Patrick Mahomes scored only 12.0 fantasy points in Week 7. While the snowfall before and during the game provided an excuse for fantasy managers to shrug off Mahomes' QB23 finish, the weather wasn’t a major factor. The Kansas City Chiefs’ defense stole the show. A pick-six and kick-off return for a touchdown gave KC a two-score lead before the end of the first half, and the Chiefs' offense didn't need to step on the gas much after that.
Prior to that, Kansas City operated normally. Mahomes passed at a 60.0% rate while the game was still within one score (season-long clip was 61.