I cannot remember a season where not a single team had clinched a playoff spot going into Rivalry Week, but that's the case in the NFC. In contrast, the AFC has four playoff spots locked up, while the PFC has two. Seeds 1-6 are all still up for grabs in the NFC. Crazy. 
AFC
NFC
PFC
You may notice a jump in OPR scores from previous weeks. Regrettably, you should know there was one error in an individual manager's raw OPR formula, and that skewed everything. I have found and fixed it, and the results are below. 
Picture