Baseball America released their mid-season top 50 prospects today, which featured four Pirates Prospects. The bonus content suggested that the Pirates could have eight top 100 prospects next year (or seven if you assume that Starling Marte loses his eligibility in the second half of this year).

Heading in to the year, the comments on the system were that it was top heavy, but didn't have a lot of depth. That was something I agreed with, although with one disclaimer. The Pirates were top heavy, and they didn't have a lot of depth in the middle, but they had a lot of high upside guys who hadn't broken out yet.

This year we're starting to see some of those upside guys break out, while the guys at the top have mostly maintained their production. Alen Hanson and Gregory Polanco are the two bi...

To celebrate the upcoming MLB draft, we’re offering a big subscription discount of 18% off from now through the draft , so that you can follow all of our updates and coverage.To get the discount, use the code MLBDRAFT for an Annual subscription, or MLBDRAFT3 for a Top Prospect Plan.

To continue reading the rest of this article, subscribe to Pirates Prospects. Subscribers get access to every article on the site, along with all of our exclusive live coverage of the Pirates' minor league system, all for a very low monthly or yearly rate.

If you're already a member, you can log in below. If you think you're receiving this message in error, please e-mail tim@piratesprospects.com.