Your Galaxy is attacked by alien invaders. Your warshipwas entrusted with an important mission. Infiltrate intothe enemy space forces and destroy all command shipsthat control the military operations. A lot of enemy spacefighters and battle planes will stand in your way tryingto prevent your state of the art ship from infiltrating into enemy's rear and accomplishing your mission. Fly over a certain battle area at each level. Meet different enemyships that attack you on your way to the target. Destroy as many enemies as you can and stay alive. Sometimes you come across big command ships that are the primary aim of your battle mission. Get the chance to equip yourship with new weapon, armor and energy by destroying the enemy ships. Good luck in your battle mission! Defend your Galaxy!