The New England Patriots' one-two punch in the passing game is indisputably Rob Gronkowski and Julian Edelman. For the Cincinnati Bengals, few would argue that A.J. Green and Tyler Eifert are opposing defenses' main concerns, and when Kelvin Benjamin returns from injury for the Carolina Panthers, Benjamin and Greg Olsen should join that group.
So what about Sammy Watkins and Charles Clay?
On paper, the Buffalo Bills' top receiver-tight end duo should be in the conversation with other top tandems around the league -- but it's not.