2022: Elected team captains by his peers ... saw action in 13 games with 12 starts ... served as the program's Friday night arm ... finished with a 5.61 ERA and 1-8 record in 69 innings of work ... tallied 76 strikeouts to lead the team with 25 walks in 69 innings ... ranked third on the team with 3.0 strikeout to walk ratio ... ranked ninth in the ACC with 5.31 innings pitched per game ... sat eighth in the league with 9.91 strikeouts per game ... allowed one earned run on four hits and two walks while striking out nine in 5.1 innings of work at Baylor (2/25) ... recorded a career-high 12 strikeouts with a quality start against Bucknell (3/4), allowing one run on five hits ... pitched 6.1 shutout innings with three strikeouts against Miami (4/1) ... recorded another quality start against No. 10 Notre Dame, allowing three runs on five hits and three walks with six strikeouts in six innings of work.
2021: Member of the team’s leadership council, representing his sophomore class … led the team in appearances (30), wins (five) and saves (seven) as the programs closer … his 30 appearances tied for the fifth-most in a single season in program history and third in the ACC in 2021 … finished with a 3.05 ERA, 5-3 record and seven saves in 56.0 innings of work … allowed just 12 walks to 59 strikeouts with a 0.93 WHIP … held opposing batters to a .196 batting average, ranking fourth in the league … tied with teammate Luke Fox for third in the ACC in ERA (3.05) with a minimum of one inning pitched per game … allowed the fewest hits and second-fewest walks in the conference with a minimum of one inning pitched per game … ranked in the top 20 in the conference in strikeouts per nine innings (9.48), hits allowed per game (6.43) and walks allowed per game (1.93) under the same conditions … part of a Duke pitching staff that boasted a 1.00 ERA with 41 strikeouts to just five walks in the ACC Baseball Championship on its way to winning the first tournament title in program history … allowed four hits and three walks in four appearances at the ACC Championship, striking out seven without allowing a run in 6.2 innings of work … just the ninth pitcher in ACC history to appear in four games at the Championship … combined with Cooper Stinson and Jimmy Loper to pitch a shutout in the ACC title game for just the third time in ACC history … helped the Blue Devils to win 12 straight heading into NCAA postseason play, the longest winning streak by a Duke team since 1998 … found his groove in the heart of the season, boasting a league-leading 1.15 ERA with 18 strikeouts in 15.2 innings pitched in the month of April … strung together five consecutive scoreless outings from April 13 – May 4, allowing four hits and striking out 17 in 11 innings of work … stellar in his final 10 appearances of the season, earning two wins and five saves in 17.1 innings pitched … allowed just three earned runs on 13 hits and four walks while striking out 19 batters in that span … matched his career high of four strikeouts on four occasions – versus Wake Forest (4/17 and 4/18), at Virginia (4/25) and at Clemson (5/22) … pitched a career-high 4.1 innings at Virginia (4/25) to earn the win.
2020: Made three appearances on the season that was cut short by the COVID-19 pandemic, working a total of 2.1 innings … made his collegiate debut in the series finale with Army (2/16), working 1.0 clean inning, while striking out two … tossed 1.0 frame in the midweek matchup with Air Force (2/24), allowing two hits and one walk while recording one strikeout … worked 0.1 innings in the series finale with Florida State (3/8), allowing one earned run on one hit while picking up one punchout.
Prior to Duke: The No. 25 right-handed pitcher in the talent-rich state of California and the No. 84 overall prospect in the state by Perfect Game USA … attended Etiwanda High School in Rancho Cucamonga, Calif. … posted five complete games and one shutout in 2018, going 7-3 with a 2.95 ERA … helped EHS to a Division 2 CIF Championship in 2018, as the Eagles posted a 27-3 overall record behind his 8-2 mark on the mound and 1.98 ERA … was rated among Perfect Game’s top 500 overall prospects in the nation and the No. 179 right-hander in the 2019 recruiting class … a scholar-athlete who was regarded as an AP Scholar and was a member of the Principal’s Honor Roll … served as a member of the National Beta Club.
Personal: Born Marcus Robert Johnson on December 11, 2000 … son of Jennifer Charpenter.