Astra Squad のアプリ分析 7月21日

The year is 2199. The alien monsters have conquered the Moon and Mars and now threaten Earth. In response, the world unite to form the ultimate defence force! Play as Commander Astra, a hero who must rebuild her army after a crushing defeat. Fight through waves of alien forces, to protect the Earth! Gather valuable resources to strengthen your hero and gain powerful weapons and lead humanity's counterattack!