![Marcelo Mayer already crown jewel of Red Sox farm system, Sports](https://www.masslive.com/resizer/31SxjGKFKPwCQnAP_lnXC6HtiL8=/1280x0/smart/cloudfront-us-east-1.images.arcpublishing.com/advancelocal/NTR4LSOY6FFZLPKKJ2IP65WF3Q.jpeg)
MLB top prospect ranking: Red Sox's Marcelo Mayer ranked just
![Marcelo Mayer already crown jewel of Red Sox farm system, Sports](https://miro.medium.com/v2/resize:fit:1400/0*gm88838BwC-NgelL.jpg)
Top 30 Farm System Rankings. I had published Farm System Rankings
![Marcelo Mayer already crown jewel of Red Sox farm system, Sports](https://bostonglobe-prod.cdn.arcpublishing.com/resizer/0fYuUvsdRmS6LYVwJguGLizI32s=/506x0/cloudfront-us-east-1.images.arcpublishing.com/bostonglobe/T5YFJHQH27HLNFXUJYF2MWZW7Q.jpg)
Red Sox promote top prospect Marcelo Mayer to High A Greenville
![Marcelo Mayer already crown jewel of Red Sox farm system, Sports](https://www.bostonglobe.com/resizer/jc4kVvIJaJ9Co3nMli-mIehT46w=/arc-anglerfish-arc2-prod-bostonglobe/public/CQHIXUE2XII6TC5JXFI6XMRGZM.jpg)
Marcelo Mayer, the Red Sox' top prospect, already looks destined
![Marcelo Mayer already crown jewel of Red Sox farm system, Sports](https://images2.minutemediacdn.com/image/upload/c_crop,w_7832,h_4405,x_0,y_0/c_fill,w_1440,ar_16:9,f_auto,q_auto,g_auto/images/GettyImages/mmsport/14/01h6vg6r29x75ckdd6ax.jpg)
Building the Boston Red Sox 2024 Lineup
![Marcelo Mayer already crown jewel of Red Sox farm system, Sports](https://bloximages.chicago2.vip.townnews.com/eagletribune.com/content/tncms/assets/v3/editorial/0/6a/06a328ba-a750-11ed-9132-c317fba8199d/61f2d9ec2e612.image.jpg?resize=1200%2C800)
Underwhelming farm system rankings don't tell full story of Red
![Marcelo Mayer already crown jewel of Red Sox farm system, Sports](https://img.bleacherreport.net/img/images/photos/003/915/353/hi-res-28b783725c1a409f23456ada08a1e55e_crop_north.jpg?1626046500&w=3072&h=2048)
Marcelo Mayer Selected by Red Sox with No. 4 Overall Pick in 2021
![Marcelo Mayer already crown jewel of Red Sox farm system, Sports](https://bloximages.chicago2.vip.townnews.com/newburyportnews.com/content/tncms/assets/v3/editorial/4/c5/4c5527f4-626e-5450-8904-a2381365efb7/61e85e9ed3084.image.jpg?resize=750%2C500)
Marcelo Mayer already crown jewel of Red Sox farm system
![Marcelo Mayer already crown jewel of Red Sox farm system, Sports](https://media.nbcsportsboston.com/2023/08/Marcelo-Mayer-GettyImages-1526532810.jpg?quality=85&strip=all)
Red Sox shoot up to fifth in new Baseball America farm system
![Marcelo Mayer already crown jewel of Red Sox farm system, Sports](https://nesn.com/wp-content/uploads/sites/5/2023/02/Marcelo-Mayer-Drive-4.jpg)
Where Marcelo Mayer Reportedly Will Start Season In Red Sox Farm
![Marcelo Mayer already crown jewel of Red Sox farm system, Sports](https://m.psecn.photoshelter.com/img-get/I00005jeJxHY.PV8/s/860/860/MiLB-080721-0591-MJ.jpg)
FCL Twins FCL Red Sox Baseball
![Marcelo Mayer already crown jewel of Red Sox farm system, Sports](https://images2.minutemediacdn.com/image/upload/c_crop,w_1024,h_576,x_0,y_0/c_fill,w_720,ar_16:9,f_auto,q_auto,g_auto/images/GettyImages/mmsport/14/01h6vj0xg1hnc4yxk3nf.jpg)
Building the Boston Red Sox 2024 Lineup
![Marcelo Mayer already crown jewel of Red Sox farm system, Sports](https://media.nbcsportsboston.com/2023/08/Jonathan-Papelbon-USATSI_5508594-e1692314491249.jpg?quality=85&strip=all)
Red Sox shoot up to fifth in new Baseball America farm system
![Marcelo Mayer already crown jewel of Red Sox farm system, Sports](https://miro.medium.com/v2/resize:fit:1400/0*m8w8wJ8IjU9xw2DZ.jpg)
Top 30 Farm System Rankings. I had published Farm System Rankings