Seahawks vs. Cardinals Week 2 Preview: Lock, Brissett, and a Divisional Measuring Stick
The Line Tells the Story
Seattle opened as a 6.5-point favorite in this one and has been bet down to 4.5, with the total sliding from 43.5 to 41.5. Two points on the spread and two on the total, both moving toward Arizona, is the market telling you it isn't sure what to make of a Seahawks team that lost its starting quarterback and looked offensively limited even before he went down.
The moneyline sits at SEA -210 / ARI +176, which prices Seattle at roughly a 68% chance to win. That's the tension in this game: the market likes the Seahawks to survive, but not to cover. This profiles as a grind-it-out divisional road trip, not a statement performance.
Seattle's Identity: Defense First, Questions at QB
The Seahawks won their opener 13-10 over New England, and the box score is exactly what you'd expect from a team protecting a backup. Seattle ran just 47.5 plays per game in Week 1 with a near-even 50.5% pass / 49.5% rush split, produced 297 total yards, and leaned on a defense that manufactured 3 interceptions, 3 sacks, and 3 takeaways while allowing only 10 points.
That turnover margin of +3.0 per game is the engine of this team right now. When you're getting short fields and taking the ball away three times, you don't need to score 30.
Drew Lock handled the relief role well in Week 1: 187 yards, 72.7% completion rate, one touchdown, zero interceptions, and a 113.3 passer rating. The concern isn't the stat line — it's the volume. Twenty-four pass attempts is a game manager's workload, and if Arizona forces Seattle into obvious passing downs, the Seahawks' margin for error shrinks fast.
The one thing Seattle can hang its hat on offensively is Jaxon Smith-Njigba, who posted 8 catches for 122 yards (15.2 yards per reception) in the opener. He's the chain-mover who keeps Locke from having to be a hero.
Arizona's Week 1 Statement
The Cardinals went on the road and beat the Chargers 26-14, forcing two turnovers in the process. That's a legitimate win, and it came with real offensive balance: 393 yards per game, 277 through the air, 116 on the ground, at a healthy 66.2 plays per game and a 51.1% pass rate.
Jacoby Brissett was sharp — 73% completion rate, 277 yards, one touchdown, zero picks, 103.1 rating. He's being flagged as a sneaky factor for a reason: he doesn't turn it over, and this Seattle defense thrives on turnovers. If Arizona keeps the ball clean, the Seahawks lose their easiest path to points.
Trey McBride was the star: 9 receptions, 95 yards, and a score. Kendrick Bourne added 8 catches for 75 yards. The run game was less efficient — Tyler Allgeier at 3.6 yards per carry and Jeremiyah Love at 3.7 — but the volume (34 attempts) keeps the offense on schedule and out of third-and-long.
Key Matchups
Brissett vs. the Seattle secondary. This is the whole game. Seattle's Week 1 defensive numbers are built on takeaways, not on suffocating yardage. Brissett has thrown zero interceptions in his last outing and completes 73%. That's a bad matchup for a defense that needs turnovers to generate offense.
Arizona's interior line vs. Seattle's front. The Cardinals' guards are banged up — starter Isaac Seumalo did not practice (shoulder) and Isaiah Adams is limited (knee). Seattle has to win that interior matchup and collapse the pocket without blitzing, because extra rushers mean more one-on-ones for McBride underneath.
Seattle's rushing attack. The Seahawks managed just 97 yards on the ground on 22 attempts, though Jadarian Price was efficient at 5.2 yards per carry. If Seattle can run it at that clip again, it controls tempo and keeps Lock in manageable down-and-distance.
History. The head-to-head is lopsided: Seattle has won 9 of the last 10 in this series, including a 44-22 blowout in Week 10 of 2025 and a sweep in 2024. Divisional dogs with a home opener and a chip on their shoulder is a classic spot to fade that trend — but it's still a trend.
Injuries and Situational Angles
Seattle's injury report is the headline: Sam Darnold is out, locking Lock into the starting role. Safety Ty Okada is out (hamstring), while Nick Emmanwori (ankle, hip) and guard Anthony Bradford (knee, hip) are questionable. Losing Bradford would hurt against a Cardinals front that generated three sacks in Week 1.
Arizona's absences stack up along the interior offensive line, which matters because the Cardinals want to run 34 times a game. If the guards aren't right, that rushing volume gets less efficient and Brissett gets more third-and-7s.
Situationally: dome, grass, no rest advantage either way, division and conference game, and it's Arizona's home opener. Home divisional dogs coming off a road win are a live underdog profile.
The Model's Read
The numbers favor Seattle: predicted score 24-19, which lands exactly at a five-point margin — a hair over the 4.5 number. The model's ATS and moneyline picks are both Seattle, and the total projects to 43 points against a 41.5 line, a slight lean to the over.
But look at the confidence: 0.5415. That's barely above a coin flip. Translation: the model likes Seattle because the head-to-head and turnover numbers point that way, but it isn't pounding the table. When a projection sits a half-point from the number with that low a confidence score, you're not looking at a strong play — you're looking at a no-play or a small one.
The market move complicates it further. Seattle's spread has been bet from 6.5 down to 4.5, meaning the public and sharps are both comfortable giving the Cardinals points at home. When the line moves against the side the model prefers, it usually means the model is catching a bad number or missing a variable — in this case, likely the QB situation.
Final Verdict
Pick: Seattle ML (-210) — but tread lightly on the spread.
The case for Seattle is straightforward: a top-end turnover defense (+3.0 TO differential per game), a receiver playing at a high level in Smith-Njigba, and near-total series dominance at 9-1 in the last 10 meetings. When you get a nine-out-of-ten burial rate in a division matchup, you take notice.
The case against laying 4.5 is just as clear. Brissett is protecting the football, McBride is a matchup problem underneath, and Arizona ran 66.2 plays in Week 1 while Seattle ran 47.5. The Cardinals will have the ball more, at home, in a dome, against a backup quarterback. That's the exact recipe for a close, low-scoring game that ends 20-17 either way.
The line movement is a warning shot and the model's 0.54 confidence confirms it. If you want exposure, take Seattle on the moneyline at -210 and leave the spread alone — or grab the Cardinals at +4.5 as a small home-dog position. The under 41.5 is also worth a look given two defenses that held opponents to 14 and 10 points in Week 1 and a Seattle offense that ran 47 plays a week ago.
Low confidence, tight number, divisional dog at home. This is a game to bet small or pass entirely — and if you're betting it, bet it on the side that's won nine of ten.