Join the shooting game Gem Cannon Deluxe on www.bestgames.pk to have fun! It’s free! In this game, you are supposed to clear all the gems on the screen with the cannon. Adjust the cannon and target with the mouse. Press the left mouse button to shoot. You are expected to make combos shot to win a better score. So, pay attention to the layouts and try to make chain effect. Good luck and enjoy it!