Week 9 NFL Betting Trends: MNF Home dogs are 20-8-1 to the Under since 2012

• Ravens QB Lamar Jackson is 13-1 in his career vs NFC opponents; Saints QB Andy Dalton 5-2 ATS and SU at home vs Baltimore.

• Since 2021, home favorites vs non-division opponents are 1-10 ATS on SNF.

• Patrick Mahomes' Chiefs are 9-5 to the Under as double-digit home favorites; Mike Vrabel's Titans 2-1 ATS and SU as a double-digit road underdogs (including playoffs).

Here's a sampling of obscure, and actionable trends in Week 9 marquee games:

Buffalo Bills @ New York Jets

– Josh Allen is 21-9-3 ATS on the road 

– Since 1999, road favorites of 13 or more v divisional opponents are 13-7 ATS

Seattle Seahawks @ Arizona Cardinals

– HC Kliff Kingsbury is 11-17 ATS at home, and 5-11 ATS as a home favorite

– Pete Carroll's Seahawks are 7-4-1 ATS on the road v Arizona

Los Angeles Rams @ Tampa Bay Buccaneers

– Sean McVay's Rams are 10-5 ATS as road underdogs (including playoffs)

– Since 2010, the Rams are 6-0 ATS and 5-1 SU playing in Tampa Bay (including playoffs)

Tennessee Titans @ Kansas City Chiefs

– Since 2021, home favorites vs non-division opponents are 1-10 ATS on SNF

– Mahomes is 9-5 to the Under as a double-digit home favorite

– Mike Vrabel is 2-1 ATS and SU as a double-digit road underdog (including playoffs)

– Since 2007, Tennessee is 4-1 ATS in Kansas City

Baltimore Ravens @ New Orleans Saints

– Since 2012, MNF home underdogs are 20-8-1 to the Under

– Lamar Jackson is 13-1 SU vs the NFC

– Since 2014, the Saints are 3-15 ATS when hosting AFC opponents

– Andy Dalton is 5-2 ATS and SU at Home versus Baltimore