This article is part of our NFL Game Previews series.
Tennessee (+7) at Kansas City, 53.0 o/u – Sunday, 3:05 p.m. EST
While it's easy to cast the Titans as the Cinderella of the remaining teams, that doesn't really reflect how they've played since switching to Ryan Tannehill at quarterback. Tennessee went 7-3 in Tannehill's 10 regular-season starts and scored more than 30 points a game doing it; had they maintained that pace all year, the Titans would have finished second to the Ravens in scoring. Tannehill ended up leading the NFL in old-school QB rating with 117.5, edging out Drew Brees, while his QBR was still in the top 10. Of course, Tannehill's numbers in the playoffs have taken a major step backward against two of the league's top secondaries, but it hasn't mattered due to the elephant in the backfield. Derrick Henry's rampage has been going on since Week 10, when he thundered for 188 yards and two TDs against ... hmmm, would you look at that, it was the Chiefs. Henry's average performance in his last eight games, including the postseason, has seen him pile up 159 rushing yards and nearly 1.5 touchdowns with a 6.3 YPC against defenses that knew he was coming and still couldn't do anything about it. The only front seven to hold him to less than 100 yards was the Texans in Week 15, and that was when he was nursing a hamstring strain. After a week off, he came back in Week 17 and hammered them for more than