A military detachment goblins approached your tower. You guards destined to defend the territory of all the waves of attack. However, it will be easier to pass the levels as the life of the hero and the tower does not end there. You also have the opportunity to receive all the improvements, buy a powerful bow, to build the tower and strong magical powers. Repel enemy attacks as long as the boss does not appear. When you defeat him, you can go on, the more levels you pass, the closer you get to winning.