Prop Bets: Houston Astros VS Seattle Mariners 2025-07-20
Seattle Mariners vs. Houston Astros: A Series Sweep or a Stunner?
July 20, 2025 — 8:10 PM ET
The Seattle Mariners, fresh off a two-game series lead, are gunning for a sweep against the Houston Astros. With Randy Arozarena’s three-game home run streak still fresh in everyone’s minds, the M’s are -134 favorites to continue their dominance. The SportsLine model backs them at 64% implied odds, while the Astros, underdogs at +120, will need to summon their inner "Arozarena" (no pressure, Yainer Diaz).
Key Stats to Know:
- Pitching Matchup: Bryan Woo (Seattle) vs. Hunter Brown (Houston). Both have decent K/9 rates, but Woo’s 6.5 strikeout over/under (-115) is a juicy prop.
- Offense: The Mariners average 4.7 runs/game (9th in MLB), while Houston’s 4.3 (17th) will need to dig deep into their "clutch" playbook.
- Prop Bets to Watch:
- Julio Rodriguez: Over 0.5 hits (-200) is a lock, but his 1.5 HR over/under (+220) could be a Hail Mary.
- Randy Arozarena: Bet the over on 0.5 HRs (-145) — he’s riding a hot streak.
- Jose Altuve: Under 1.5 total bases (-150) is a solid play unless he decides to turn into a human cannonball.
Why the Mariners Might Win:
They’ve got the momentum, the lineup depth, and Cal Raleigh’s "I’ll take the NL MVP" vibes. Plus, who doesn’t love a team that’s trimmed Houston’s AL West lead?
Why the Astros Might Shock Us:
Hunter Brown’s 3.6 ERA is solid, and if Yainer Diaz (-205 on 0.5 HRs) can replicate his "I’m not just a benchwarmer" performance, this could get spicy.
Final Verdict:
The Mariners should win 5-3, but don’t be surprised if Arozarena’s HR prop (-400) turns this into a fireworks show. Bet the over on total runs (6.5, -110) — this series has drama written all over it.
And if Julio Rodriguez steals a base? Well, that’s just extra cheese on a loaded hot dog. 🍔⚾
Created: July 20, 2025, 7:42 p.m. GMT