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Marcelo Mayer among five Red Sox prospects on Baseball America top 100 - Over the Monster
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Marcelo Mayer, the Red Sox' top prospect, already looks destined for the big leagues - The Boston Globe
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Marcelo Mayer 2022 Bowman's Best Boston Red Sox Top Prospects #TP-8
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Sports Digest: Red Sox shut down Marcelo Mayer for remainder of Sea Dogs season
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Against the Yankees, prospect Marcelo Mayer offers another glimpse at the future - The Athletic
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Red Sox Prospect Outlook: Marcelo Mayer Destined For Stardom?
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Red Sox prospect Marcelo Mayer out for rest of 2023
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Shortstop Marcelo Mayer makes debut at Hadlock Field in 6-2 Sea Dogs win
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Marcelo Mayer (b. 2002) News — College Baseball, MLB Draft, Prospects - Baseball America
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2023 Topps BOWMAN MODERN PROSPECTS - MP-19 Marcelo Mayer - Boston Red Sox
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Boston Red Sox Top Prospect Voting: Marcelo Mayer is the next big thing - Over the Monster
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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 2021 Bowman Draft Chrome DP Auto - Refractor #CDA-MM Price Guide - Sports Card Investor