Radar Mission (レーダーミッション, Rēdā Misshon?) is a Nintendo Game Boy title developed and released in 1990 in Japan and North America by Nintendo. It was one of the earliest Game Boy titles, and was the first military-based game released for the Game Boy.
This title has two different modes for one or two players. The player has several options to set up in both modes, in order to play in certain ways.
Source: Wikipedia, "Radar Mission," available under the CC-BY-SA License.