Boston Red Sox top-30 prospect rankings after the 2021 season
MLB Draft First Round: Red Sox Take Marcelo Mayer
Marcelo Mayer, No. 4 Draft pick, signs with Red Sox
First look at Marcelo Mayer at Fenway Park
Red Sox officially sign first round draft pick Marcelo Mayer
No. 1 pick Marcello Mayer signs first contract, meets Red Sox
Boston Red Sox MLB Draft 2021: Jud Fabian does not sign, will go
What to know about Marcelo Mayer, the Red Sox' first-round draft
Marcelo Mayer Discusses His Progression Through Minor Leagues
Red Sox prospect's cleats for All-Star Futures Game feature Fenway