Prospect Report: Red Sox's Mayer Caps a Great Week — College Baseball, MLB Draft, Prospects - Baseball America
MLB Draft 2021: Marcelo Mayer is a potential pick for the Boston Red Sox - Over the Monster
Marcelo Mayer, the Red Sox' top prospect, already looks destined for the big leagues - The Boston Globe
Marcelo Mayer News
Jackson Holliday, Red Sox's Marcelo Mayer Headline 2023 MLB Futures Game Rosters, News, Scores, Highlights, Stats, and Rumors
2021 MLB Draft profile: SS Marcelo Mayer is the Tigers' top target - Bless You Boys
Red Sox' Marcelo Mayer vaults into top five on MLB's Top 100 Prospects list – NBC Sports Boston
Boston Red Sox Top Prospect Voting: Marcelo Mayer is the next big thing - Over the Monster
Red Sox Prospect Outlook: Marcelo Mayer Destined For Stardom?
Marcelo Mayer Stats, Fantasy & News