The pitcher is going to help you with the balls which you need to hit to kill the targets. He will be throwing the balls and you will be the hitter of those. In every hit, the zombie will be injured. Now if you can make a headshot, you will be rewarded with bonus points. So, try to make that headshot. You will have to hit the balls once they are dropped on the ground and bounce back. There are several levels in this game and as the game advances, the level becomes harder than the previous ones. So, you will need to show your accuracy and skill to play this game. You can upgrade your ball by earning points in each level. Those balls will have more damaging power.