**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).