MAX Cheat Zone

Postal

All explosive weapons
Type "explodarama" during game for grenades and missiles

All weapons with ammunition
Type "gimmedat" during game.

Backpack
Type "carrymore" during game to double your ammunition-carrying capacity.

Chain shotgun with ammunition
Type "thebestgun" during game.

Full armor
Type "thickskin" during game.

Invincibility
Type "iamsolame" during game.

Restore health
Type "healthful" during game.

Skip level
Type "theresnoplacelikeoz" during game.