Marcelo Mayer is the biggest Red Sox prospect to hit Portland in a decade. Catch him while you can. – The Portland Phoenix
marcelo mayer – Blogging the Red Sox
Boston Red Sox Top Prospect Voting: Marcelo Mayer is the next big thing - Over the Monster
Red Sox notebook: Finally nearing full strength, it's time for Sox to show us who they really are
Boston Red Sox Top 50 Prospects (2023)
San Diegans Marcelo Mayer, Spencer Jones focus on the present as they head to MLB Futures Games - The San Diego Union-Tribune
Red Sox Notes: Trevor Story rehab in Florida, Duvall inching closer, WooSox lefty a solution for bullpen
Marcelo Mayer among five Red Sox prospects on Baseball America top 100 - Over the Monster
Greg Levinsky on LinkedIn: Marcelo Mayer is the biggest Red Sox prospect to hit Portland in a decade.…
Red Sox top prospect Marcelo Mayer is 'eager to take his game to the next level' – Blogging the Red Sox
Red Sox promote top prospect Marcelo Mayer to Portland Sea Dogs
Red Sox Prospect Report: Marcelo Mayer Showing More Power