Try to kill Zombies strategically using your special powered bullets that can reflect of objects, levels will get harder gradually along the way you will face many different types of zombies with different difficulties. EnjoyThere is an android version f this game aswell : https://play.google.com/store/apps/details?id=com.AzizGames.ZombieAssassin
Click anywhere on the screen to select the bullets target, press the shoot button to knock em zombies out !