Sam Darnold Passing Yards Prop is currently Over/Under 300.5 (-120/-108).
The money has been on the Over as it opened 285.5 @ -112 before it was bet up to 300.5 @ -120.
FACTORS THAT FAVOR THE OVER:
The Lions defense has been a glaring pass funnel this year, inducing opposing quarterbacks to attempt the 4th-most passes in the NFL (38.1 per game) this year.