Your mission in this tower defense game is to strategically place your defense towers to destroy wave after wave of incoming enemies. Earn money and shop for new weapons of destruction at your local War-Mart and upgrade them to deal maximum damage. Use YOUR MOUSE to purchase any of available towers from the command panel on the right side. To upgrade select a tower on battle field and then use plus buttons next to the stat you wish to upgrade. You can also play the first installment here: Frontline Defense: First Assault. Good luck General!