Pirate Defense is a cool tower defense strategy battle game in which you have to place different types of units to eliminate all incoming attackers. The world of free online games is not always about running and attacking, sometimes you have to hold your position and withstand the attacks to protect your land.
There are different kinds of units, but you will start with only two of them, which are the archers and the hammers. You can place them in specific places along the path, upgrade them or sell them whenever you want. Keep clearing stages to unlock new units and try to win all the levels of this free online game on Silvergames.com. Enjoy Pirate Defense!