schultz competed for a spot on the diamondbacks' opening day roster in spring training in 2014. with the ability to carry ten relievers on the roster for a two-game series against the los angeles dodgers in sydney, australia, he was named to their opening day roster, with the expectation that the diamondbacks would assign him back to triple-a after the series. he made his mlb debut on march 22, 2014. schultz made four relief appearances for the diamondbacks in 2014, pitching to a 0–1 record, 7.88 era, and five strikeouts in eight innings. in triple-a that year, schultz would post a 10–8 record with a 6.18 era and 82 strikeouts in a career-high 135 innings.