The teams we just can't figure out going into the season

No matter how well you know the NFL, a handful of teams every year are going to throw you for a loop on the doorstep of the season beginning. That doesn't mean they'll be bad, or even that you think they'll be bad. It just means you can't quite put a finger on what they're going to be and how they're going to play. Robert Mays, Derrik Klassen and Dave Helman…