Short description of Pirates of the Atlantic 1.38: The pirates are attacking your fortress! Will you yield or will you stand up and fight them? Defend your fortress from piratical invaders with the help of some lead, a cannon, and a lot of gunpowder. Blast pirate scum and keep them off your booty while upgrading the defenses to your keep. Pirates of the Atlantic features an easy to learn action oriented system of defending your fortress from invaders.