San Diegans Marcelo Mayer, Spencer Jones focus on the present as
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2021 Bowman Draft Chrome 1st Auto on card Marcelo Mayer. Red Sox
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287 Marcelo Mayer Photos & High Res Pictures - Getty Images
Mr. Baseball 2021: Marcelo Mayer
Marcelo Mayer reacts to getting drafted fourth overall by Red Sox
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287 Marcelo Mayer Photos & High Res Pictures - Getty Images
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287 Marcelo Mayer Photos & High Res Pictures - Getty Images
Sea Dogs prospect Mayer, 20, focused on pitch selection -- and