Top Red Sox prospect Marcelo Mayer promoted to Double A after blistering May - The Athletic
San Diegans Marcelo Mayer, Spencer Jones focus on the present as they head to MLB Futures Games - The San Diego Union-Tribune
Boston Red Sox Top 30 Prospects For Dynasty - FantraxHQ
The Prospect Vault: Fantasy Baseball's Top 100 Prospects of 2022
The Boston Red Sox select Marcelo Mayer with the 4th overall pick in the 2021 MLB Draft - MLB Daily Dish
Video: Marcelo Mayer on adjusting in Minors
Shortstop Marcelo Mayer makes debut at Hadlock Field in 6-2 Sea Dogs win
Marcelo Mayer's two-hit game, 05/19/2023
Marcelo Mayer 2021 Bowman Draft Sky Blue #BD-174 Price Guide - Sports Card Investor
Marcelo Mayer
What Marcelo Mayer's promotion means for shortstop's future
Marcelo Mayer leads four Red Sox on Baseball America's Top 100 prospects for 2022