If the 2015 MLB season proved anything, it's that prospects are capable of making an impact at the major league level sooner than they ever have.
With so much young talent entering the big leagues, the stakes have never been higher. Teams' farm systems are ever-evolving, and prospects that can't keep up with the pace are often passed by.
There are several high-profile prospects that are in danger of meeting that fate. Over the next few slides, we'll take a look at a few youngsters that are entering make-or-break years for their development.
Byron Buxton, Mark Appel, Jon Gray and Dylan Bundy were all taken early in their respective drafts.