as a password.
Enter "LVFRVR" as a password.
Enter "LTSFBLLTS" as a password.
Enter "PLVRZM" as a password.
Enter "CRSTLCLR" as a password.
Enter "LTSLTSGNGS" as a password.
Enter "WMNRSMRTR" as a password. Then the all-women Storm Ravens game, with laser and cloak power-up will be selectable.
Enter "FRGZ" as a password.
Enter "TDZ" as a password to replace the Queen Lords with toads.
Enter "CDPLT" as a password.
Enter "CNCTHRTM" as a password.
Enter "HVRL" as a password.
While playing the game, hold C-Left + C-Right + C-Up + C-Down.
Begin a game in multi-player mode and collect at least 15 of one weapon, except for grenades. Aim at an opponent, then press A + B to fire a powered-up version of that weapon.
Enter one of the following passwords to start at the corresponding level with the Nuclear Knights gang:
|Strangle Hold Bridge||SHPPNRVWGB|
|Lake Shore Drive||GLWHJCRNLK|
|Infinite Lives||80135772 0001|
|Infinite Ammo||80135760 0001|
|All Weapons||80135765 0001|
|All Levels Unlocked||80135767 0001|
|All Gangs in Campaign Mode||8012579A 0001|
|Storm Ravens Gang Unlocked||80135773 0001|
|Frog Mode||80135775 0001|
|Toad Mode||80135776 0001|
|Story Mode||80135770 0001|
|Psychedelic View||80135771 0001|
|Spinning View||8013576B 0001|