價格：免費
更新日期：2018-06-02
檔案大小：15.2 MB
目前版本：1.4
版本需求：需要 iOS 11.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Planet Terra is under attack!
As Captain of the Shield Defense Unit you are the last hope for Terra and its people.
Your objective is to defend the planetary shield against enemy ships by launching missiles from your towers.
Align your towers, use energy to fuel power-ups and defend the shield at all costs!
支援平台：iPhone