As a self-proclaimed prospect junkie, I can’t recall a more exciting season in terms of historic rookie performances and unexpected late-season call-ups. Looking back at my various top-50 rankings over the course of the season, it’s absolutely astonishing to see how many of baseball’s top prospects ultimately made an impact in the MLB this season.
But just because they reached the big leagues in 2012 doesn’t necessarily guarantee that they will make the 2013 Opening Day roster of their respective clubs. In fact, I wouldn’t be surprised if a majority of this year’s late-season call-ups are forced to begin the 2013 season back in the minor leagues, as most teams would rather see their highly regarded prospects continue to develop and receive regular playing time.
That said, here’s a look at five prospects who are anything but a lock to open the 2013 season on their respective team’s 25-man roster.