Marcelo Mayer drafted No. 4 by Red Sox in MLB Draft
Red Sox No. 1 Prospect Marcelo Mayer Promoted to Portland
Opening Day: Marcelo Mayer, Blaze Jordan highlight stacked Salem Red Sox roster
Eastlake's Marcelo Mayer: The Six Million Dollar Man
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Red Sox Q&A with Keith Law: Marcelo Mayer, Miguel Bleis and more prospects - The Athletic
2021 Leaf Draft #41 Marcelo Mayer XRC RC Rookie RC Rookie Baseball Trading Card : Collectibles & Fine Art
Red Sox minor-league notes: Marcelo Mayer injury update, Brainer Bonaci promotion - The Athletic
MLB Draft 2021: Red Sox grab Jud Fabian at No. 40 after Florida outfielder slips out of first round
Marcelo Mayer of Eastlake High taken fourth in MLB Draft - The San Diego Union-Tribune
How shortstop prospect Marcelo Mayer put himself on the fast track in the Red Sox system - The Boston Globe
SoxProspects News: 2023 Countdown to Spring Training: Marcelo Mayer
MLB expert analysis of Red Sox draft pick Marcelo Mayer
