2023 Donruss Rated Prospect Card of Marcelo Mayer - Red Sox
Red Sox Prospect Outlook: Marcelo Mayer Destined For Stardom?
Red Sox Prospect Outlook: Marcelo Mayer Destined For Stardom?
Marcelo Mayer 2023 Minor League Highlights! (45 Games)
Marcelo Mayer Baseball Trading Card Database
Marcelo Mayer launches go-ahead home run for Red Sox' High-A affiliate
Marcelo Mayer, Boston Red Sox 2021 first-round pick, walks three times in professional debut in FCL
Marcelo Mayer Baseball Trading Card Database
Watch Marcelo Mayer Take First Batting Practice Cuts At Fenway Park