Super Bowl betting: Big bets, wacky wagers and more for Los Angeles Rams vs. Cincinnati Bengals

The countdown to Super Bowl LVI between the favored Los Angeles Rams and the underdog Cincinnati Bengals has begun, and action at sportsbooks on a game that's expected to have billions of dollars riding on it is heating up.

We'll follow it all right here — the biggest bets, the wackiest wagers and prolific prop bets — in ESPN Chalk's updating Super Bowl betting notebook.

Good luck!

Super Bowl consensus line:

Rams: -4.5 Total: 48.5

12 p.m.

• Sportsbook PointsBet is seeing an uptick in betting interest on the Bengals. both plus the points and on the money-line: 57% of the money on the point spread is backing underdog Cincinnati. The sportsbook also reported seeing an increase in action on the under: 56% of the bets are on the over, but 53% of the money is on the under. Yesterday, 57% of the money on the total was on the over.

• The most popular side on a prop bet at Caesars Sportsbook-by both number of bets and amount of money wagered-is «tails on the opening coin flip. The second-most popular prop side? Heads.

Bettors divided on Super Bowl entering Sunday

The betting action was heavy and split at sportsbooks entering Sunday as support continued to trickle in for the underdog Bengals.

• $5 million on the Bengals money-line at +170 for a potential win of $8.5 million. (Caesars)

• $4.5 million on Bengals +170 to win $7.7 million (Caesars)

• $1,567,500 on the Rams -4 (-110). A bettor with Caesars Sportsbook in Nevada has placed three $522,500 bets on the Rams -4 (-110), totaling $1,567,500, according to a spokesperson for the book.

• $1 million two-leg parlay on the Bengals moneyline +170 and under 48.5 to win $4.15 million (DraftKings)

• $1 million on Rams -0.5 (+105) in the first quarter. (BetMGM)

• $1 million on Rams -2.5