For the second time in five years, the Buffalo Bills will take on the Kansas City Chiefs in the AFC Championship game. These two teams have separated themselves as the best in the conference. Patrick Mahomes and Co.

The NFL playoff bracket is ever-changing, evolving as the postseason moves along. Both No. 1 seeds, one in each conference, earn a bye week to begin their playoff schedule. It's a departure from the old format, where the top two seeds were awarded bye weeks.