Marcelo Mayer News - ESPN
First-round pick Marcelo Mayer signs with Red Sox, gets a Fenway welcome - The Boston Globe
Mayer, Yoshida headline 5 Red Sox prospects on BA's top 100 list
Marcelo Mayer
Marcelo Mayer Stats, Fantasy & News
Red Sox draft top shortstop prospect Marcelo Mayer at No. 4
Marcelo Mayer, Boston Red Sox's top prospect, went from 'tall, skinny' to 'wow,' Alex Cora says
2021 MLB Draft Scouting Report: SS Marcelo Mayer - Lookout Landing
Marcelo Mayer - Wikipedia
Boston Red Sox Top Prospect Voting: Marcelo Mayer is the next big thing - Over the Monster
Marcelo Mayer - MLB Shortstop - News, Stats, Bio and more - The Athletic
Marcelo Mayer - MLB Shortstop - News, Stats, Bio and more - The Athletic