You must defend the castle by shooting the oncoming enemy before they reach the end of the Castle, or they will destroy it. Earn stars and buy power ups and upgrades to kill the most powerfull enemies and upgrade your weapons to conquest the castle wars Play Castle Defense Online online at frivtest.com. You can play it in fullscreen to have fun with it. Castle Defense Online is a great Friv game to play with no cost.

Use Left Mouse button to Shoot,

shooting..