← Back to today’s slate MLB matchup · September 18, 2026
Atlanta Braves
89-64 · 1st in NL East
Offense cooling lately
RHP Tyler Mahle · Balanced starter
@
Houston Astros
77-76 · 1st in AL West
Offense cooling lately
RHP Peter Lambert · Balanced starter
MLB · Daikin Park, hits run 5% below average here · 5:10 PM PT

Team Identity

Atlanta Braves
Season-to-date, 153 games, 5,903 PA.
A power-hitting, opportunistic offense that does damage on extra-base hits, though it can be free-swinging. The offense has cooled off recently.
Power
Above Avg79
Contact
Average58
Plate Discipline
Below Avg26
Speed
Below Avg40
RISP
Above Avg70
Recent Form
Trending Down
Total bases per PA is down 10% over the team's last 10 games versus its season baseline.
Houston Astros
Season-to-date, 153 games, 5,905 PA.
A power-hitting offense that does damage on extra-base hits, though it can be station-to-station. The offense has cooled off recently.
Power
Elite88
Contact
Below Avg43
Plate Discipline
Average50
Speed
Well Below3
RISP
Average61
Recent Form
Trending Down
Walk rate is down 20% over the team's last 10 games versus its season baseline.

What This Game Is About

Biggest Advantage

Astros' offense is defined by being power-hitting, and this game tests whether Braves can match it.

Swing Factor

Astros rank in the 88th percentile in extra-base production, while Tyler Mahle sits in the 39th percentile at suppressing total bases.

Momentum

Braves are trending down and Astros are trending down over their last 10 games.

Key Matchups

Can Tyler Mahle limit Astros' power?
Astros rank in the 88th percentile in extra-base production, while Tyler Mahle sits in the 39th percentile at suppressing total bases.
Edge · AstrosAstros: 0.357 TB/PATyler Mahle: 0.358 TB/PA allowed (578 PA)High confidence
Can Peter Lambert command the strike zone?
Braves walk in 7.4% of trips; Peter Lambert allows walks at a fairly typical rate (8.8%).
Edge · Peter LambertBraves: 7.4% walk ratePeter Lambert: 8.8% walks allowedHigh confidence
Can Peter Lambert miss enough bats?
Peter Lambert strikes hitters out at a 22.0% clip (56th percentile); Braves carry a 20.9% strikeout rate.
Edge · BravesPeter Lambert: 22.0% K rateBraves: 20.9% K rateHigh confidence
Can Tyler Mahle miss enough bats?
Tyler Mahle strikes hitters out at a 22.0% clip (56th percentile); Astros carry a 21.2% strikeout rate.
Edge · AstrosTyler Mahle: 22.0% K rateAstros: 21.2% K rateHigh confidence
How do Braves handle right-handers?
Braves have produced better against right-handers this season (0.364 vs. 0.359 TB/PA overall).
Edge · Bravesvs right-handers: 0.364 TB/PA (3893 PA)overall: 0.359 TB/PAModerate confidence

Pitcher Trends

Tyler Mahle
Tyler Mahle
Atlanta Braves · 8 starts
SP
Strikeouts5.9/start
Hits allowed4.9/start
6 or fewer Hits Allowed — 6 of last 64 or fewer Strikeouts — 4 of last 6
22% K rate
Per-start form only — opponent lineup, park, and pitch count aren't modeled.
Peter Lambert
Peter Lambert
Houston Astros · 8 starts
SP
Strikeouts5.1/start
Hits allowed5.4/start
6+ Hits Allowed — 4 of last 66 or fewer Strikeouts — 6 of last 6
22% K rate
Per-start form only — opponent lineup, park, and pitch count aren't modeled.

Player Trends

Yainer Diaz
Yainer Diaz
Houston Astros · 0.343 hit rate · 0.457 TB/PA
Heating up
recent games · 1+ hit
L53 / 5L106 / 10L2518 / 252-game hit streak
On-base rate is up 47% over his prior baseline, with hits in 6 of his last 10 games.
Ha-Seong Kim
Ha-Seong Kim
Atlanta Braves · 0.150 hit rate · 0.150 TB/PA
Heating up
recent games · 1+ hit
L51 / 5L103 / 10L256 / 25
Hit rate is up 57% over his prior baseline, with hits in 2 of his last 7 games.
Mike Yastrzemski
Mike Yastrzemski
Atlanta Braves · 0.227 hit rate · 0.409 TB/PA
Heating up
recent games · 1+ hit
L52 / 5L104 / 10L259 / 25
Total bases per PA is up 26% over his prior baseline, with hits in 3 of his last 8 games. He has trimmed his strikeout rate to 9%.
Sean Murphy
Sean Murphy
Atlanta Braves · 0.091 hit rate · 0.136 TB/PA
Cooling off
recent games · 1+ hit
L52 / 5L104 / 10L2513 / 25
Total bases per PA is down 61% over his prior baseline, with hits in 2 of his last 6 games.
Ozzie Albies
Ozzie Albies
Atlanta Braves · 0.122 hit rate · 0.268 TB/PA
Cooling off
recent games · 1+ hit
L53 / 5L104 / 10L2516 / 252-game hit streak
Hit rate is down 44% over his prior baseline, with hits in 4 of his last 10 games. His strikeout rate has climbed to 17%.
Christian Walker
Christian Walker
Houston Astros · 0.118 hit rate · 0.206 TB/PA
Cooling off
recent games · 1+ hit
L50 / 5L103 / 10L2510 / 25
Total bases per PA is down 44% over his prior baseline, with hits in 3 of his last 9 games.

Players Positioned to Succeed

77
Drake Baldwin
Drake Baldwin
1+ Hit
Atlanta Braves
Why it stands out
Batting 1st, confirmed lineup
No notable risk
73
Mauricio Dubon
Mauricio Dubon
1+ Hit
Atlanta Braves
Why it stands out
Batting 5th, confirmed lineup
No notable risk
72
Ronald Acuna Jr.
Ronald Acuna Jr.
1+ Hit
Atlanta Braves
Why it stands out
Batting 2nd, confirmed lineup
No notable risk
70
Jeremy Pena
Jeremy Pena
1+ Hit
Houston Astros
Why it stands out
Batting 1st, confirmed lineup
Main risk
Elevated recent strikeout rate
69
Yordan Alvarez
Yordan Alvarez
1+ Hit
Houston Astros
Why it stands out
Batting 2nd, confirmed lineup
No notable risk
68
Jose Altuve
Jose Altuve
1+ Hit
Houston Astros
Why it stands out
Batting 4th, confirmed lineup
No notable risk

Expected Game Shape

Power-orientedModerate confidence

Both lineups can change the game with one swing.

Early edge Astros Driver Extra-base damage Volatility Moderate
  • Both probable starters grade around the 55th percentile in combined suppression.
  • Braves are trending down; Astros are trending down.

Storylines to Watch

Can Sean Murphy snap out of it?
Sean Murphy has cooled off. Total bases per PA is down 61% over his prior baseline, with hits in 2 of his last 6 games.
0.091 hit rate · 0.136 TB/PA · 0.192 hit rate · 0.346 TB/PA
Is Yainer Diaz the one to watch?
Yainer Diaz enters as Astros' hottest bat. On-base rate is up 47% over his prior baseline, with hits in 6 of his last 10 games.
0.343 hit rate · 0.457 TB/PA · 0.252 hit rate · 0.405 TB/PA
Based on plate appearances before 2026-09-18, with today's posted lineups when available. Injuries, weather, bullpen availability, and park factors are not yet included.