The Mets sent cash to the Diamondbacks in exchange for lefty reliever Jarrett Allen Jersey Jos Castillo, who had been designated for a signment. To clear roster space, the Mets DFAd righty Kevin Herget. The Mets acquired Jose Castillo from the Diamondbacks. Getty Images CHECK OUT THE AND Explore More Castillo, a 29-year-old with 45 games of major league experience and a career 5.21 ERA, becomes a depth option for an organization that has needed southpaws. Both A.J. Minter and Danny Young are gone for the season, leaving Gnesis Cabrera as the only lefty reliever on the 26-man roster. The Mets already had to become an option later in the season. Jeff Green Jersey