Red Sox' Marcelo Mayer vaults into top five on MLB's Top 100 Prospects list – NBC Sports Boston
Red Sox prospect Marcelo Mayer out for rest of 2023
Red Sox's 2023 breakout prospect candidate joins Marcelo Mayer, Blaze Jordan at Greenville
Boston Red Sox Top Prospects: Marcelo Mayer in the top 100 and Jud Fabian's signing status - Over the Monster
2021 MLB Mock Draft: Predicting landing spots for top prospects
2021 MLB Draft Instant Analysis, Full Scouting Reports For Every First-Round Pick — College Baseball, MLB Draft, Prospects - Baseball America
Marcelo Mayer - Wikipedia
2021 MLB Draft Big Board, Updated: Keith Law ranks the Top 101 draft prospects - The Athletic
Pipeline Inbox comparing Top 3 Draft prospects to previous picks
2021 MLB Draft Big Board, Updated: Keith Law ranks the Top 101 draft prospects - The Athletic
Major League Baseball Draft - The New York Times
Red Sox prospect Marcelo Mayer hits first homer of season for Greenville Drive
Red Sox shut down top prospect Marcelo Mayer due to shoulder injury – NBC Sports Boston