 Blue Wing Blitz is a traditional turn @-@ based tactical role @-@ playing game , although it has the particularity of involving mostly aerial warfare units . These are moved on a grid map , and an encounter with an enemy unit opens a separate , close @-@ up combat screen in which up to two ally units and two enemy units engage in a short dogfight ; the player using menu commands to attack , change altitude or take evasive maneuvers . 
