Before you lock in any NFL props for Sunday's 2021 AFC Championship Game between the Kansas City Chiefs and Buffalo Bills, you NEED to see what the SportsLine Projection Model has to say.

The model, which simulates every NFL game 10,000 times, is up almost $7,900 for $100 players on top-rated NFL picks since its inception five-plus years ago. It is a sizzling 24-14 on top-rated NFL picks this season, returning well over $800. The model also enters Wild Card Weekend on an incredible 120-78 run on top-rated NFL picks that dates back to the 2017 season.

The model ranked in the Top 10 on NFLPickWatch three of the past four years on straight-up NFL picks and beat more than 95 percent of CBS Sports office pool players three times during that span. Anyone who has followed it is WAY UP.

After simulating the 2021 AFC Championship Game 10,000 times and examining the dozens of player props from William Hill Sportsbook, we can tell you the model says Buffalo Bills quarterback Josh Allen goes WELL under 306.5 passing yards(-115), predicting that he throws for nearly 50 yards less than that on average! The model also says Bills running back Devin Singletary is a good bet to go under 2.5 receptions (+130), predicting he catches just 2.0 passes on average.

In addition, the model is also high on a first-time touchdown bet that delivers a HUGE return! You NEED to see the model's analysis before making any AFC Championship Game prop bets.

Which 2021 AFC Championship Game prop bet offers a HUGE return? And what other prop bets does the model love for Chiefs vs. Bills? ... Join SportsLine now to see the top AFC Championship Game prop bets, all from the model that's up almost $7,900 on NFL picks!