Red Sox Notes: Marcelo Mayer to make his Portland Sea Dogs debut, former teammate speaks about his leadership, more system promotions
Red Sox top prospect Marcelo Mayer takes liftoff amid struggles
First-round pick Marcelo Mayer signs with Red Sox, gets a Fenway welcome - The Boston Globe
Boston Red Sox promote top prospect Marcelo Mayer to High-A Greenville; slugger Blaze Jordan also called up
Boston Red Sox's Marcelo Mayer ranked No. 9 prospect on MLB Pipeline's Top 100 list; Triston Casas No. 18, Jarren Duran No. 26
Red Sox promote top prospect Marcelo Mayer to Double-A Portland
Boston Red Sox Insider Discusses Marcelo Mayer's Major League Timeline - Fastball
5 things to know about Red Sox shortstop Marcelo Mayer
Boston Red Sox news: Why No. 1 pick Marcelo Mayer is a special talent
How Red Sox prospect Marcelo Mayer made it to All-Star Futures Game