Before Emari Demercado hits the field Sunday at 4:25 p.m. ET on FOX, here are some key numbers you should know ahead of placing a bet on his player prop bet markets. NFC West foes play in Week 18 when Demercado and the Arizona Cardinals (3-13) meet the Los Angeles Rams (11-5) at SoFi Stadium.

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Emari Demercado week 18 player propsMatchup: Arizona Cardinals at Los Angeles RamsTime: 4:25 p.m. ETDate: January 4, 2026Rushing yards prop: Over 21.5 (-111)Receiving yards prop: Over 12.5 (-120)

National Football League odds courtesy of BetMGM. Odds updated Wednesday at 10 p.m. ET. For a full list of sports betting odds, access USA TODAY Sports Betting Scores Odds Hub.

Emari Demercado rushing stats and trendsDemercado’s rushing yards prop bet for Sunday is set at 21.5. That is 4.2 fewer yards than his season average (25.7).In 40.0% of his games (four of 10 matchups) so far, he has rushed for more than 21.5 yards.Demercado’s rushing yards per game average this season of 25.7 yards is 8.3 more yards than his average rushing yards over/under (17.4).Demercado has gone over his rushing yard prop totals in three games out of eight opportunities (37.5%).He does not have a rushing TD through 10 games.Cardinals vs. Rams stats and trendsAllowing 112.8 rushing yards per game, the Rams have the 13th-ranked run defense in the NFL.This week Demercado will face the NFL’s 17th-ranked pass defense (215.4 yards allowed per game).The Cardinals are averaging 232.3 passing yards per game on offense (seventh in the NFL), and they rank 24th on defense with 229.4 passing yards allowed per game.The Cardinals rank fourth-worst in rushing offense (94 rushing yards per game), but they’ve played better on defense, ranking 25th with 125.9 rushing yards allowed per contest.The Cardinals are averaging 5.5 yards per play on offense, which ranks them 16th in the NFL. Defensively, they rank 23rd, surrendering 5.8 yards per play.

Watch Emari Demercado and the Cardinals vs. Rams on Fubo!