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Prop Bets: Houston Astros VS Seattle Mariners 2025-07-18

Astros vs. Mariners: A Low-Scoring Showdown Where the Underdog Might Just Underwhelm

The Houston Astros (-135) are favored to cling to their AL West lead against the Seattle Mariners (+200) in a game that promises to be as dull as a rain-delay PowerPoint. Here’s why:

Why the Mariners Might Win (But Probably Won’t)
- Brandon Walter’s Road Struggles: The Astros’ lefty starter has a 5.73 ERA on the road this season, which is about the same as his chance of getting a date with a math teacher. Expect opponents to hit .289 against him—because everyone can beat a pitcher named “Walter.”
- Mariners’ Power Hitters: Cal Raleigh (HR Over 0.5: +400) and Julio Rodriguez (HR Over 0.5: +300) are scorching, but the Astros’ pitching staff is a leaky bucket. Bet the Over on homers if you like heartburn.

Why the Under is a Smart Play
The implied total is 7.5 runs. With Walter and Luis Castillo (-165 to Out 7.5) on the mound, this game could end 2-1. The Mariners’ offense is as explosive as a wet firecracker (8th in MLB in runs scored), and the Astros’ offense is a damp sock (15th). The Under has cashed in 4 of 6 meetings this year—because sometimes baseball just… stops.

Player Props to Mock
- Julio Rodriguez: Over 1.5 hits (-275). He’s hitting .300, but that line is so short, it’s basically a teaser.
- Mauricio Dubon: Doubles Over 0.5: +400. He’s hit 1 in his last 13 games. Bet the Under—because “over 0.5” is just code for “he’ll get a hit.”
- Brandon Walter: Strikeouts Under 4.5 (-140). He’s struck out 4 or fewer in 5 of his last 6 starts. Bet the Under and thank me later.

Final Verdict
Pick: Under 7.5 Runs (-110)
Dark Horse: Mariners +1.5 (-135) to force a 4-3 walk-off on a balk.

The Mariners’ best bet? Praying the Astros’ starters don’t wake up from their collective slumber. As for the fans? Buckle up for a snoozefest.

“This game will be over before your popcorn finishes popping.” 🍿

Created: July 18, 2025, 10:39 p.m. GMT