The human race depends up to you to survive. Face lot of aliens in order to protect the population of planet Earth. Many are obstacles and difficulties, but you must stay focused in order to stop with this. To play you must choose between campaign or quick play. Get ready for much shooting, following a story very well developed or already started directly only to the battles, which can have more than two opposing teams and plenty of game modes. Arm yourself with a wide range of weapons, equipment and skills to fight.
Movement - WASD/Arrow Keys (or Space to jump)
Aiming/Shooting - Mouse
Next/Previous Weapon - Q/E or Shift/Enter
Select specific weapon - Number keys
Use Ability - F/Ctrl