The game includes a rich variety of ships, ranging from oil tankers and merchant ships to large troop ships, several different escorts such as corvettes, frigates and destroyers, and warships such as cruisers, battleships and carriers. It also includes a variety of aircraft on anti-submarine patrols. All these vessels are historically based, and their appearance in the game coincides with their historical appearance on the battlefield. The tactics and weapons used by the ships within the game are also historically based.