Tower Defense: Orc Army is a fun strategy game in which you have to prevent the orcs from invading your village. Cut them off at the pass by building all kinds of archery towers, bomb towers, knights' barracks, and more. Earn money for surviving the battles and use it to unlock your skill tree and upgrade your weapon towers. The orcs will send tougher and tougher units, as well as flying units. You can play each level in easy, hard, or expert mode.