That could mean a Finnegan-esque climb between June and September. It could mean a big league callup not long into a first full season, like Carlos Rodon of the White Sox or Jacob Lindgren in the Yankees' bullpen. With a little patience, say a year, there are the Kris Bryant and Chi Chi Rodriguez types.
Without question, several members of the freshly selected Draft Class of 2015 have the look of quick-to-the-big -leagues types. The stars were aligned in Finnegan's case, the 17th overall pick on a team that found itself competing for the postseason.