How to play Starship Avenger: Operation Take Back Earth on Mac

Starship Avenger is a defense shooter action game. Blast off the weapons installed on Avenger to defeat the enemies who come to destroy mankind’s ultimate weapon! Don’t let them cross the Dead Line or they’ll cause damage to Thor’s Hammer! Charge your energy gauge by defeating enemies and release the limiter to blast a full-scale attack to destroy them all at once! The energy gauge can be used to create a temporarily barrier surrounding Avenger! Use your gauge wisely depending on the situation to get ahead! Power up the battleship and try to attain a perfect shield and kill ratio in all stages! There are three different difficulties to choose from, making it enjoyable for beginners and advanced players of defense action games!