Red Sox top prospect Marcelo Mayer has arrived in Portland
Red Sox promote top prospect Marcelo Mayer to Double-A Portland
Checking in with the Red Sox' top 10 prospects
Top Red Sox prospect Marcelo Mayer records first Double-A hits
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Red Sox prospects perform well, show off custom cleats at Futures Game
Marcelo Mayer has arrived
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SoxProspects News: Cup of Coffee: Mayer homers twice; Portland and Salem each walk off
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Marcelo Mayer out for remainder of 2023 with shoulder injury
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Marcelo Mayer records first hits for Double-A Portland
Red Sox prospect Marcelo Mayer out for rest of 2023
Red Sox promote top prospect Marcelo Mayer to Portland Sea Dogs