Prospects are called prospects for a reason, nothing is certain. When you have blue-chip talents, however, there is less of a chance that the player will turn out like Lastings Milledge and they're more likely to turn into David Wright or Jose Reyes.
Since taking over as general manager of the New York Mets, Sandy Alderson has transformed the Mets farm system from one that relies on Fernando Martinez-type raw talents to mature, into ready-to-contribute-now prospects like Travis d'Arnaud and Zack Wheeler.
This week was very uneven for top prospects, and here is the updated stock watch. The rankings are based on Michael Rosenbaum's list compiled in spring training.