Week 15 action in the NFL features Sam Darnold and the Seattle Seahawks facing off against the Indianapolis Colts at 4:25 p.m. ET on Sunday. In this article we break down all of Darnold’s prop bets available for this matchup, and examine the stats to figure out the best predictions.

Sam Darnold Prop Lines

• Matchup: Seattle Seahawks vs. Indianapolis Colts
• Time: 4:25 p.m. ET
• Date: December 14, 2025
• Passing yards prop: Over 229.5 (-113)
• Rushing yards prop: Over 2.5 (-122)

Sam Darnold Stats and Trends

• Darnold leads Seattle with 3,162 passing yards (243.2 per game) and a 68.1% completion rate, throwing for 22 touchdowns with 11 picks.
• Darnold has passed for 243.2 yards per game (13.7 more than Sunday’s over/under).
• In eight games this year, Darnold has passed for more than 229.5 yards.
• His 243.2 passing yards per game average is 11.9 above his average over/under of 231.3.
• So far this season, Darnold has topped his passing yards prop total in nine of 13 opportunities.
• He has completed at least one touchdown pass in 10 of 13 games (including multiple TDs seven times).
• Darnold also has 72 yards rushing on 19 attempts, picking up 5.5 yards per game.

Recent Performances vs. the Colts

Seahawks Home Splits

• In home games, the Seahawks put up 31.5 points per game and concede 18.2. That’s more than they score (29.8) and concede (17.4) overall.
• At home, the Seahawks accumulate 320 yards per game and give up 307.5. That’s less than they gain overall (353.5), but more than they allow (288.2).
• The Seahawks accumulate 197.7 passing yards per game in home games (37.9 less than their overall average), and give up 223.3 at home (26.2 more than overall).
• The Seahawks accumulate 122.3 rushing yards per game at home (4.5 more than their overall average), and concede 84.2 at home (seven less than overall).
• At home, the Seahawks convert 38.8% of third downs and allow 35.8% to be converted. That’s less than they convert overall (39.9%), and more than they allow (32.6%).