The Catapult 2: Castle defense is a free casual game in which you play as a master of catapults and defense towers in a medieval setting. Build your own castle and defend it against attacks from the surrounding enemies. If you do, your tower will be attacked. Defeat the enemies with various weapons and unlock new towers to attack.

As you go through the game, you will get various upgrades and weapons that will help you. 

You will also be able to get various upgrades as you play.