Tactical space combat game based on Japanese robotech animation series "Blue Comet SPT Layzner". Each unit represent a SPT(Super Powered Tracer, robotech name in this universe). Unit ability is written on the data cards. Each player control one or few SPT and aims at the destruction of the opponent SPT. Players writes down the plan of the movement and the battle in the log. Then, that is disclose and resolve at simultaneous. The law of the inertia acts on the movement in the outer space. Feature of this game is a rule of search operation using the dual map.