Sam Darnold had a perfect first half against the Commanders, going 16 of 16 for 284 yards and four touchdowns in the first two quarters of Seattle's 38-14 win. Darnold is the only QB over the past 35 years to complete 100% of his passes for at least 250 passing yards and four passing touchdowns in a single half.

Which underdogs managed an upset in Week 9 of the 2025 NFL season? Below, we take a look at who defied the odds last week.

The Washington Commanders host the Seattle Seahawks in tonight's Sunday Night Football showdown on NBC and Peacock. Live coverage begins at 7 PM ET.

NFL Research spotlights the best nuggets from each slate of games. Here are the most eye-popping statistical accomplishments from Week 9 of the 2025 season.

The NFL landscape shifted slightly in Week 9, with multiple quarterback performances driving the change. The Kansas City Chiefs no longer look the league's best team after a poor outing from Patrick Mahomes.

Dowdle has been a central part of why Carolina is now 5-3 with four wins in its last five. He's rushed for 735 yards after starting the season with just 83 after four games.

Brock Bowers returned to the lineup with the best fantasy performance of any player this year. He and Rico Dowdle are two of the hottest names in fantasy as the playoff push heats up.

Legendary QB and current Fox Sports analyst Tom Brady didn't hesitate to name the best team in the NFL after Week 9.