Invisible Insider
August 5, 2025
Game Preview
Astros at Marlins MLB Betting Preview

Game Time: 8/5, 06:40PM

1. Brief Intro

This intriguing matchup between the Houston Astros and Miami Marlins sets the stage for a clash of pitching styles with Steven Okert taking the mound for the Astros and Cal Quantrill for the Marlins. Despite having rich data on both teams and their respective arsenals, betting odds are not yet available for this game, adding an element of suspense for bettors looking to capitalize on statistical insights.

2. Pitcher Breakdown

Pitching Matchup: Steven Okert vs. Cal Quantrill
Steven Okert (HOU):

Okert relies heavily on his Slider (56% usage, 80.7 mph) complemented by a Four-Seam Fastball (42% usage, 92.2 mph), with minimal utilization of a Cutter (1% usage, 91.5 mph) and Changeup (0% usage, 85.9 mph). This makes him a velocity-heavy pitcher focusing on a tight pitch mix. The Marlins lineup averages .266 this season with a projected xBA of .267 against Okert's arsenal, indicating a slight edge for the Marlins in terms of adapting to his style.

Cal Quantrill (MIA):

Quantrill showcases a diverse arsenal with a Cutter (22% usage, 88.9 mph), Four-Seam Fastball (22% usage, 93.5 mph), and Splitter (21% usage, 86.4 mph) as his primary offerings, supported by a Sinker (15% usage, 93.7 mph), Curveball (12% usage, 79.9 mph), Slider (8% usage, 84.9 mph), and Changeup (0% usage, 87.7 mph). The Astros lineup, averaging .269 this season, projects a .258 xBA against Quantrill, suggesting he could pose challenges for Houston's hitters.

3. Lineup Advantage vs. Arsenal

Lineup Matchups & Batting Edges
For Away Team vs. Home Pitcher:

The Houston lineup, averaging .269 this season, projects to .258 against Cal Quantrill’s arsenal. Notably, Carlos Correa shows a significant increase with a season BA of .266 elevating to an xBA of .303 (+37 points), with his season K% at 18.6% dropping to 13.6%. Conversely, Cam Smith sees a notable decrease, with a season BA of .321 dropping to .265 (-56 points), and his K% rising from 19.0% to 22.5%.

For Home Team vs. Away Pitcher:

The Marlins lineup averages .266 this season and projects to .267 against Steven Okert. Liam Hicks displays a promising increase with his season BA of .260 climbing to .294 (+34 points), accompanied by a decrease in K% from 16.1% to 10.2%. Meanwhile, Xavier Edwards experiences a decline with a season BA of .294 dropping to .266 (-28 points), and a slight reduction in K%.

4. Lineup Strikeout Trends vs. Arsenal

Strikeout Risks & Rewards

The Astros’ projected K-rate is 20.7% against Cal Quantrill, a modest increase from their 20.3% season average — suggesting limited K prop value. Conversely, the Marlins’ projected K-rate of 18.1% against Steven Okert is slightly lower than their 18.3% season average, which indicates a potential contact play scenario.

5. Umpire Influence

Behind the Plate: Umpire Assignment TBA

Umpire assignment has not been announced, which makes prop volatility a concern.

6. Betting Interpretation / Final Lean

Final Lean & Betting Takeaway

STEP-BY-STEP BETTING ANALYSIS:

STEP 1: Check ALL individual batters for prop opportunities
Carlos Correa (.266 → .303, +37 points) meets the xBA > 0.300 criteria, indicating a potential lean. Liam Hicks also shows a notable increase (.260 → .294, +34 points), but his xBA does not exceed .300, thus not qualifying for a lean.

STEP 2: Check team strikeout rates for pitcher props
Neither team’s strikeout projections meet the criteria of K% > 25% and increase > 4%; therefore, no lean on the strikeout props is suggested.

STEP 3: Report findings
Our final lean would be on Carlos Correa, whose .303 xBA against Cal Quantrill’s arsenal is well above our .300 threshold with a significant +37 point boost. No significant statistical edges meet our betting threshold in the strikeout category for this matchup.

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