What you should know: The Mets took a big chance taking Prescott with their fourth pick in the draft. The 21-year-old right-hander is known for being able to touch triple-digits on the radar gun with a slider in the 80s, a differential that could make any hitter look foolish.

MLB Draft kicks off Sunday night in Atlanta, home of this year's All-Star Game. Unlike the other three major North American pro sports leagues, this draft is not about instant gratification. Even the very best prospects will disappear into the minors for a year or two,