How did Red Sox top prospect Marcelo Mayer fare in first full pro
Here's MLB Scouting Report Of Red Sox First-Rounder Marcelo Mayer
Two years after being drafted, Marcelo Mayer remains on fast track to Red Sox stardom
prospects – Blogging the Red Sox
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Marcelo Mayer, Red Sox top prospect, on goals for 2023
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Where Red Sox prospects rank in recent top prospect lists
marcelo mayer – Blogging the Red Sox