Castle Defense Online is a fun tower defense game with cool cartoon graphics and a great variety of weapons and enemies. You are the king of your castle, and it is your duty to defend it from hordes of invading monsters and ghouls! You are armed with a trust bow and arrow which you can use to shoot down enemies - using the stars you collect, you can upgrade this bow and increases its fire rate and damage.
Aside from the bow, you also have a series of special attacks, and spells such as a bomb that deals area damage, a fireball and an ice attack. Each special attack has a cooldown so use them wisely and sparingly. Different types of enemy you will encounter include fast moving orcs, flying bats, skeletons and even exploding barrels! As you progress, the enemies become tougher and more frequent so be sure to aim carefully and keep shooting! Can you defend your castle and keep your realm safe?