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Live prediction market odds for Houston Astros vs. Seattle Mariners (10:00 PM ET). Compare prices across Kalshi and Polymarket US and Polymarket and ProphetX.

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MARKET RESOLVEDKalshi / Polymarket US / Polymarket / ProphetX

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Houston Astros Wins: Houston Astros vs. Seattle Mariners (10:00 PM ET)

MLB·Resolved 2026-09-23

This market resolved on 2026-09-23. Houston Astros was the officially declared outcome. Prior to resolution, the market peaked at 50%.

About This Market

Houston Astros vs.

Houston Astros vs. Seattle Mariners (10:00 PM ET): MLB game held on 2026-09-23. Review the historical prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.

Price History

Multi-Platform Probabilities
Loading 30D data…

Final Closing Odds

4 platforms
Candidate
Kalshi
Polymarket US
Polymarket
ProphetX
Randy Arozarena Over 2.5 Hits + Runs + RBIs
100%———
Yordan Alvarez Over 2.5 Hits + Runs + RBIs
100%———
Total under 10.5
———99%
Cole Young Under 1.5 Home Runs
——99%—
Jose Altuve Under 1.5 Home Runs
——99%—
Dominic Canzone Over 0.5 Hits + Runs + RBIs
——99%—
Dominic Canzone Over 2.5 Hits + Runs + RBIs
——99%—
Isaac Paredes Under 1.5 Home Runs
——99%—
Josh Naylor Under 1.5 Home Runs
——99%—
Julio Rodriguez Over 0.5 Hits + Runs + RBIs
99%———
Randy Arozarena Under 1.5 Home Runs
——99%—
Christian Walker Under 1.5 Home Runs
——98%—
Taylor Trammell Under 1.5 Home Runs
——98%—
Dominic Canzone Under 1.5 Home Runs
——98%—
Cal Raleigh Under 1.5 Home Runs
——97%—
Houston Astros spread plus 2.5
——96%—
Yordan Alvarez Under 1.5 Home Runs
——96%—
Ethan Pecko Under 7.5 Strikeouts
——96%—
Total over 6.5
99%——95%
Julio Rodriguez Over 3.5 Hits + Runs + RBIs
95%———
Yordan Alvarez Over 3.5 Hits + Runs + RBIs
95%———
Weston Wilson Under 0.5 Home Runs
———94%
Lazaro Montes Under 0.5 Home Runs
———93%
J.P. Crawford Under 0.5 Home Runs
———93%
Cam Smith Under 0.5 Home Runs
———93%
Cole Young Under 0.5 Home Runs
——89%93%
Jose Altuve Under 0.5 Home Runs
——90%92%
Yainer Diaz Under 0.5 Home Runs
———90%
Christian Walker Under 0.5 Home Runs
——87%93%
Josh Naylor Under 0.5 Home Runs
——88%92%
Isaac Paredes Under 0.5 Home Runs
——87%90%
Total under 12.5
———88%
Seattle Mariners spread plus 2.5
——88%—
Taylor Trammell Under 0.5 Home Runs
——86%89%
Randy Arozarena Under 0.5 Home Runs
——86%88%
Houston Astros spread plus 1.5
——78%96%
Jeremy Pena Under 0.5 Home Runs
——86%88%
Julio Rodriguez Under 0.5 Home Runs
——85%87%
Dominic Canzone Under 0.5 Home Runs
——84%86%
Brice Matthews Under 0.5 Hits + Runs + RBIs
———84%
Brock Rodden Under 0.5 Hits + Runs + RBIs
———84%
Cam Smith Under 0.5 Hits + Runs + RBIs
———84%
Daulton Varsho Under 0.5 Hits + Runs + RBIs
———84%
Ethan Pecko Over 1.5 Strikeouts
84%—100%—
George Kirby Over 2.5 Strikeouts
82%—100%—
Cal Raleigh Under 0.5 Home Runs
——80%81%
Jeremy Pena Under 1.5 Hits + Runs + RBIs
——0%80%
Yordan Alvarez Over 1.5 Hits + Runs + RBIs
93%——65%
Seattle Mariners spread plus 1.5
——77%80%
Yordan Alvarez Under 0.5 Home Runs
——77%80%
George Kirby Over 3.5 Strikeouts
76%—100%—
Jose Altuve Over 1.5 Hits + Runs + RBIs
94%——56%
Ethan Pecko Under 4.5 Strikeouts
——78%65%
Jose Altuve Under 1.5 Hits + Runs + RBIs
——1%68%
Dominic Canzone Under 1.5 Hits + Runs + RBIs
——1%67%
Isaac Paredes Over 0.5 Hits + Runs + RBIs
67%———
Daulton Varsho Over 0.5 Hits + Runs + RBIs
———66%
Christian Walker Over 0.5 Hits + Runs + RBIs
99%——65%
Jeremy Pena Over 0.5 Hits
65%———
Taylor Trammell Over 0.5 Hits + Runs + RBIs
———65%
Cam Smith Over 0.5 Hits + Runs + RBIs
———65%
George Kirby Over 4.5 Strikeouts
72%—100%57%
Yordan Alvarez Over 0.5 Hits + Runs + RBIs
65%———
Jose Altuve Over 0.5 Hits + Runs + RBIs
64%———
Christian Walker Under 1.5 Hits + Runs + RBIs
——0%63%
Nick Allen Over 0.5 Hits + Runs + RBIs
———63%
Cole Young Under 1.5 Hits + Runs + RBIs
——0%63%
Weston Wilson Over 0.5 Hits + Runs + RBIs
———62%
Ethan Pecko Over 2.5 Strikeouts
61%—51%—
Total over 7.5
99%—50%72%
Cal Raleigh Under 1.5 Hits + Runs + RBIs
——0%61%
Isaac Paredes Under 1.5 Hits + Runs + RBIs
——1%61%
Lazaro Montes Over 0.5 Hits + Runs + RBIs
———60%
Randy Arozarena Under 1.5 Hits + Runs + RBIs
——1%60%
Total over 8.5
60%—30%61%
Josh Naylor Under 1.5 Hits + Runs + RBIs
——0%59%
J.P. Crawford Under 1.5 Hits + Runs + RBIs
———58%
Julio Rodriguez Under 1.5 Hits + Runs + RBIs
——1%57%
Total under 8.0
———57%
Yainer Diaz Under 1.5 Hits + Runs + RBIs
———57%
Ethan Pecko Over 3.5 Strikeouts
39%—57%68%
Brice Matthews Over 0.5 Hits + Runs + RBIs
———56%
Yainer Diaz Over 1.5 Hits + Runs + RBIs
———56%
Isaac Paredes Over 1.5 Hits + Runs + RBIs
61%——50%
Randy Arozarena Over 0.5 Hits + Runs + RBIs
56%———
Julio Rodriguez Over 1.5 Hits + Runs + RBIs
57%——52%
Total over 9.5
100%—52%55%
Weston Wilson Under 0.5 Hits + Runs + RBIs
———54%
Dominic Canzone Over 1.5 Hits + Runs + RBIs
——99%53%
Brock Rodden Over 0.5 Hits + Runs + RBIs
———53%
Jeremy Pena Over 1.5 Hits + Runs + RBIs
50%——53%
George Kirby Under 6.5 Strikeouts
——51%—
Josh Naylor Over 1.5 Hits + Runs + RBIs
———50%
Lazaro Montes Under 0.5 Hits + Runs + RBIs
———50%
Houston AstrosWINNER
1%54%99%47%
George Kirby Under 7.5 Strikeouts
——50%—
George Kirby Over 6.5 Strikeouts
1%—50%—
Nick Allen Under 0.5 Hits + Runs + RBIs
———49%
J.P. Crawford Over 1.5 Hits + Runs + RBIs
———49%
Taylor Trammell Under 0.5 Hits + Runs + RBIs
——0%48%
Yordan Alvarez Under 1.5 Hits + Runs + RBIs
——1%47%
Total over 8.0
———47%
Seattle Mariners
100%47%55%14%
Christian Walker Under 0.5 Hits + Runs + RBIs
——0%46%
Ethan Pecko Under 3.5 Strikeouts
——40%50%
Cam Smith Over 1.5 Hits + Runs + RBIs
———45%
George Kirby Under 4.5 Strikeouts
——42%47%
Christian Walker Over 1.5 Hits + Runs + RBIs
40%——48%
Total under 9.5
——37%49%
Randy Arozarena Over 1.5 Hits + Runs + RBIs
34%——50%
Total under 8.5
——0%41%
Jeremy Pena Over 1.5 Total Bases
40%———
Total under 7.5
——48%31%
Seattle Mariners spread minus 1.5
1%—61%17%
Julio Rodriguez Over 2.5 Hits + Runs + RBIs
35%———
Cole Young Over 1.5 Hits + Runs + RBIs
22%——47%
Houston Astros spread minus 1.5
1%—34%34%
George Kirby Over 7.5 Strikeouts
15%—50%—
Cal Raleigh Over 1.5 Hits + Runs + RBIs
16%——49%
Jose Altuve Over 3.5 Hits + Runs + RBIs
28%———
Total over 12.5
1%——27%
Jeremy Pena Over 1.5 Hits
27%———
Ethan Pecko Over 6.5 Strikeouts
3%—51%—
Ethan Pecko Over 7.5 Strikeouts
2%—50%—
Christian Walker Over 2.5 Hits + Runs + RBIs
25%———
Jose Altuve Over 2.5 Hits + Runs + RBIs
25%———
Cole Young Over 0.5 Hits + Runs + RBIs
24%———
Ethan Pecko Over 4.5 Strikeouts
21%—23%39%
Total under 6.5
———22%
Cal Raleigh Over 0.5 Home Runs
6%—78%21%
Total over 11.5
1%——21%
Yordan Alvarez Over 4.5 Hits + Runs + RBIs
21%———
Jeremy Pena Over 3.5 Hits + Runs + RBIs
20%———
Isaac Paredes Over 2.5 Hits + Runs + RBIs
19%———
Julio Rodriguez Over 4.5 Hits + Runs + RBIs
18%———
Dominic Canzone Over 0.5 Home Runs
——16%19%
Cole Young Over 2.5 Hits + Runs + RBIs
17%———
Yordan Alvarez Over 0.5 Home Runs
6%—1%26%
Lazaro Montes Over 0.5 Home Runs
———15%
Randy Arozarena Over 3.5 Hits + Runs + RBIs
14%———
Taylor Trammell Over 0.5 Home Runs
——13%15%
Josh Naylor Over 0.5 Home Runs
———13%
Jeremy Pena Over 0.5 Home Runs
12%——14%
Christian Walker Over 0.5 Home Runs
1%—11%14%
Jeremy Pena Over 4.5 Hits + Runs + RBIs
12%———
Cole Young Over 0.5 Home Runs
1%——12%
J.P. Crawford Over 0.5 Home Runs
———12%
Cal Raleigh Over 2.5 Hits + Runs + RBIs
12%———
Isaac Paredes Over 3.5 Hits + Runs + RBIs
12%———
Weston Wilson Over 0.5 Home Runs
———11%
Cam Smith Over 0.5 Home Runs
———11%
Yainer Diaz Over 0.5 Home Runs
———11%
Total under 5.5
———10%
Cal Raleigh Over 3.5 Hits + Runs + RBIs
10%———
Jeremy Pena Over 1.5 RBIs
10%———
Randy Arozarena Over 4.5 Hits + Runs + RBIs
10%———
Julio Rodriguez Over 0.5 Home Runs
2%——17%
Jose Altuve Over 0.5 Home Runs
6%—1%12%
Jose Altuve Over 4.5 Hits + Runs + RBIs
9%———
Isaac Paredes Over 0.5 Home Runs
5%—1%13%
Randy Arozarena Over 0.5 Home Runs
2%——15%
Cole Young Over 3.5 Hits + Runs + RBIs
8%———
Isaac Paredes Over 4.5 Hits + Runs + RBIs
8%—1%—
Jeremy Pena Over 2.5 Hits
8%———
Christian Walker Over 4.5 Hits + Runs + RBIs
7%———
Christian Walker Over 1.5 Home Runs
11%—2%—
Cal Raleigh Over 4.5 Hits + Runs + RBIs
6%———
Jose Altuve Over 1.5 Home Runs
6%———
Cal Raleigh Over 0.5 Hits + Runs + RBIs
5%———
Cal Raleigh Over 1.5 Home Runs
5%———
Isaac Paredes Over 1.5 Home Runs
5%—1%—
Seattle Mariners spread minus 2.5
1%—5%—
Houston Astros spread minus 2.5
1%—3%—
Cole Young Over 4.5 Hits + Runs + RBIs
3%———
Yordan Alvarez Over 1.5 Home Runs
2%—4%—
Christian Walker Over 3.5 Hits + Runs + RBIs
3%———
Dominic Canzone Over 1.5 Home Runs
——2%—
Jeremy Pena Over 3.5 Hits
2%———
Cole Young Over 1.5 Home Runs
2%—1%—
Julio Rodriguez Over 1.5 Home Runs
2%———
Dominic Canzone Under 0.5 Hits + Runs + RBIs
——1%—
Dominic Canzone Under 2.5 Hits + Runs + RBIs
——1%—
Isaac Paredes Under 0.5 Hits + Runs + RBIs
——1%—
Jeremy Pena Under 1.5 Home Runs
——1%—
Jose Altuve Under 0.5 Hits + Runs + RBIs
——1%—
Jose Altuve Under 2.5 Hits + Runs + RBIs
——1%—
Jose Altuve Under 3.5 Hits + Runs + RBIs
——1%—
Josh Naylor Over 1.5 Home Runs
——1%—
Julio Rodriguez Under 0.5 Hits + Runs + RBIs
——1%—
Julio Rodriguez Under 1.5 Home Runs
——1%—
Julio Rodriguez Under 2.5 Hits + Runs + RBIs
——1%—
Randy Arozarena Over 1.5 Home Runs
1%———
Randy Arozarena Under 0.5 Hits + Runs + RBIs
——1%—
Randy Arozarena Under 2.5 Hits + Runs + RBIs
——1%—
Yordan Alvarez Under 0.5 Hits + Runs + RBIs
——1%—
Jeremy Pena Over 1.5 Home Runs
0%—1%—
Ethan Pecko Under 1.5 Strikeouts
——0%—
George Kirby Under 2.5 Strikeouts
——0%—
George Kirby Under 3.5 Strikeouts
——0%—
Cal Raleigh Under 0.5 Hits + Runs + RBIs
——0%—
Cal Raleigh Under 2.5 Hits + Runs + RBIs
——0%—
Cal Raleigh Under 3.5 Hits + Runs + RBIs
——0%—
Cal Raleigh Under 4.5 Hits + Runs + RBIs
——0%—
Cal Raleigh Under 5.5 Hits + Runs + RBIs
——0%—
Christian Walker Under 2.5 Hits + Runs + RBIs
——0%—
Christian Walker Under 3.5 Hits + Runs + RBIs
——0%—
Christian Walker Under 4.5 Hits + Runs + RBIs
——0%—
Christian Walker Under 5.5 Hits + Runs + RBIs
——0%—
Cole Young Under 0.5 Hits + Runs + RBIs
——0%—
Cole Young Under 2.5 Hits + Runs + RBIs
——0%—
Cole Young Under 3.5 Hits + Runs + RBIs
——0%—
Cole Young Under 4.5 Hits + Runs + RBIs
——0%—
Cole Young Under 5.5 Hits + Runs + RBIs
——0%—
Dominic Canzone Under 3.5 Hits + Runs + RBIs
——0%—
Dominic Canzone Under 4.5 Hits + Runs + RBIs
——0%—
Dominic Canzone Under 5.5 Hits + Runs + RBIs
——0%—
Isaac Paredes Under 2.5 Hits + Runs + RBIs
——0%—
Isaac Paredes Under 3.5 Hits + Runs + RBIs
——0%—
Isaac Paredes Under 4.5 Hits + Runs + RBIs
——0%—
Isaac Paredes Under 5.5 Hits + Runs + RBIs
——0%—
Jeremy Pena Over 0.5 Hits + Runs + RBIs
0%———
Jeremy Pena Over 0.5 RBIs
0%———
Jeremy Pena Over 2.5 Hits + Runs + RBIs
0%———
Jeremy Pena Over 2.5 Total Bases
0%———
Jeremy Pena Over 3.5 Total Bases
0%———
Jeremy Pena Over 4.5 Total Bases
0%———
Jeremy Pena Under 0.5 Hits + Runs + RBIs
——0%—
Jeremy Pena Under 2.5 Hits + Runs + RBIs
——0%—
Jeremy Pena Under 3.5 Hits + Runs + RBIs
——0%—
Jeremy Pena Under 4.5 Hits + Runs + RBIs
——0%—
Jeremy Pena Under 5.5 Hits + Runs + RBIs
——0%—
Jose Altuve Under 4.5 Hits + Runs + RBIs
——0%—
Jose Altuve Under 5.5 Hits + Runs + RBIs
——0%—
Josh Naylor Under 0.5 Hits + Runs + RBIs
——0%—
Josh Naylor Under 2.5 Hits + Runs + RBIs
——0%—
Josh Naylor Under 3.5 Hits + Runs + RBIs
——0%—
Josh Naylor Under 4.5 Hits + Runs + RBIs
——0%—
Josh Naylor Under 5.5 Hits + Runs + RBIs
——0%—
Julio Rodriguez Under 3.5 Hits + Runs + RBIs
——0%—
Julio Rodriguez Under 4.5 Hits + Runs + RBIs
——0%—
Julio Rodriguez Under 5.5 Hits + Runs + RBIs
——0%—
Randy Arozarena Under 3.5 Hits + Runs + RBIs
——0%—
Randy Arozarena Under 4.5 Hits + Runs + RBIs
——0%—
Randy Arozarena Under 5.5 Hits + Runs + RBIs
——0%—
Taylor Trammell Under 1.5 Hits + Runs + RBIs
——0%—
Taylor Trammell Under 2.5 Hits + Runs + RBIs
——0%—
Taylor Trammell Under 3.5 Hits + Runs + RBIs
——0%—
Taylor Trammell Under 4.5 Hits + Runs + RBIs
——0%—
Taylor Trammell Under 5.5 Hits + Runs + RBIs
——0%—
Yordan Alvarez Under 2.5 Hits + Runs + RBIs
——0%—
Yordan Alvarez Under 3.5 Hits + Runs + RBIs
——0%—
Yordan Alvarez Under 4.5 Hits + Runs + RBIs
——0%—
Yordan Alvarez Under 5.5 Hits + Runs + RBIs
——0%—
Cal Raleigh Over 0.5 Hits
————
Cal Raleigh Over 0.5 RBIs
————
Cal Raleigh Over 0.5 Stolen Bases
————
Cal Raleigh Over 1.5 Hits
————
Cal Raleigh Over 1.5 RBIs
————
Cal Raleigh Over 1.5 Total Bases
————
Cal Raleigh Over 2.5 Hits
————
Cal Raleigh Over 2.5 RBIs
————
Cal Raleigh Over 2.5 Total Bases
————
Cal Raleigh Over 3.5 Total Bases
————
Cal Raleigh Over 4.5 Total Bases
————
Cal Raleigh Over 5.5 Hits + Runs + RBIs
————
Cal Raleigh Over 5.5 Total Bases
————
Christian Walker Over 0.5 Hits
————
Christian Walker Over 0.5 RBIs
————
Christian Walker Over 0.5 Stolen Bases
————
Christian Walker Over 1.5 Hits
————
Christian Walker Over 1.5 RBIs
————
Christian Walker Over 1.5 Total Bases
————
Christian Walker Over 2.5 Hits
————
Christian Walker Over 2.5 Total Bases
————
Christian Walker Over 3.5 Total Bases
————
Christian Walker Over 4.5 Total Bases
————
Christian Walker Over 5.5 Hits + Runs + RBIs
————
Cole Young Over 0.5 Hits
————
Cole Young Over 0.5 RBIs
————
Cole Young Over 0.5 Stolen Bases
————
Cole Young Over 1.5 Hits
————
Cole Young Over 1.5 RBIs
————
Cole Young Over 1.5 Total Bases
————
Cole Young Over 2.5 Hits
————
Cole Young Over 2.5 Total Bases
————
Cole Young Over 3.5 Total Bases
————
Cole Young Over 4.5 Total Bases
————
Cole Young Over 5.5 Hits + Runs + RBIs
————
Dominic Canzone Over 3.5 Hits + Runs + RBIs
————
Dominic Canzone Over 4.5 Hits + Runs + RBIs
————
Dominic Canzone Over 5.5 Hits + Runs + RBIs
————
Ethan Pecko Over 0.5 Earned Runs
————
Ethan Pecko Over 1.5 Earned Runs
————
Ethan Pecko Over 14.5 Pitcher Outs
————
Ethan Pecko Over 2.5 Earned Runs
————
Ethan Pecko Over 3.5 Earned Runs
————
Ethan Pecko Over 4.5 Earned Runs
————
Ethan Pecko Over 5.5 Strikeouts
————
Ethan Pecko Under 2.5 Strikeouts
——50%—
Ethan Pecko Under 6.5 Strikeouts
——50%—
George Kirby Over 0.5 Earned Runs
————
George Kirby Over 1.5 Earned Runs
————
George Kirby Over 17.5 Pitcher Outs
————
George Kirby Over 2.5 Earned Runs
————
George Kirby Over 3.5 Earned Runs
————
George Kirby Over 4.5 Earned Runs
————
George Kirby Over 5.5 Strikeouts
————
George Kirby Over 8.5 Strikeouts
————
Houston wins by over 3.5 runs
————
Isaac Paredes Over 0.5 Hits
————
Isaac Paredes Over 0.5 RBIs
————
Isaac Paredes Over 1.5 Hits
————
Isaac Paredes Over 1.5 RBIs
————
Isaac Paredes Over 1.5 Total Bases
————
Isaac Paredes Over 2.5 Hits
————
Isaac Paredes Over 2.5 Total Bases
————
Isaac Paredes Over 3.5 Total Bases
————
Isaac Paredes Over 4.5 Total Bases
————
Isaac Paredes Over 5.5 Hits + Runs + RBIs
————
Jeremy Pena Over 0.5 Stolen Bases
14%———
Jeremy Pena Over 5.5 Hits + Runs + RBIs
————
Jose Altuve Over 0.5 Hits
————
Jose Altuve Over 0.5 RBIs
————
Jose Altuve Over 0.5 Stolen Bases
————
Jose Altuve Over 1.5 Hits
————
Jose Altuve Over 1.5 RBIs
————
Jose Altuve Over 1.5 Total Bases
————
Jose Altuve Over 2.5 Hits
————
Jose Altuve Over 2.5 Total Bases
————
Jose Altuve Over 3.5 Total Bases
————
Jose Altuve Over 4.5 Total Bases
————
Jose Altuve Over 5.5 Hits + Runs + RBIs
————
Josh Naylor Over 0.5 Hits + Runs + RBIs
————
Josh Naylor Over 2.5 Hits + Runs + RBIs
————
Josh Naylor Over 3.5 Hits + Runs + RBIs
————
Josh Naylor Over 4.5 Hits + Runs + RBIs
————
Josh Naylor Over 5.5 Hits + Runs + RBIs
————
Julio Rodriguez Over 0.5 Hits
————
Julio Rodriguez Over 0.5 RBIs
————
Julio Rodriguez Over 0.5 Stolen Bases
————
Julio Rodriguez Over 1.5 Hits
————
Julio Rodriguez Over 1.5 RBIs
————
Julio Rodriguez Over 1.5 Total Bases
————
Julio Rodriguez Over 2.5 Hits
————
Julio Rodriguez Over 2.5 Total Bases
————
Julio Rodriguez Over 3.5 Total Bases
————
Julio Rodriguez Over 4.5 Total Bases
————
Julio Rodriguez Over 5.5 Hits + Runs + RBIs
————
Over 2.5 runs scored
————
Over 3.5 runs scored
————
Over 4.5 runs scored
————
Over 5.5 runs scored
————
Randy Arozarena Over 0.5 Hits
————
Randy Arozarena Over 0.5 RBIs
————
Randy Arozarena Over 0.5 Stolen Bases
————
Randy Arozarena Over 1.5 Hits
————
Randy Arozarena Over 1.5 RBIs
————
Randy Arozarena Over 1.5 Total Bases
————
Randy Arozarena Over 2.5 Hits
————
Randy Arozarena Over 2.5 Total Bases
————
Randy Arozarena Over 3.5 Total Bases
————
Randy Arozarena Over 4.5 Total Bases
————
Randy Arozarena Over 5.5 Hits + Runs + RBIs
————
Seattle wins by over 3.5 runs
————
Taylor Trammell Over 1.5 Hits + Runs + RBIs
————
Taylor Trammell Over 1.5 Home Runs
————
Taylor Trammell Over 2.5 Hits + Runs + RBIs
————
Taylor Trammell Over 3.5 Hits + Runs + RBIs
————
Taylor Trammell Over 4.5 Hits + Runs + RBIs
————
Taylor Trammell Over 5.5 Hits + Runs + RBIs
————
Total over 10.5
————
Yordan Alvarez Over 0.5 Hits
————
Yordan Alvarez Over 0.5 RBIs
————
Yordan Alvarez Over 0.5 Stolen Bases
————
Yordan Alvarez Over 1.5 Hits
————
Yordan Alvarez Over 1.5 RBIs
————
Yordan Alvarez Over 1.5 Total Bases
————
Yordan Alvarez Over 2.5 Hits
————
Yordan Alvarez Over 2.5 Total Bases
————
Yordan Alvarez Over 3.5 Hits
————
Yordan Alvarez Over 3.5 Total Bases
————
Yordan Alvarez Over 4.5 Total Bases
————
Yordan Alvarez Over 5.5 Hits + Runs + RBIs
————
Yordan Alvarez Over 5.5 Total Bases
————

Resolution Oracles

KalshiKalshi
Kalshi Rules
PolymarketPolymarket
UMA Optimistic OracleConsensus of Sources
ProphetXProphetX
ProphetX Rules
Read Full Market Rulebooks
Stats
Spread98.5%
Platforms4
Candidates2
Winner

Houston Astros

49.9% avg

Market RulebooksOfficial settlement criteria and edge cases

Market Rulebook: Houston Astros vs. Seattle Mariners (10:00 PM ET)

Official settlement criteria, resolution sources, and edge cases across Kalshi and Polymarket and Polymarket US and ProphetX.

KalshiKalshi
Primary Rule

If Seattle wins the Houston vs Seattle professional baseball game originally scheduled for Sep 23, 2026 at 10:10 PM EDT, then the market resolves to Yes.

Edge Cases

The following market refers to the Houston vs Seattle professional baseball game originally scheduled for Sep 23, 2026 at 10:10 PM EDT. If this game is postponed or delayed, the market will remain open and close after the rescheduled game has finished (within two days). If the game is cancelled or rescheduled to over two days away, the market will resolve to a fair price in accordance with the rules. Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.

Resolution Oracles
Kalshi Rules
PolymarketPolymarket
Primary Rule

In the upcoming MLB game between the Houston Astros and Seattle Mariners, scheduled for September 23 at 10:10PM ET: This market will resolve to "Houston Astros" if the Houston Astros win the game. This market will resolve to "Seattle Mariners" if the Seattle Mariners win the game. If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or ends in a tie, this market will resolve 50-50. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.

Resolution Oracles
UMA Optimistic OracleConsensus of Sources
Polymarket USPolymarket US
Primary Rule

This market will settle to the winner of the Houston Astros vs Seattle Mariners MLB game scheduled for 2026-09-23 at 10:10PM ET. Extra innings are included if played. If the game is delayed, postponed, or suspended and not rescheduled to a date within two weeks of the originally scheduled date, the market will settle to the last fair market price. Outcome sourced from MLB.

ProphetXProphetX
Primary Rule

Sports moneyline - resolves based on official game outcome per ProphetX Prediction Rules

Resolution Oracles
ProphetX Rules

Frequently Asked Questions

What does the Houston Astros vs. Seattle Mariners (10:00 PM ET) prediction market track?

The outcomes listed above show how traders are pricing this question. Compare outcome prices from Kalshi, Polymarket US, Polymarket, ProphetX in one place. Each price reflects the market’s implied probability, not a guaranteed result. This event is archived; prices shown are historical.

What were the last available Houston Astros vs. Seattle Mariners (10:00 PM ET) odds?

The last available prices are Houston Astros: 0.5¢ on Kalshi, 99.0¢ on Polymarket, 46.6¢ on ProphetX, 53.5¢ on Polymarket US; Seattle Mariners: 99.5¢ on Kalshi, 55.0¢ on Polymarket, 14.1¢ on ProphetX, 46.5¢ on Polymarket US. Prices are quoted in cents per $1 share. Check the venue for executable prices and available liquidity. The last available price is not necessarily the final settlement price.

Why do Houston Astros vs. Seattle Mariners (10:00 PM ET) odds vary across prediction markets?

The largest price difference shown across venues is 98.5 percentage points. Venues have different traders, liquidity and fees, so their prices can differ. A price gap alone does not establish an executable arbitrage opportunity; compare settlement rules and the actual buy and sell prices.

How do Houston Astros vs. Seattle Mariners (10:00 PM ET) prediction market payouts work?

For example, Houston Astros at 49.9¢ implies about a 49.9% chance. For a standard $1 contract, a share pays $1 if its outcome settles as correct and $0 if it settles as incorrect. A winning share bought at 40¢ earns 60¢ before fees. Check each venue’s settlement rules, fees and eligibility before trading. Historical prices alone do not identify the winning outcome.

Learn more:How to Read Prediction Market PricesCompare Fees Before You TradeNew to Polymarket?

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