Red Sox Prospect Outlook: Marcelo Mayer Destined For Stardom?
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Marcelo Mayer (b. 2002) News — College Baseball, MLB Draft
Marcelo Mayer knows he's not replacing Xander Bogaerts soon, and
Marcelo Mayer of the Red Sox Joins the Prospect Pad — College
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Against the Yankees, prospect Marcelo Mayer offers another
Red Sox promote top prospect Marcelo Mayer to Portland Sea Dogs
The Red Sox Prospects Report - Part Two - Over the Monster