Next Gen Stat: Alex Smith has averaged 5.7 air yards per completion this season (2nd-fewest in NFL ahead of Sam Bradford).
Mind-blowing stat: Kansas City has not lost a regular season home game in December or January since 2013.
Unconventional scoring: The Chiefs have scored seven non-offensive TDs this season (most in NFL).
Unprecedented rookie: Tyreek Hill is the first player in the Super Bowl era with a receiving, rushing, kickoff and punt return TD in his rookie season.
Achilles heel: The Chiefs' defense allows 122.9 rush yards per game (6th-most in NFL) and 4.3 yards per carry (T-8th most).