Charging the mound etiquette, not to mention dangerous, for the batter to charge the mound with a bat). Though serious injuries have occurred from charging in the past, usually fights are either broken up or joined by all other players so the conflict turns into posturing and name-calling; in baseball parlance, this is known as a rhubarb. Charging the mound is typically about responding to an indignity rather than an attempt to injure the pitcher. There is long-standing etiquette in baseball regarding what is an acceptable offense to warrant a beaning, and there are similar "unwritten rules" for charging in response to being
Pitch (baseball) pitchers typically throw more pitches than relievers. The fastball is the most common pitch in baseball, and most pitchers have some form of a fastball in their arsenal. Most pitchers throw four-seam fastballs. It is basically a pitch thrown very fast, generally as hard as a given pitcher can throw while maintaining control. Some variations involve movement or breaking action, some do not and are simply straight, high-speed pitches. While throwing the fastball it is very important to have proper mechanics, because this increases the chance of getting the ball to its highest velocity, making it difficult for the opposing