Zombies and ghosts are invading! Defend the local neighborhoods by building an array of towers to shoot at them and open gates to redirect their hungry minds to places of choice.
A new type of sci-fi themed tower defense in the near future with 12 laser turret units, a complete storyline campaign with huge map and over 20 waves of enemies.
As a united military forces of the whole planet, hold the line at all the directions from the green meadows of Europe and snowy Siberia to the burned cities. Use all the resources to protect your world from aliens.