A complicated and stressful N.F.L. season is nearing its conclusion, with four star-studded teams facing off on Sunday with a Super Bowl appearance on the line. Each of the remaining teams has a Most Valuable Player Award candidate at quarterback, stars at wide receiver and defenses that can make big plays. The questions for this weekend include which of the N.F.C.’s celebrated quarterbacks will make his return to the Super Bowl and whether the upstart Buffalo Bills can knock off the defending champion Kansas City Chiefs.
Here is a look at the conference championship games. Unlike in the regular season, the picks in the playoffs are not made against the spread to emphasize which teams we believe will win.