Predicting Red Sox top prospect Marcelo Mayer's timeline to the majors
Red Sox promote top prospect Marcelo Mayer to Double-A
Marcelo Mayer is the biggest Red Sox prospect to hit Portland in a decade. Catch him while you can. – The Portland Phoenix
Red Sox Prospect Outlook: Marcelo Mayer Destined For Stardom?
Top 100 Prospects hypotheticals
Prospect season in review: Cincinnati Reds' right-hander Hunter Greene
MLB Draft First Round: Red Sox Take Marcelo Mayer
Red Sox Prospect Outlook: Marcelo Mayer Destined For Stardom?
Mapping out Red Sox winter priorities, schedule with the offseason now underway - The Athletic
Which Red Sox prospects are next in line to be called up? – NBC Sports Boston
Marcelo Mayer is the biggest Red Sox prospect to hit Portland in a decade. Catch him while you can. – The Portland Phoenix
Red Sox finally have a pitcher on a top 100 prospect list
Marcelo Mayer, Red Sox top prospect, is tearing up the minor leagues