Are you ready for the big arcade adventure? Is your answer yes? Let's join the cannon rush. Your arch-enemy space invaders are waiting for you. Destroy enemies by throwing cannonballs with your cannon and earn cannonballs as you destroy them. As your cannonballs increase, a big revel will be waiting for you. Throw the cannonballs that come with your shield again! Don't forget ! If you can't catch the balls, you lose the battle.