Arizona Diamondbacks at Houston Astros

Sat Sep 56:15 PM CT
By JR·2 min read

TLDR: Neither club could afford an easy loss in September, and Saturday's tangle in Houston needed a bonus inning before anybody blinked.

FINAL · SAT SEP 5, 11:15 PM
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Arizona Diamondbacks
  • Sitting roughly even with San Diego for a Wild Card spot
  • Pfaadt owns a 7-2 record, 3.53 ERA
  • Won in extra innings despite a battered staff
  • Rotation down Gallen, Soroka, Nelson, Burnes until Tuesday
  • Arrived at 1-4 in their previous five games
  • Pfaadt's last start was a loss with only 1 strikeout in 6 innings
Houston Astros
  • Held roughly a one-game AL West lead over Texas
  • Won 3 straight before this game
  • Beat Arizona in the series opener
  • Rookie Pecko making just his second MLB start
  • Rotation ERA has been among the league's worst
  • Lost setup man Okert to the IL the day before

Pfaadt (7-2, 3.53 ERA) took the ball for Arizona, while Houston countered with rookie right-hander Ethan Pecko (1-0, 5.19 ERA) making just his second career start, with first pitch set for 6:15 PM CT at Daikin Park. Both clubs treated it like a knife fight: Houston had been clinging to roughly a one-game lead over the Rangers in the AL West, and Arizona had been sitting on about the same cushion over San Diego in the Wild Card race.

Brandon Pfaadt
Brandon Pfaadt
(7-3)·3.77 ERA
Aug 31 vs Phillies
L
6.0IP
2ER
1K
1BB
87P
09/05 Lineup
Ethan Pecko
Ethan Pecko
(1-0)·3.77 ERA
Aug 30 @ Mets
W
5.0IP
2ER
4K
2BB
83P
09/05 Lineup

Houston's pitching picture had already taken a hit before Pecko even threw a pitch — the Astros placed reliever Steven Okert on the 15-day injured list with a hamstring strain the day before, thinning a bullpen that would need to cover for a rookie starter. Arizona's rotation is running on fumes for the same reason Pfaadt keeps getting the ball every fifth day: Zac Gallen, Michael Soroka and Ryne Nelson are all still out, though Corbin Burnes' long-delayed return was reportedly lining up for Tuesday in Kansas City. Houston's shorter track record with Pecko against a full Arizona staff made this one hard to price cleanly.

Houston jumped in front early — a two-run third off Pfaadt looked like it might hold up — but Arizona chipped away, tying it in the fifth and again by the eighth. Neither offense could push across a tiebreaking run through nine innings, and a game both clubs were treating as a September must-win went to extra frames.

Arizona finally broke through in the 10th, and the Polymarket chat room lit up right around it — the busiest stretch of the night ran 123 messages in five minutes as the tide turned. Earlier, with Houston still in front, one poster in the room cracked "astros taking it yall trippin lol"; by the time the Diamondbacks had the lead for good, someone holding Arizona simply typed "Your mom happened."

09/04L@Astros1-3
09/02WvsPhillies1-0
09/01LvsPhillies1-7
08/31LvsPhillies1-2
08/29L@Giants2-7
09/04WvsDiamondbacks3-1
09/03WvsWhite Sox6-2
09/02WvsWhite Sox2-0
09/01LvsWhite Sox1-5
08/31WvsWhite Sox6-3

Arizona had gone just 1-4 in its previous five games before Saturday, so stealing a road win over a hot Houston club is exactly the kind of result that keeps a Wild Card push from stalling out. For Houston, it means the two clubs have split the first two of this set, with the division race against Texas not getting any easier in the meantime.

Both teams are running rotations and bullpens patched together in early September, and Saturday showed exactly why — length was scarce, breaks were earned an inch at a time, and the difference came down to a bonus half-inning. That's what a playoff chase looks like from the inside in September.

Diamondbacks 4, Astros 3: Final Score & Odds Recap — Diamondbacks Grind Out Extra-Inning Win Over Astros