Tower Battle: Defense

The couriers reported that a huge threat was coming to your forest kingdom. You need to have time to build a defense and repel the attack of terrible trolls.

For defense of the kingdom, sorcerers and builders specially created several types of enchanted towers, which showed their extreme effectiveness against forest demons.
Several brave soldiers agreed to go to front line and best ballista would cover them.

You are well prepared, it's time to start the battle!