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British-born manager now guides the Salem Red Sox - Cardinal News
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Marcelo Mayer (SS), Top Prospects for the Boston Red Sox Has Just
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Red Sox Prospect Marcelo Mayer Fitting In Since Portland Promotion
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Red Sox top prospect Marcelo Mayer promoted to Double-A - CBS Boston
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Sea Dogs were showcase for many of Boston's top prospects in 2023
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Marcelo Mayer Stats, Fantasy & News
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How Red Sox prospect Marcelo Mayer made it to All-Star Futures Game
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Red Sox top prospect Marcelo Mayer has best game since High-A call-up
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The Portland Sea Dogs Boast a Stacked Roster – Here's Who to Look
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Marcelo Mayer is still dominating High-A ball, currently slashing
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Red Sox promoting No. 1 prospect Marcelo Mayer to Double-A
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Red Sox Top Prospect Marcelo Mayer Heating Up For AA Portland Sea
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Marcelo Mayer, the Red Sox' top prospect, already looks destined
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Is Red Sox prospect Blaze Jordan near a promotion? 'He's got our
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Marcelo Mayer Has Been Promoted to AA Portland