In an effort to determine which players are the most successful against each individual franchise, Pro Football Focus has been digging into their archives this offseason. And with grades dating back to 2006, the analytics company has the data to cover the entire careers of all but a handful of the players currently active.
As per PFF analyst Ben Linsey, no defensive player in the league could be labelled as more of a team-killer than Aaron Donald, with the Los Angeles Rams defensive lineman recording the highest grade of any NFL player against each team in the NFC West over the course of his career.