Updated Farm System Rankings for Every MLB Team at the Start of 2021
https://bleacherreport.com/articles/2926532-updated-farm-system-rankings-for-every-mlb-team-at-the-start-of-2021

1. Tampa Bay Rays
2. Miami Marlins
3. Toronto Blue Jays
4. Seattle Mariners
5. Atlanta Braves
6. San Francisco Giants
7. Detroit Tigers
8. Minnesota Twins
9. Cleveland
10. Arizona Diamondbacks