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.

This article was originally published on www.si.com/mlb/athletics as Padres' Mason Miller on What Threw Him Off in Sacramento.

Mason Miller is right in the middle of the National League wild-card race as a member of the San Diego Padres, but he was reportedly almost part of the same race with a different team.