Are you ready to battle your friend? Throw cannonballs at your buddy and destroy their castle. Are you up for the red versus blue cannonball fight? Load up the cannon and fire away. Purchase a cannonball and launch it. The first castle to crumble wins. Battle your friend and emerge victorious. castle battle,cannonball game,two-player game,online game,multiplayer game,friend game,competitive game,destruction,strategy,game,red vs blue,castle war,mobile game,casual game,gameplay,cannon,explosion,leaderboard