Tower Defense Sudden Attack is a fantastic tower defense game that you can play here on friv online. In the game, you must help try and defend your city - a peace treaty has been violated and you suddenly find yourself in the midst of a war. You must rally the defense, build fortifications and stop the attacking forces at all costs!
Start by building basic defensive towers and use the money you earn from destroying units to upgrade your towers and build new and improved structures. There are three different maps to play on and three different types of tower you can place - light gun, heavy gun and flamethrower. Can you defend your city and build an effective defensive network?
Instruction to play:
Drag the left mouse button from the weapon's icon to the location to place a weapon.