Red Sox prospects perform well, show off custom cleats at Futures Game
2023 All-Star Futures Game prospect roundup
Red Sox prospect Marcelo Mayer collects first multihomer game
What Experts Are Saying About Red Sox Draft Pick Marcelo Mayer - CBS Boston
Boston Red Sox Top Prospect Voting: Marcelo Mayer is the next big thing - Over the Monster
Boston Red Sox To Send Three Top Prospects, Including Marcelo Mayer, to All-Star Futures Game - Fastball
Red Sox Prospect Wearing Cleats With Real Pieces of Fenway Park in Them at MLB Futures Game - Sports Illustrated
Top Red Sox prospect Marcelo Mayer is tearing up the minors and drawing rave reviews - The Boston Globe
Official MLB Autographed Memorabilia, Baseball Collection, MLB Autographed Memorabilia Gear
2023 All-Star Futures Game prospect roundup
How did Red Sox prospects Marcelo Mayer, Nick Yorke, and Luis Guerrero fare in All-Star Futures Game? – Blogging the Red Sox
Red Sox prospect Marcelo Mayer wears Fenway dirt in Futures Game cleats
Alex Katz (baseball) - Wikipedia