Seahawks vs. 49ers prediction, odds, line, spread: 2023 NFL playoff picks, best bets from expert on 21-8 roll

Pete Carroll and the Seattle Seahawks (9-8) will play the San Francisco 49ers (13-4) in a 2023 NFL Super Wild Card game on Saturday at 4:30 p.m. ET. The 49er's are a 9.5-point favorite. SportsLine's Josh Nagel is a sports handicapper with more than 20 years of experience in the industry. He has won numerous sports betting contests and has hit 54% of his NFL picks against the spread since the start of the 2016 season.

Seahawks vs. 49ers is a Super Wild Card NFL game. The money line is San Francisco -475, Seattle +380.

Seahawks vs. 49ers money line is San Francisco -475, Seattle +380. The game is worth 42 points.

The 49ers have been stifling defensively and boast difference-makers all across the field. Fred Warner is an instinctive and rangy defender in the middle of the playing field, leading the team in total tackles (130) with 10 pass deflections. Nick Bosa is first in NFL in sacks (18.5) and tied for second in tackles for loss (19).

Seahawks finished 12th in passing offense (231.4). Seattle had two receivers log more than 1,000 yards during the campaign. DK Metcalf is the leading pass-catcher and owns a unique combination of size (6-foot-4, 235 pounds) and quickness. Tyler Lockett is second on the team with 84 catches for 1.033 yards and a team-high nine touchdowns.

Nagel is a sports expert on a 21-8 roll. He's leaning Over the point total for the Seahawks vs. 49ers. Nagel has discovered an X-factor that has him jumping all over one side of the spread.