Battle At Sea - Version 12.0 This free game will give you many hours of enjoyment. You control a destroyer at the top of the screen. You must move out of the way of deadly underwater missiles that are launched from enemy submarines. You must destroy the enemy submarines by hitting them with depth charges you drop. This program features: 20 Different Levels, Numerous 3d Modeled Enemies, Different Enemy Weapons, Increasing Skill Levels, Keyboard or Joystick Support