Red Sox Prospect Outlook: Marcelo Mayer Destined For Stardom?
Shortstop Marcelo Mayer makes debut at Hadlock Field in 6-2 Sea
Prospect Marcelo Mayer 'feeling confident' as he arrives at Double
Marcelo Mayer Discusses His Progression Through Minor Leagues
Marcelo Mayer is not the only Sox prospect thriving in Portland
Red Sox minor-league notes: Triston Casas, Marcelo Mayer and a
Boston Red Sox Top Prospect Voting: Marcelo Mayer is the next big
Top Red Sox pick Marcelo Mayer expected to make his pro debut
Eastlake's Marcelo Mayer selected No. 4 overall by Boston Red Sox
Red Sox Select Marcelo Mayer With No. 4 Pick In 2021 MLB Draft
Boston Red Sox officially sign No. 4 overall pick Marcelo Mayer
Red Sox place top prospect Marcelo Mayer on injured list - The
Boston Red Sox 2022 Top 10 MLB Prospects Chat — College
Red Sox have 4 prospects in latest Baseball America rankings update