I know the game is dead, but I just found this on how the different zones (are supposed to) work. Never understood the difference, just observed how certain plays actually worked: https://www.easports.com/madden-nfl/news/2016/madden-17-additional-gameplay-improvements-zone-coverage. Found it very useful in thinking through the shell to start from to address this scheme (and I've got one I'll try, with adjustments across the whole scheme. See how it works, of course, lol...)
I know the game is dead, but I just found this on how the different zones (are supposed to) work. Never understood the difference, just observed how certain plays actually worked: https://www.easports.com/madden-nfl/news/2016/madden-17-additional-gameplay-improvements-zone-coverage. Found it very useful in thinking through the shell to start from to address this scheme (and I've got one I'll try, with adjustments across the whole scheme. See how it works, of course, lol...)