![Marcelo Mayer breaks out for Portland](https://bdc2020.o0bc.com/wp-content/uploads/2023/03/Bleis_Mayer_RedSox-640f992489db6-768x432.jpg)
Red Sox prospects Marcelo Mayer, Miguel Bleis impress in spring training
![Marcelo Mayer breaks out for Portland](https://cdn.vox-cdn.com/thumbor/njYkOq39BWtBaADxf57qZTcbQQE=/1400x1400/filters:format(jpeg)/cdn.vox-cdn.com/uploads/chorus_asset/file/23582465/20220328_5113_X3.jpeg)
Boston Red Sox place Marcelo Mayer on minor-league injured list - Over the Monster
![Marcelo Mayer breaks out for Portland](https://portlandphoenix.me/wp-content/uploads/2023/07/Mayer_Marcello_-CM-scaled.jpg)
Marcelo Mayer is the biggest Red Sox prospect to hit Portland in a decade. Catch him while you can. – The Portland Phoenix
![Marcelo Mayer breaks out for Portland](https://bdc2020.o0bc.com/wp-content/uploads/2021/07/Marcelo-Mayer-60f9ed7b7e608-scaled.jpg)
First-round pick Marcelo Mayer cherishes the moment at Fenway Park
![Marcelo Mayer breaks out for Portland](https://www.masslive.com/resizer/DMrwmAszquDT75HSJq52iuhwoAQ=/1280x0/smart/cloudfront-us-east-1.images.arcpublishing.com/advancelocal/XG46SIS6AFFBTPATH6YBXKMXPE.jpg)
Trevor Story: Marcelo Mayer, other Red Sox top prospect have similar swing
![Marcelo Mayer breaks out for Portland](https://i.ytimg.com/vi/LBV3Yqke020/maxresdefault.jpg)
Marcelo Mayer 2022 Minor League Highlights
![Marcelo Mayer breaks out for Portland](https://i.ytimg.com/vi/MTTtsVEgcJg/hqdefault.jpg)
Red Sox Top Prospect Marcelo Mayer Heating Up For AA Portland Sea Dogs
![Marcelo Mayer breaks out for Portland](https://nesn.com/wp-content/uploads/sites/5/2023/02/Marcelo-Mayer-3.jpg)
Red Sox Prospect Marcelo Mayer Breaks Out Of Double-A Slump
![Marcelo Mayer breaks out for Portland](https://thebatesstudent.com/wp-content/uploads/2023/10/Flying_Squirrels_vs._Sea_Dogs_-_July_30_2019.jpg)
The Portland Sea Dogs Boast a Stacked Roster – Here's Who to Look Out For – The Bates Student
![Marcelo Mayer breaks out for Portland](https://bostonglobe-prod.cdn.arcpublishing.com/resizer/_QBw1t5rySj4kd7bxP6MQTs4-P8=/960x0/cloudfront-us-east-1.images.arcpublishing.com/bostonglobe/3AAY6KKK2VACRM3GS2RS6P6F3Q.jpg)
Marcelo Mayer among three Red Sox prospects named to roster for All-Star Futures Game - The Boston Globe
![Marcelo Mayer breaks out for Portland](https://photos.smugmug.com/Spring-Training/Red-Sox-ST-March-23-2023/i-XpXxwpK/0/b8638352/L/20230323_0595-L.jpg)
SoxProspects News: Minor Notes: Mayer earns promotion to Portland