Marcelo Mayer 2023 South Atlantic League Top Prospects #11 Boston Red Sox Rookie

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2021 July at Nationals Arm Race

Marcelo Mayer is rising in ESPN's rankings of top MLB prospects

How did Red Sox top prospect Marcelo Mayer fare in first full pro

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Marcelo Mayer launches go-ahead home run for Red Sox' High-A affiliate

First-round pick Marcelo Mayer signs with Red Sox, gets a Fenway

Red Sox top prospect Marcelo Mayer is 'eager to take his game to

Marcelo Mayer launches go-ahead home run for Red Sox' High-A affiliate