Marcelo Mayer (SS), Top Prospects for the Boston Red Sox Has Just
Prospects of the Week: May 1 - May 7
Red Sox Prospect Marcelo Mayer Has a Simple Approach and a High Ceiling
2022 Bowman Platinum TOP PROSPECTS~#43⭐MARCELO MAYER⭐~RED SOX
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Red Sox hit their targets in the draft
Where did Red Sox prospects land on new top 60 rankings?
2021 MLB Draft Scouting Report: SS Marcelo Mayer - Lookout Landing
Marcelo Mayer could make MLB Draft history for Eastlake High - The San Diego Union-Tribune
2021 MLB Draft: Pirates surprise with Henry Davis at No. 1, Jack Leiter goes to Rangers at 2, Red Sox nab expected top pick Marcelo Mayer at 4
McAdam: Red Sox take high school SS Marcelo Mayer with No. 4 pick
Boston Red Sox Top Prospects: Marcelo Mayer leads Baseball America top 10 list - Over the Monster
2022 Boston Red Sox Top MLB Prospects — College Baseball, MLB Draft, Prospects - Baseball America
A closer look at the key questions surrounding the Red Sox' top 10 prospects - The Boston Globe
Mayer, Yoshida headline 5 Red Sox prospects on BA's top 100 list
2022 Red Sox Minor League Superlatives
2021 MLB Draft Stock Watch: Which Demographics Are Riskiest At No. 1 Overall? — College Baseball, MLB Draft, Prospects - Baseball America