Week 3 is the time for fantasy managers to stop treating D/ST as a set-and-forget position. Matchup, pressure, turnovers and game script matter more than name recognition. The best plays pair disruptive defenses with struggling opponents, while units face offenses capable of wrecking their floors.
Week 3 Start ’Em

Kansas City Chiefs at Miami Dolphins — Kansas City offers excellent floor and upside against an offense that has opened 0-2. The Chiefs have limited opponents to 252.5 yards per game, the fourth-best mark in football, including only 170.5 passing yards per contest. They have produced four sacks and two interceptions through two games. Miami, meanwhile, ranks 30th with 13 points per game and 27th with 271.5 total yards. The Dolphins are generating only 183.5 passing yards and 88 rushing yards per game, hindering sustained drives. Kansas City should control possession behind an offense averaging 32 points, forcing Miami into predictable passing situations and creating opportunities for pressure and takeaways.
Buffalo Bills vs. Los Angeles Chargers — Buffalo has conceded yardage, but its pressure profile makes it a Week 3 start. The Bills have registered seven sacks and own a plus-two turnover differential. Los Angeles has scored only 14 points and gained 268 yards per game, while Justin Herbert has thrown three interceptions and taken six sacks. The Chargers are 0-2 and average only 22:29 in possession, 31st in the NFL. Buffalo enters as a home favorite, and its offense averages 38.5 points. If Josh Allen creates an early lead, Herbert will have to drop back repeatedly, increasing Buffalo’s opportunities for sacks and turnovers.
Article Continues BelowWeek 3 Sit ’Em

Detroit Lions vs. New York Jets — Detroit’s seven sacks may tempt managers, but the results are alarming. The Lions have allowed 35.5 points and 457.5 yards per game, both near the bottom of the league. Opponents average 310.5 passing yards and 147 rushing yards against them. New York is not explosive, but it averages 326 yards and 20 points while controlling the ball for 36:57 per game. That possession advantage can suppress Detroit’s opportunities, and its scoring floor makes the unit too risky despite the pass rush.
Dallas Cowboys vs. Baltimore Ravens — Keep Dallas benched in a dangerous matchup with Lamar Jackson and Baltimore. The Ravens average 29 points, 409 yards and 6.8 yards per play, with a balanced attack producing 254 passing yards and 155 rushing yards per game. Dallas has surrendered 391.5 yards per contest and 173.5 rushing yards, a weakness against Jackson and Derrick Henry. The Cowboys have generated only two sacks and no interceptions. Without pressure or takeaway production, Dallas has little path to offset Baltimore’s scoring and rushing upside.

