Justin Fields

Mahomes has progressed ahead of schedule in his recovery from a serious late-2025 knee injury and signed a multi-year extension, signaling Kansas City views him as the entrenched long-term starter, which caps Fields' path to meaningful in-season volume.

Fields' scoring has swung from mop-up snaps to spot usage (4.0 to 20.9 points across the last four games) with negligible passing-target involvement, reflecting a backup role whose fantasy output depends entirely on rushing opportunity in relief situations rather than a stable weekly workload.

Mahomes is still working back from a significant knee injury, and Fields' mobile skill set (rushing carry share trending up, full-snap games when pressed into extended duty) positions him to deliver streamable QB1-caliber weeks immediately if Mahomes needs rest or is reinjured.

A strong preseason (best completion rate on the roster) has kept Fields ahead of Garrett Nussmeier, Chris Oladokun, and Jake Haener for the QB2 job, and Kansas City's only 2026 QB draft capital was a seventh-round developmental pick, so his roster spot faces no near-term threat.

If Fields performs well in a limited 2026 sample, pending free agency after the season gives him a plausible route to a starting opportunity elsewhere, refreshing his dynasty value beyond the backup ceiling he holds in Kansas City.