Marcelo Mayer 2022 Bowman Chrome Prospect Auto - Blue Refractor #CPA-MMY Price Guide - Sports Card Investor
Marcelo Mayer of the Red Sox Joins the Prospect Pad — College Baseball, MLB Draft, Prospects - Baseball America
Red Sox promote top prospect Marcelo Mayer to Double-A Portland
Red Sox Top prospect Marcelo Mayer may get called-up to Boston
Marcelo Mayer on injured list with left shoulder inflammation
2022 Bowman's Best Marcelo Mayer #TP-8 Prospects Green Refractors /99 Red Sox
Shortstop Marcelo Mayer makes debut at Hadlock Field in 6-2 Sea Dogs win
San Diegans Marcelo Mayer, Spencer Jones focus on the present as they head to MLB Futures Games - The San Diego Union-Tribune
5 things to know about Red Sox shortstop Marcelo Mayer
Prospect Report: Red Sox 2023 Imminent Big Leaguers