MLB Draft First Round: Red Sox Take Marcelo Mayer
Red Sox Prospect Outlook: Marcelo Mayer Destined For Stardom?
Red Sox trade scenarios: Exploring deals for Sean Murphy, Bryan
Red Sox prospect Marcelo Mayer's custom cleats at Futures Game - ESPN
Red Sox Prospect Outlook: Marcelo Mayer Destined For Stardom?
Boston Red Sox Top Prospect Voting: Marcelo Mayer is the next big
Progress report: Boston Red Sox - The San Diego Union-Tribune
Red Sox promoting No. 1 prospect Marcelo Mayer to Double-A
Boston Red Sox top prospects 2023: Marcelo Mayer leads list
Boston Red Sox top prospects 2023: Marcelo Mayer leads list