Travis Kelce has been a thorn in the Chargers for years. The Chiefs have dominated the Chargers in Kelce's career. Kelce has shown the Chargers respect.

The Chargers, being a West Coast team, should be at a disadvantage in cold weather and with an early start time. The experience of their head coach, Jim Harbaugh, as a motivator will be put to the test for this contest.

Learn which TV channel or how to live stream the NFL Week 15 Kansas City Chiefs and Los Angeles Chargers game, Sunday, Dec. 14.

But the fact some sportsbooks have the Chargers as bigger and bigger underdogs as the week progresses is pretty, well, interesting. Most outlets had the Chargers as underdogs by less than a touchdown to start the week. But it’s a number that has slowly crept closer and closer to the touchdown mark before kickoff.

Khalil Mack looks forward to the challenge: "Not as much so the feeling of beating them, but knowing what beating them can do for us."