is a 1988 action-strategy game by Sega
. It was originally produced for the arcades, later ported to Sega Master System
, Sega Genesis
, and so on. Among them Sega Genesis version is the nearest to original game, while adding one new stage.
The game set in the year 2348 a long period of peace has deprived the earthlings of their instinct to wage war. The Federated Government, greatly concerned regarding this ever increasing dangerous situation, developed a Gain Ground simulation system in the year 2348 in an effort to instigate their ever waning fighting spirit. However, suddenly without warning, the Supercomputer went berserk and took many of the citizens as hostages. In order to rescue the people, three of the bravest warriors were urgently dispatched to go forth into the deadly Gain Ground.
This game provides examples of: