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2023 Boston Red Sox Top 30 Prospects, by Sam Federman
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How Marcelo Mayer became a scouting impossible dream come true - The Boston Globe
Marcelo Mayer Stats & Scouting Report — College Baseball, MLB Draft, Prospects - Baseball America
Top Red Sox prospect Marcelo Mayer promoted to Double A after blistering May - The Athletic
minor leagues – Blogging the Red Sox
prospects – Blogging the Red Sox
Marcelo Mayer is not the only Red Sox prospect turning heads up in Portland
Here's MLB Scouting Report Of Red Sox First-Rounder Marcelo Mayer
Biggest Risers and Fallers of MLB's Top Prospect List in 2023, News, Scores, Highlights, Stats, and Rumors
Boston Red Sox Spring Training prospect report 2023
How Red Sox prospect Marcelo Mayer made it to All-Star Futures Game