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SoxProspects News: Minor Notes: Casas crushes first MLB homer, Hamilton sets record in Portland
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Red Sox Prospect Outlook: How High Can Marcelo Mayer Climb In 2022?
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Marcelo Mayer already crown jewel of Red Sox farm system, Sports
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The Red Sox are not a great team. But the pieces are starting to fall into place, starting with Brayan Bello. - The Boston Globe
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Marcelo Mayer launches go-ahead home run for Red Sox' High-A affiliate
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Boston Red Sox place Marcelo Mayer on minor-league injured list - Over the Monster
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Boston Red Sox prospect watch: Marcelo Mayer erupts : r/redsox
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Top Red Sox prospect Marcelo Mayer is tearing up the minors and drawing rave reviews - The Boston Globe
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Red Sox Minor Lines 5/15: Marcelo Mayer Goes Deep Again - Over the Monster
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Marcelo Mayer Discusses His Progression Through Minor Leagues