MLB Predictions and Picks: Our 3 Best Bets for August 31, 2026

MLB Predictions and Picks: Our 3 Best Bets for August 31, 2026 MLB Predictions and Picks: Our 3 Best Bets for August 31, 2026

Monday night brings a loaded twelve-game Major League Baseball board, and the sharper money is quietly leaning against the crowd. Public bettors have piled onto a cluster of home favorites, yet several of those lines have refused to follow. That gap is where value tends to hide. There is star power in flux, too, as Aaron Judge remains sidelined with a rib injury while his Yankees head west for a late opener. Below are three plays that stretch across the evening: an early total, a mid-evening moneyline lean in the American League Central, and a late West Coast run-line angle. Each pick comes with the case for and the case against.

Last Updated: Monday, August 31, 2026

Early Game — Seattle Mariners at Boston Red Sox

Seattle Mariners vs. Boston Red Sox — Time & How to Watch

WhereFenway Park, Boston MA
WhenMonday, August 31 – 6:45 PM ET
TVNESN / Mariners.TV

This series opener pairs two arms trending in opposite directions. Seattle sends right-hander George Kirby to the mound with a 4.02 ERA, while Boston counters with left-hander Payton Tolle and his sharper 3.09 mark. Tolle misses bats at a high rate, and Kirby leans on command and efficiency rather than raw strikeouts. On paper, the Red Sox hold the edge in run prevention, and Boston entered Monday at 74-63, comfortably above .500.

Neither club arrives hot, though. Seattle has dropped four straight, and Boston has lost two in a row heading home. Both offenses have gone quiet during those skids, which matters for a total that has already ticked lower. For more on this matchup, see our full Mariners vs Red Sox prediction.

Seattle Mariners vs. Boston Red Sox Odds

Run LineMoneylineTotal
Seattle Mariners+1.5 (-150)+143U 7.5 (-105)
Boston Red Sox-1.5 (+130)-174O 7.5 (-115)

Odds accurate as of Monday, August 31, 2026 via TheSpread.com. Odds change, get the latest MLB OddsFuturesProps

Seattle Mariners vs. Boston Red Sox — Who Is the Public Betting?

Seattle Mariners12%88%Boston Red Sox

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The Pick: Under 7.5 (-105)

The number tells the story here. This total opened at 8 and has since been bet down to 7.5, a move that usually signals respect for the pitching. Two capable starters and two cold lineups support the under, and the price at -105 is fair. The case against is real, however. Fenway Park is a hitter’s ballpark, and a low total leaves little margin for error. Still, with both offenses slumping and the number sliding, the under lines up with the money.

Mid-Day Game — Detroit Tigers at Minnesota Twins

Detroit Tigers vs. Minnesota Twins — Time & How to Watch

WhereTarget Field, Minneapolis MN
WhenMonday, August 31 – 7:40 PM ET
TVRegional Sports Network / MLB.TV

This is a near-even pitching matchup between two teams going nowhere fast. Detroit hands the ball to right-hander Jackson Jobe, who owns a 3.93 ERA, while Minnesota counters with righty Taj Bradley at 3.97. There is almost nothing between the two starters on run prevention, which makes the price the deciding factor rather than any clear talent gap.

Both clubs are scuffling. Detroit has lost nine of its last eleven and sits at 63-73, while Minnesota just snapped a four-game skid but is still 3-7 over its last ten. Our full Tigers vs Twins prediction digs deeper into the matchup.

Detroit Tigers vs. Minnesota Twins Odds

Run LineMoneylineTotal
Detroit Tigers+1.5 (-195)+105U 8.5 (-115)
Minnesota Twins-1.5 (+165)-125O 8.5 (-105)

Odds accurate as of Monday, August 31, 2026. Odds change, get the latest MLB OddsFuturesProps

Detroit Tigers vs. Minnesota Twins — Who Is the Public Betting?

Detroit Tigers45%55%Minnesota Twins

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The Pick: Detroit Tigers Moneyline (+105)

The value sits on the road dog. A slim majority of moneyline tickets back Minnesota, yet the price has drifted toward Detroit rather than away from it. That kind of quiet line movement against the public usually points to sharper money on the underdog. With the starters essentially even, taking Detroit at plus money is the disciplined play. The case against is straightforward, however. The Tigers are ice cold, having lost nine of eleven, and Minnesota holds the home edge. Even so, a coin-flip game priced at +105 offers fair value on the side the market is backing.

Late Game — New York Yankees at Los Angeles Angels

New York Yankees vs. Los Angeles Angels — Time & How to Watch

WhereAngel Stadium, Anaheim CA
WhenMonday, August 31 – 9:38 PM ET
TVYES Network / Regional Sports Network

The records could not look more lopsided. New York arrives at 78-59 and riding a hot offense, while the Angels sit at 52-85 and have dropped six in a row. Yet the pitching matchup narrows the gap. Los Angeles starts 22-year-old right-hander Walbert Ureña, who carries a strong 2.94 ERA. New York counters with rookie righty Elmer Rodríguez, whose 4.70 ERA comes across just five big-league appearances.

The Yankees have also been without star slugger Aaron Judge, who remains on the injured list. His absence takes a major bat out of the middle of the order and makes the run-scoring gap smaller than the standings suggest.

New York Yankees vs. Los Angeles Angels Odds

Run LineMoneylineTotal
New York Yankees-1.5 (+130)-128U 8.0 (-105)
Los Angeles Angels+1.5 (-150)+107O 8.0 (-115)

Odds accurate as of Monday, August 31, 2026. Odds change, get the latest MLB OddsFuturesProps

New York Yankees vs. Los Angeles Angels — Who Is the Public Betting?

New York Yankees72%28%Los Angeles Angels

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The Pick: Los Angeles Angels Run Line +1.5 (-150)

Nearly three-quarters of run-line tickets sit on New York, yet the Yankees price has drifted the wrong way for the favorite. That reverse move, paired with a clear starting-pitcher edge for the Angels and a depleted Yankees lineup, points to a live home underdog. The run line gives Los Angeles a run and a half of cushion, which fits a matchup that projects closer than the records. The case against is obvious, however. New York is the far better team, its bats are hot, and a blowout would burn the run line in a hurry. Because the pick asks the Angels only to stay within a run, the +1.5 cushion is the smarter way to back the value the market points toward.

Today’s MLB Best Bets Recap

To recap Monday’s card, take the under in Boston, back the Detroit Tigers on the moneyline in Minnesota, and grab the Los Angeles Angels on the run line in Anaheim. The mix spreads risk across a total, a plus-money side, and a run-line cushion. Each play leans on where the market has moved rather than where the public has piled in.