Dead Effect 2 is an online mobile game, zobies themes, action sci-fi FPS first person shooter game with RPG elements, train and develop your character, collect and upgrade weapons, gear and high-tech body implants, is free to play on Android and iOS devices, from BadFly Interactive.
Download the game at:
http://www.deadeffect2.com/
https://play.google.com/store/apps/details?id=com.badflyinteractive.deadeffect2
https://itunes.apple.com/app/dead-effect-2/id931273204?mt=8