Your mission in this defence game where is to protect your castle at all cost from the waves of enemies using your Valiant Knight. Use the ARROW KEYS to move around and hit SPACEBAR to swing your sword. Swinging your sword at the right time will deflect spells. Press "S" KEY to bring up the skill window where you can purchase new spells. To use spells you can either click on them or you can press ~ through to 9. Good luck!