Navy Blue '98 on Game Boy is the third and last installment of a battleship games series. In this one, the player has a large set of ships to put onto the map. Then, they'll have to destroy every ship of their opponent, turn by turn. In order to do so, the player is given infinite rockets and more specific weapons, such as larger rockets, planes, and radars). The games also features a two-player mode as well as a password save system.