An invading army that has entered your country is moving towards your castle. In the new exciting online game Castle Defender you will command the defense of the castle. Carefully inspect the area in which your castle is located. Several roads lead in its direction. Using a special control panel with icons, you will have to build defensive towers in the places you select. As soon as the enemy approaches them, the towers will open fire. This way you will destroy your opponents and for this you will be given points in the game Castle Defender. With them you can improve your towers or build new ones.