The game placed the player in command of a Destroyer during World War II, featuring campaigns from both the Pacific War and the Battle of the Atlantic. Customized missions may be played and players can select the opponent's forces and their own. Players can also have the chance to choose the difficulty rating in different games by adjusting the different realism ratings . The game features two campaigns that include the entire Pacific and Atlantic warfare with 20 missions each. There are 20 predefined historical missions, for example, the 'Battle of Savo Island', additionally to some training missions, and automatically generated, customized missions. Classes of Destroyers that can be commanded by the player are Bagley, Benham, Benson, Clemson, Farragut, Fletcher, Gleaves, Gridley, Mahan, Porter, Somers, Sims, Allen M. Sumner, and the Wickes classes. Weaponry that can be controlled by the player are the dual purpose 5"/38 caliber gun, the 4-inch/50 SP gun, the light guns Bofors 40 mm gun and Oerlikon 20 mm cannon, 200 to 600 lb depth charges, and 21-inch torpedoes. Less