It's rare for the Green Bay Packers and Chicago Bears to avoid each other before December. It's rare for the league's oldest rivals to meet twice in three weeks, and in recent times, it's unheard of for both teams to have a shot at the NFC North title and top seed in the same season.
All of this. Rare.
That's what makes the upcoming double-header, beginning at Lambeau Field on Sunday afternoon and followed by the swift rematch at Soldier Field in Week 16, so deliciously poised. And the NFL has taken the second showdown to the next level.