價格：免費
檔案大小：94.2 MB
版本需求：需要 iOS 6.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Become last line of defense and save mankind from extinction!
- fight through the city and kill epic enemies,
- live through dramatic battles against space invaders,
- kill thousands of enemies and save the earth,
- stand on the front line of war and test your determination
支援平台：iPhone, iPad