To achieve this, you must stay alive against their strong attacks in each round. Use "W", "A", "S", "D" KEYS for movement. Aim using YOUR MOUSE and fire spells by clicking your LEFT MOUSE BUTTON. You will be able to purchase new spells, ammo or other upgrades during the game. If your castles defense reaches zero it is game over! Your objective in this shooting game is to protect your medieval castle by killing all the enemies out of your way with spells.

GameCanvas is a Canvas with additional capabilities; it provides methods for immediate painting and for examining the state of the device keys. These new methods make it possible to enclose all of a game's functionality in a single loop, under control of a single thread. To see why this is attractive, think about how you would implement a typical game using Canvas:
Online Funny games