Extra life:
Enter FREEBIE as a password.

Four extra lives:
Enter VOODOO as a password.

Invincibility:
Enter TITANIC as a password.

Double fuel mileage:
Enter ALBATROSS as a password.

Unlimited armor and ammunition:
Enter ADRENALINE as a password. Allow your fuel to drop to 10 units, then hold B until it drops to zero.

Unlimited fuel:
Enter COLDPIZZA as a password. Fuel will be restored to full once it reaches zero.

Super weapons:
Enter GABRIEL as a password. Weapons will be four times as effective.

Level	Password
Crimea	MAROZ
Black Sea	KRAZHA
Caspian	VERBLUD
Dracula	YADRO
Kremlin	PERIWOROT