Red Sox prospect Marcelo Mayer off to impressive start for

Red Sox prospect Marcelo Mayer posts first multi-homer game of professional career - The Boston Globe

Shortstop Marcelo Mayer makes debut at Hadlock Field in 6-2 Sea Dogs win

Red Sox promote top prospect Marcelo Mayer to Sea Dogs

McFarling: Top Red Sox prospect always on his grind

Top Red Sox prospect Marcelo Mayer promoted to Double A after blistering May - The Athletic

Red Sox Notes: Marcelo Mayer to make his Portland Sea Dogs debut, former teammate speaks about his leadership, more system promotions

MLB Draft 2021: Marcelo Mayer is a potential pick for the Boston Red Sox - Over the Monster

Marcelo Mayer

Boston Red Sox Promoting Top Prospect to Next Level - Fastball

MLB Notebook: Miguel Bleis injury, WooSox' Shane Drohan learning Triple-A hitters, Marcelo Mayer settling into Double-A