Morosi thinks that the addition of Fermin is a difference maker, and it's his favorite deal that A.J. Preller made at the deadline. It's not the Mason Miller blockbuster, which brought one of the most electric closers to San Diego. It's the trade for Fermin.

The whirlwind of activity on the MLB trade market each summer not only sees contenders shore up their rosters for the stretch run, but also leads to a significant shuffling of the prospect landscape.