Jerry DiPoto signaled that the Mariners intended to be buyers this summer, with a 1.5-game lead in the race for a Wild Card spot and one of the best and deepest rotations in baseball. The only thing that was missing was a little more offense — particularly at first and third base, where Donovan Solano and Ben Williamson weren't going to be enough.

Garcia is a 25-year-old left-hand relief pitcher the Diamondbacks just acquired from the Seattle Mariners as part of a trade that sent Josh Naylor to Seattle. Arizona also acquired right-hand starter Ashton Izzi in the deal, but he is in High-A Hillsboro to start his Diamondbacks career.