Red Sox promote top prospect Marcelo Mayer to High A Greenville
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Marcelo Mayer Archives
Marcelo Mayer Archives
Top 50 MLB prospects: Jim Bowden ranks the game's best in tiers
Boston Red Sox prospect watch: Marcelo Mayer erupts : r/redsox
Marcelo Mayer among three Red Sox prospects named to roster for
Boston Red Sox top prospects 2023: Marcelo Mayer leads list