San Diego Padres president of baseball operations A.J. Preller orchestrated the trade of the deadline last summer. The Padres sent top prospect Leo De Vries along with three other prospects — right-handed pitchers Braden Nett, Henry Baez and Eduarniel Nunez — to the Athletics in exchange for closer Mason Miller and starting pitcher JP Sears. Miller was the crown jewel of the trade market last season, and the Padres snagged the young talent by gutting their farm system. The arrival of Miller cemented San Diego's bullpen as the best in baseball. While Miller has emerged as the best closer in baseball , the more under-the-radar pick up in Sears hasn't quite panned out. The left-hander made just five starts for the Padres after the trade last season, sporting a 5.47 ERA across 24.2 innings. His mark with the Athletics wasn't much betterm as he sported a 4.95 ERA across 111 innings of work. Sears is yet to make a major league appearance this season, opening the season in the Triple-A El Paso rotation.…