Best betting promos and sportsbooks for MLB prop bets [September 9, 2026]

Wait 5 sec.

The Colorado Rockies face off against the New York Yankees in game two of their series on Wednesday night.After going 6-4 in their last ten games, the New York Yankees odds of winning the AL East have steadily grown, sitting just four games back from the Tampa Bay Rays for first.In a matchup against the Colorado Rockies, negative regression looms large as they face off against a lineup who gets on base at a high rate by stringing together their Hits.With fifteen games taking place on Wednesday, there are a wide range of props and markets to wager on which you can read a detailed breakdown of them below.Best betting promos and sportsbooks for MLB prop betsFind the best promos and sportsbooks to use for today’s MLB prop bets.Colorado Rockies vs New York Yankees (7:05pm, EST)Will Warren Over 4.5 Hits Allowed (-145) at BetMGM SportsbookSince the start of the regular season, the New York Yankees Will Warren has struggled to give them an edge in his starts, averaging an ERA of 4.16 and a FIP of 4.18.Warren’s underwhelming 2026 campaign can be attributed to his high opposing contact rate, giving up more than one Hit Against per Inning Pitched.Heading into Wednesday night’s contest against the Colorado Rockies, Warren’s inability to avoid contact will be on full display, battling it out against a lineup who resides near the top of the board in Hit Rate and in OPS.Warren’s back end will also widen the width of the Rockies gaps in the outfield with their underwhelming coverage, surrounding him with a group who ranks 21st in Fielding Percentage.Will Warren Under 15.5 Total Outs (-115) at BetMGM SportsbookWith the Rockies consistently advancing their runners into scoring position by generating Hits at a high rate, the length of Warren’s leash on the mound will drastically shrink, resulting in an early exit off the mound which will keep him under the total on his Outs prop.If the total on Warren’s Outs prop crosses through the key number of 15, then reduce the size of your wager.Cincinnati Reds vs Los Angeles Dodgers (10:10pm, EST)Los Angeles Dodgers Team Total Over 5.5 (+105) at BetMGM SportsbookAfter successfully re-tooling their roster, the Los Angeles Dodgers have been able to replicate last year’s success, ranking in the top-5 in Hit Rate, RBIs, Runs Scored, and in On Base Percentage.The Dodgers high level of play on offense helps reduce the amount of negative variance in their contests, improving their probability of pulling away on the scoreboard and winning on a nightly basis.In a favorable matchup against the Cincinnati Reds, the reigning World Series champions will be able to continue to play at a high level as they face off against Rhett Lowder who is averaging an ERA of 5.43, a WHIP of 1.491, and a FIP of 4.66.Especially with the Reds supporting cast incapable of masking Lowder’s struggles on the mound, fielding a defense who ranks below league average in Defensive Efficiency.Freddie Freeman Over 1.5 Total Bases (-105) at BetMGM SportsbookFreddie Freeman’s patience at the plate has helped turn the Dodgers into a well oiled machine, generating more than one Hit per game, a .301 Batting Average, and a .837 OPS.With Lowder in no possession of his command, Freeman will be able to continue to barrel up the ball at a consistent rate and clear the over on his Total Bases prop.Chicago Cubs vs Milwaukee Brewers (7:40pm, EST)Kevin Gausman Under 5.5 Strikeouts (-122) at FanDuel SportsbookEven after being traded away to the Chicago Cubs, Kevin Gausman has still struggled to find his footing, averaging an ERA of 4.38 and a WHIP of 1.257.While his current marks on the mound look alarming at first glance, Gausman is still capable of creating Whiffs at a high rate, generating more than one Strikeout per inning.Unfortunately for Gausman, the Milwaukee Brewers will do him no favors in his efforts of rounding back into form as he faces off against a lineup who leads the league in Contact Rate while ranking second overall in On Base Percentage and in Walk Rate.For some more exposure, escalator bet Gausman’s Strikeout prop by placing smaller wagers on his alternate unders at the best available odds across multiple sportsbooks.About the authorKody MalstromKody Malstrom is a professional sports bettor and sports betting journalist with six years of experience covering a vast majority of sports. He covers football, basketball, hockey, baseball, and the UFC in written and video form.Born and raised in Michigan, Kody is a Detroit sports fan who spends all of his Sundays in the fall rooting for the Detroit Lions and Saturdays watching as much College Football as possible. In the winter, he shifts his focus to the Detroit Red Wings and Pistons while simultaneously rooting for his North Carolina Tar Heels.When he is not staring at betting markets, you can find Kody at the beach or snowboarding down a mountain, depending on the time of the year.Commercial content notice: Taking one of the sportsbooks offers featured in this article may result in a payment to talkSPORT. 21+. T&Cs apply. Gambling Problem? Call 1-800-GamblerResponsible gambling Remember to gamble responsiblyA responsible gambler is someone who:Establishes time and monetary limits before playingOnly gambles with money they can afford to loseNever chase their lossesDoesn’t gamble if they’re upset, angry, or depressedNational Council on Problem Gambling – https://www.ncpgambling.org/For help with a gambling problem, call the National Gambling Helpline on 1-800-522-4700 or go to ncpgambling.org/chat