Arrow keys to move or W,A,S,D.Spacebar - switch weapons.Ctrl - show or close map.
Mouse - move mouse to aim,left click to fire.Move your mouse to make
view distance wider in one
or another direction.
To pass each level your task is to destroy the enemy's main tank. The more enemies you kill, the more money and points You'll be able to earn and You'll be able to improve your ranking. If you did not get enough money needed to upgrade Your tank,
money will not reset and you can continue to gather up enough money to upgrade your tank.