War at Sea Starter Set: Released on March 16, 2007; It includes 9 randomized units, 2 double-sided battle maps, 6 island cards, and 8 six-sided dice. War at Sea Starter (Revised): Released on March 16, 2010; It includes 8 miniatures, 2 double-sided battle maps, 4 six-sided dice and a new rule book.