The San Diego Padres acquired hard-throwing closer Mason Miller and left-hander JP Sears in a deal with the Athletics on Thursday, adding major upgrades to their pitching staff in a trade deadline blockbuster.

The Padres sent the A’s a package of prospects, including highly-regarded shortstop Leo De Vries and right-handed pitchers Henry Baez, Braden Nett and Eduarniel Nunez.

The 26-year-old Miller – who has a fastball that averages 101mph – has 20 saves in 23 opportunities, a 3.76 ERA and 59 strikeouts this season. He was an All-Star in 2024 and is under team control through the 2029 season.

The 29-year-old Sears has a 7-9 record and 4.95 ERA this season, striking