Red Sox prospect Marcelo Mayer's custom cleats at Futures Game - ESPN
Red Sox prospect cracks Baseball America's 2023 Top 10
Red Sox Monday Morning Brushback: Union-Mandated Break Time - Over the Monster
Story Behind Marcelo Mayer's Awesome All-Star Futures Cleats
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Alex Katz (baseball) - Wikipedia
Red Sox place top prospect Marcelo Mayer on injured list - The Boston Globe
Top Red Sox pick Marcelo Mayer homers in second straight
Marcelo Mayer among three Red Sox prospects named to roster for All-Star Futures Game - The Boston Globe
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Boston Red Sox Minor League Preview: Salem Red Sox - Over the Monster
