The Boston Red Sox are promoting Marcelo Mayer to the Greenville
Red Sox top prospect Marcelo Mayer off to quick start with Low-A
Red Sox prospect Marcelo Mayer off to impressive start for
Red Sox prospect guide: Marcelo Mayer
🏆- Greenville Drive on X: Officially official. Marcelo Mayer is
The Red Sox Prospects Report - Part Two - Over the Monster
Marcelo Mayer's solo home run, 05/20/2023
Marcelo Mayer Stats, Fantasy & News
Red Sox top prospect Marcelo Mayer on fire for High-A Greenville
Marcelo Mayer Stats, Fantasy & News