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Red Sox promote top prospect Marcelo Mayer to Double-A Portland
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marcelo mayer – Blogging the Red Sox
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Marcelo Mayer identified by MLB Pipeline as Red Sox' best defensive prospect – Blogging the Red Sox
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marcelo mayer – Blogging the Red Sox
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Marcelo Mayer
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How Marcelo Mayer's journey led him to 'best scenario' with Red Sox
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Red Sox top prospect Marcelo Mayer is 'eager to take his game to the next level' – Blogging the Red Sox
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On This Day - Page 67 — MI6 Community
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Red Sox top prospect Marcelo Mayer embracing stop with Sea Dogs
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Boston Red Sox promote top prospect Marcelo Mayer to High-A Greenville; slugger Blaze Jordan also called up
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Marcelo Mayer already crown jewel of Red Sox farm system, Sports
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MLB Draft First Round: Red Sox Take Marcelo Mayer