Strength of schedule is calculated from the opponents projected fantasy points allowed for the DL position. The best rating is +16 which gives the player the advantage against the defense and indicates an easy opponent, the worst rating is -16 which gives the defense the advantage and indicates a tough opponent.
After logging 29 sacks over his last three years in Detroit Avril joined Seattle in free agency, where he'll immediately slot into the IDP-friendly "Leo" pass-rushing role for the Seahawks. The fit is a good one for Avril, who can utilize his speed to get around the edge and harass the passer. Avril isn't nearly the run defender that he is pass rusher, however, and it's that "one-trick pony" status that knocks him into IDP DL2 territory.