从Google Play商店下载免费的APK/XAPK文件，无需登录帐户。
立即安装
* Dynamic 3D fps game.
* Devastating sci-fi weapons.
* Hero upgrade system.
* Cool graphics and special effects.
Alien assault caught you by surprise. Humanity is in danger. Follow your commander orders and kill this monsters. Receive more awards for marksmanship and upgrade your weapons and skills. Complete quests and survive in epic boss fight.
Last updated on 2016年04月27日
此版本包含小幅错误修复和常规改进。请更新至最新版本，以获得更佳体验。
