Justin Martinez struck out three batters in a scoreless inning to earn a hold in Tuesday's win over the Yankees.

Fantasy Impact

With a perfect outing and a season ERA still sitting at 0.00, Martinez is rapidly establishing himself as a reliable option in the Diamondbacks' bullpen. His impressive strikeout rate of 16.9 K/9 suggests he can be a valuable asset for fantasy teams looking for strikeouts and holds. As long as he maintains this level of performance, Martinez could see increased usage and opportunities for holds moving forward.

Justin Martinez signed a five-year, $18 million extension with the Diamondbacks on Friday, per team updates, locking in through 2029 with options for 2030-31.

Fantasy Impact

Martinez’s 2.48 ERA and 91 strikeouts in 72.2 innings last year anchor his new $18M deal Friday, covering 2025-29, though his ninth-inning role vies with A.J. Puk and Kevin Ginkel for Arizona. The 23-year-old secures stability. Fantasy managers in all leagues should roster him, banking on his heat for saves or high-leverage value in the Diamondbacks’ 2025 bullpen.

Diamondbacks manager Torey Lovullo said he probably won’t name a closer before the season starts.

Fantasy Impact

Justin Martinez seems to be the favorite as of now after a strong spring. A.J. Puk and Kevin Ginkel could also be in the mix. It is possible this ends up being a committee in the Diamondbacks bullpen.

Justin Martinez notched a save, striking out one in a clean inning as the Diamondbacks topped the Mets 8-5 on Wednesday.

Fantasy Impact

Martinez's outing was a model of efficiency, requiring just nine pitches to secure his seventh save of the season. This performance underscores his growing reliability in the closer role, especially considering his solid 1.98 ERA and impressive 11.1 K/9 rate. His WHIP stands at 1.22, which, while not elite, is manageable given his high strikeout capabilities and consistent save conversions. Fantasy managers should feel increasingly confident in deploying Martinez as a regular closer, as his ability to shut down opponents in tight situations boosts his value in all formats.

Justin Martinez allowed one run on one hit over one inning on Sunday against the Red Sox.

Fantasy Impact

Martinez allowed a solo home run, but still held on for his sixth save on the season. He has taken hold of the closer role in the Diamondbacks bullpen.