Marcelo Mayer is the biggest Red Sox prospect to hit Portland in a

Boston Red Sox: Marcelo Mayer hits first career professional home run

Teammates Marcelo Mayer, Brainer Bonaci headline All-Red Sox Minor League Team for July - The Athletic

Red Sox prospects form close relationships in Double-A Portland

Red Sox top prospect Marcelo Mayer on fire for High-A Greenville

Boston Red Sox Top 46 Prospects

Top Red Sox prospect trying out new position with SS Trevor Story rehabbing

Red Sox to promote top prospect Marcelo Mayer to Double-A Portland on Tuesday

Sea Dogs' Marcelo Mayer hits first Double-A homer

Marcelo Mayer crushes a pair of homers

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

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

How Red Sox prospect Marcelo Mayer made it to All-Star Futures Game

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