The objective in this game is to push back the enemy forces and win the battle. Get your men to the other side of the map without letting the enemies get to your side. Press "W" and "S" KEY, or UP and DOWN ARROW KEY to select the position on the battle field where you want your unit to spawn. Use SPACEBAR to build the selected unit. Press "A" and "D" KEY, or LEFT and RIGHT ARROW KEY to select the type of unit to create. If the score bar is all the way to the right, you win.