Ahead of the second game of their series in The Bronx this weekend, the Mets are set to add recently-acquired left-handed reliever José Castillo to their active roster and option right-handed reliever Dedniel Núñez to Triple-A Syracuse. The move will give them team two lefties in its eight-man bullpen, as lefty Génesis Cabrera remains on the active roster.
Castillo has just 46.2 innings of major league experience to his name, the vast majority of which came back in 2018 with the Padres. He threw 6.1 innings for the Diamondbacks this year, though, and had an 11.