In small defense areas, players can
purchase machine gun nests, chemical warfare nests, or mortar stations.
Though older versions are technically legal to own, buy, and sell in many states, brand new «
machine guns» — defined by law as a fully automatic weapon capable of firing more than one shot per trigger pull — have
not been available for sale or
purchase for civilian use in the United States since the Firearm Owners» Protection Act of 1986.