Justin Martinez has been part of a closer committee for the Diamondbacks but recently exited a game with elbow discomfort. If sidelined, he risks losing his job to Shelby Miller, who has also been effective in saves.

Justin Martinez appears to be establishing himself as a key bullpen piece for the Diamondbacks, showing promise with his recent performance, though some inconsistencies persist.

Justin Martinez has been an effective closer for the Diamondbacks prior to his shoulder injury. As he nears a return, his hard-throwing capabilities and high ground-ball rate make him an excellent candidate to reclaim his role and provide significant value to fantasy owners.

Justin Martinez was the Diamondbacks' closer before a shoulder injury sidelined him. Expected to return soon, his fastball velocity and ground-ball rate make him a valuable asset in fantasy leagues.

Justin Martinez is making strides toward a return to the Diamondbacks' bullpen, which could impact the closing situation. His prior effectiveness as a closer means his return is highly anticipated.