MLB Draft 2021: Marcelo Mayer is a potential pick for the Boston Red Sox - Over the Monster
Top Red Sox prospect Marcelo Mayer promoted to Double A after blistering May - The Athletic
Red Sox top prospect Marcelo Mayer promoted to Double A Portland after tearing it up throughout the month - The Boston Globe
Boston Red Sox Promoting Top Prospect to Next Level - Fastball
5 things to know about Red Sox shortstop Marcelo Mayer
Top prospects in 2024
Red Sox Top prospect Marcelo Mayer may get called-up to Boston
Updated Top 100 MLB Prospect List: Where Dylan Crews, Other Top 2023 Draft Picks Rank, News, Scores, Highlights, Stats, and Rumors
Updated Top 100 MLB Prospect List: Where Dylan Crews, Other Top 2023 Draft Picks Rank, News, Scores, Highlights, Stats, and Rumors
How Red Sox No. 1 prospect fared in Double-A debut after promotion
Red Sox promote top prospect Marcelo Mayer to Double-A