ESPN got their hands on an excerpt from an older Arizona Cardinals playbook to help illustrate just how crazy and complicated they can be.Football is a sport with its own unique vocabulary that most any layman would have a hard time deciphering upon first glance.
Take a whole bunch of those words and put them in random places in diagrams of actual plays, and in essence, you have an NFL playbook.
This is a page about a certain kind of pocket protection, focusing mostly on the opposing front seven
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