Best MLB prop bets Aug. 29: Back Dean Kremer and Carlos Correa on Friday, fade German Marquez

MLB prop bets

Starting pitchers Dean Kremer and German Marquez headline Friday’s top MLB prop picks.

Today’s MLB props narrative: Kremer has been ultra-consistent for the Baltimore Orioles and I’m expecting another solid outing from him tonight vs. the San Francisco Giants. As for Marquez, he’s a fade at Coors Field in his first start back from the injured list.

Check out my top MLB prop bets for Aug. 29, featuring a prediction on Carlos Correa.

MLB prop bets

Best bet: Kremer over 4.5 Ks (-132)

Kremer has been eating innings for the Orioles and gets a pretty soft landing in San Francisco tonight.

The Giants have been a league-average offence in the second half but their home stadium, Oracle Park, is one of the most pitcher-friendly venues in baseball. 

Kremer should be able to work deep, giving him plenty of chances to clear this modest total. 

San Francisco has the sixth-highest K rate in the second half and has struck out at an above-average clip vs. righties this season.

Kremer’s K rate has ticked up in the second half and he’s consistently been beating this number.

Key stat: Kremer has five-plus strikeouts in seven of his last eight starts.

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Best MLB picks

Marquez under 14.5 outs (-113): The Rockies got surprisingly good length out of their starters during this week’s three-game series vs. the Houston Astros. 

All three starters worked six innings apiece, giving Colorado’s overworked and underperforming bullpen some additional rest following Monday’s off day. 

Marquez will make his first start in over a month after landing on the injured list with a biceps injury. 

He did make two rehab assignments, working three innings in his first outing and going 4.1 frames on Aug. 24. 

  • The Chicago Cubs’ lineup has sputtered in the second half, but this is still a top-10 offence on the season (sixth in wRC+, seventh in homers) that will enjoy Coors Field. 
  • Marquez misses bats at a well-below-average rate, so he’ll be playing a dangerous game allowing balls in play at MLB’s most hitter-friendly spot.
  • The righty has a 5.67 ERA and 1.64 WHIP in just under 100 innings this season.

Correa over 1.5 total bases (+110): The Astros third baseman is coming off a disappointing series. He enjoyed some plus matchups vs. the Rockies and came out of it with one hit in 11 at-bats.

That said, he’s been hitting the ball significantly better since rejoining the Astros from the Minnesota Twins.

And he’ll enjoy a platoon advantage, which has served him well this season, especially in the power department (.481 SLG vs. LHPs; .373 vs. RHPs).

  • Correa is batting .319/.385/.447 in August.
  • His OPS, over 24 games with the Astros, is .831 compared to a .704 mark with the Twins.

Houston gets Los Angeles Angels southpaw Tyler Anderson, who has actually fared much better against right-handed bats but has been dreadful on the road.

Anderson has a 5.74 ERA in 12 road starts and has allowed four-plus runs in five of his last seven outings. Over that stretch, he’s surrendered 12 homers.

MLB prop picks made at 12:45 p.m. ET on 08/29/2025.

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Chris joined NorthStar Gaming from Covers.com where he was a publishing editor and wrote betting content. Before that, he was the sports editor at VICE Canada, worked for theScore and covered the Blue Jays for MLB.com. In addition to filling out the lineup card each day for the editorial team, Chris writes frequently himself, primarily on the NBA and MLB.