While the Rafael Devers-Giants trade in June was likely the trade with the most star-power this year, the Padres' blockbuster trade for A's closer Mason Miller was easily the most gutsy. AJ Preller traded away No.

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.

San Diego president of baseball operations A.J. Preller made a huge push for Miller, as is his wont, and the A’s viewed the Mets as the “most serious” option beyond the Padres, per The Athletic. The Mets and A’s reportedly had “very serious” conversation, but the sides did not gain traction and the Amazin’s pivoted in different directions.