SoxProspects News: Minor Notes: Mayer earns promotion to Portland

Red Sox No. 1 Prospect Marcelo Mayer Promoted to Portland

SoxProspects News: August 2022

Marcelo Mayer is not the only Sox prospect thriving in Portland

SoxProspects News: July 2023

SoxProspects News

Red Sox top prospect Marcelo Mayer promoted to Double A Portland after tearing it up throughout the month - The Boston Globe

SoxProspects News: June 2022

Marcelo Mayer is the biggest Red Sox prospect to hit Portland in a decade. Catch him while you can. – The Portland Phoenix

SoxProspects News: April 2023

SoxProspects News: August 2022

SoxProspects News: July 2023

Marcelo Mayer among three Red Sox prospects named to roster for All-Star Futures Game - The Boston Globe

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