Marcelo Mayer is killing it in the minors! : r/redsox
Boston Red Sox top prospects 2023: Marcelo Mayer leads list
2021 MLB Draft profile: SS Marcelo Mayer is the Tigers' top target - Bless You Boys
MLB prospects guru takes Red Sox prospect over Yankees' Anthony Volpe
Red Sox No. 1 Prospect Marcelo Mayer Promoted to Portland
Red Sox Prospect Outlook: Marcelo Mayer Destined For Stardom?
Red Sox' Marcelo Mayer vaults into top five on MLB's Top 100 Prospects list – NBC Sports Boston
The Road to The Show™: Boston Red Sox shortstop Marcelo Mayer
Red Sox Top prospect Marcelo Mayer may get called-up to Boston
The wait is over, Sea Dogs fans. The Marcelo Mayer era has arrived
Red Sox Q&A with Keith Law: Marcelo Mayer, Miguel Bleis and more prospects - The Athletic
Jackson Holliday, Marcelo Mayer Highlight All-Star Futures Game Rosters