Marcelo Mayer, the Red Sox' top prospect, already looks destined for the big leagues - The Boston Globe
Top Red Sox prospect Marcelo Mayer records first Double-A hits
Red Sox' Marcelo Mayer vaults into top five on MLB's Top 100 Prospects list – NBC Sports Boston
Marcelo Mayer records first hits for Double-A Portland
Red Sox top prospect Marcelo Mayer has arrived in Portland
Red Sox Prospect Outlook: Marcelo Mayer Destined For Stardom?
Top Red Sox prospect and fastest rising prospect both homer for Portland
Red Sox News & Links: Marcelo Mayer Shut Down For Season - Over the Monster
Sea Dogs were showcase for many of Boston's top prospects in 2023
Red Sox to promote top prospect Marcelo Mayer to Double-A Portland – Blogging the Red Sox
SoxProspects News: Cup of Coffee: Mayer homers, finishes triple shy of cycle as part of four-hit performance