Triston Casas (born January 15, 2000) is an American professional baseball first baseman in the Boston Red Sox organization. Listed at 6 feet 4 inches (1.93 m) and 238 pounds (108 kg), Casas bats left-handed and throws right-handed.

Amateur Career

Casas played high school baseball at American Heritage School in Plantation, Florida, where he played both corner infield positions. In two varsity seasons at American Heritage, Casas had a .414 batting average with 11 home runs and 53 runs batted in (RBIs) in 53 games played. He graduated high school a year early to be eligible for the Major League Baseball (MLB) draft. He played in the Under Armour All-America Baseball Game in both 2016 and 2017. The Boston Red Sox chose Casas in the first round, with the 26th overall selection, of the 2018 MLB draft.

Professional Career

On June 10, 2018, it was reported that Casas agreed to terms with the Red Sox, and would receive a $2,552,800 bonus, once signed. He signed with the Red Sox on June 14, and was assigned to Boston’s Rookie League team, the Gulf Coast League Red Sox. He played his first professional game on June 22, going 0-for-3 as the designated hitter. In a game on June 25, Casas was injured while playing third base; he subsequently underwent season-ending surgery on June 29, to repair a torn ulnar collateral ligament in his right thumb.

Casas began 2019 with the Greenville Drive of the Class A South Atlantic League. In early June, he was named to the South Atlantic League All-Star Game. In mid-June, Casas was added to the top 100 prospects list of Baseball America, at number 98. In late August, he was named a South Atlantic League Postseason All-Star, and recognition by Baseball America as the Red Sox 2019 Minor League Player Of The Year. On September 1, Casas was promoted to the Class A-Advanced Salem Red Sox. In mid-September, he was named the Red Sox’ minor league offensive player of the year. Over 122 games between the two clubs, Casas slashed .254/.349/.476 with 20 home runs and 81 RBIs.

During 2020, with no minor league season due to the COVID-19 pandemic, the Red Sox added Casas to their pool of reserve players on August 20, so he could participate in intra-squad workouts. He was subsequently invited to participate in the Red Sox’ fall instructional league. Following the 2020 season, Casas was ranked by Baseball America as the Red Sox’ number one prospect. Casas began the 2021 season in Double-A with the Portland Sea Dogs. In addition to playing 77 games for Portland, Casas also appeared in nine games for the Triple-A Worcester Red Sox, batting a combined .279 with 14 home runs and 59 RBIs. After the regular season, Casas was selected to play in the Arizona Fall League.

International Career

Casas played on the 18-under United States national baseball team, and was named the Most Valuable Player of the 2017 U-18 Baseball World Cup.

In May 2021, Casas was named to the roster of the United States national baseball team for qualifying for baseball at the 2020 Summer Olympics, contested in 2021 in Tokyo. After the team qualified, he was named to the Olympics roster on July 2. During the tournament, Casas hit home runs against South Korea, Japan, and the Dominican Republic. The team went on to win silver, falling to Japan in the gold-medal game.

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