價格：免費
檔案大小：159.5 MB
版本需求：需要 iOS 7.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Above the Earth is a terrible danger - dangerous UFO occupied galaxy and our sky
Are you ready to fight them, using the laws of physics, and to repel an attack?
FEATURES:
* The laws of physics: gravity, attraction, repulsion, splitting
* A set of elements: the charged particles, bombs and black holes!
* A lot of exciting levels, from very simple to extremely complex
You need all the intelligence and reaction speed, to stop the invasion!
Good luck in the game!
支援平台：iPhone, iPad