This article was originally published on www.si.com/mlb/padres as Rival GM Expects Padres' Mason Miller to 'Break' at Some Point, Making A's Winners in Trade. The San Diego Padres spared no expense in trading for relief pitcher Mason Miller, giving up top prospect Leo De Vries and three top pitching prospects.

The San Diego Padres shocked baseball by adding Mason Miller at the trade deadline, and A.J. Preller opened up on why he decided to make the move.

Plus, more on the Red Sox and Joe Ryan, and a look at the disappearing market for marquee hitters at the deadline.