Mayer’s wrist TFCC surgery ends his current season and shifts his timeline toward spring training, positioning him for 2026 readiness. The move highlights the ripple effect of in-play injuries on the Sox’s prospect pipeline and fantasy implications for Red Sox-related depth.

Mayer injures his right wrist, ending his season after a July tear. A four-year prospect drafted fourth overall in 2021, Mayer debuted in May and split time at short and third, slashing .228 with four homers and 10 RBIs in 44 games. A three-month recovery follows the decision for surgery, with spring training framed as the potential return path.

Marcelo Mayer, Red Sox top infield prospect, will undergo season-ending surgery on his right wrist after a tear persisted through injections. His recovery timeline pushes his MLB arrival back, but the organization remains confident in his future role. Mayer posted a modest 2024 line but is regarded as a cornerstone for Boston’s future, with development and spring readiness emphasized.

Marcelo Mayer, the No. 4 overall pick in 2021, reached Boston in 2025 and slashed .228/.272/.402 with four homers and ten RBIs over 44 games. A right wrist sprain led to a shot of anti-inflammation in August, but surgery ends his season. Mayer remains a cornerstone prospect for the Sox with a bright long-term upside, though the 2025 setback alters the immediate timeline.

Marcelo Mayer is Boston's top prospect whose wrist injury has sidelined him, but a sign of activity and an anti-inflammatory injection point to a potential return that could reshape the Red Sox infield and lineup. His presence would likely push Rafaela into a more flexible defensive role while returning Mayer to potential second-base duties, providing a notable lift to Boston's offense as they fight to stay in the playoff chase.