In 2016, Martin posted a 3–4 record with a 3.38 ERA and six saves while striking out 78 hitters and walking 21, to compile a 3.71 SO/W in innings. He also recorded a WHIP of 1.19 and was second among International League relievers with 10.53 strikeouts per nine innings.International League: 2016 Pitching Leaders. MiLB.com. Retrieved on September 13, 2016. After the 2016 season, Martin was rated as the Red Sox's No. 22 prospect, according to MLB.com, and the Red Sox added him to their 40-man roster. Martin made his Major League debut on July 20, 2017. He was designated for assignment on September 5, 2017, removing him from the 40-man roster. Martin was released on July 25, 2018, to pursue an opportunity to play in Japan.
