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.

A pivot to the rotation would pencil Miller in for a workload he may not be capable of, demanding San Diego build him up slowly to limit his injury risk. That means keeping his duties in check by way of hard innings limits, pitch counts, and phantom-like Injured List stints.