When you break down every single play in an NFL season in painstaking detail -- as we do at Pro Football Focus -- it helps to unearth some crucial details that can often go overlooked when observing the league as a whole. That film study is what will guide our weekly audit of ESPN.com's NFL Power Rankings, as we offer some reasons certain teams are over- and underrated.
With the debut of the 2012 Power Rankings, we can already see several instances where we'd disagree with the rankings. In fact, we've identified one squad that is not only overrated, but may wind up as the worst team in the 2012 season.
Overrated: Arizona Cardinals
When you really start to break it down, this team might not only be overseeded at No. 23 in the power rankings, but also may actually be a contender for the first pick in the 2013 draft. That's how bad the Cardinals could be.