The market strongly favors Seattle Mariners O/U 1.5 at 85%. High confidence — but lower potential returns.
| # | Outcome | Probability | If Right | Volume |
|---|---|---|---|---|
| 1 | Seattle Mariners O/U 1.5 | 85% | +18% | - |
| 2 | Houston Astros O/U 1.5 | 76% | +32% | - |
| 3 | 1st 5 Innings O/U 2.5 | 72% | +40% | - |
| 4 | Seattle Mariners O/U 2.5 | 68% | +47% | - |
| 5 | Houston Astros O/U 2.5 | 62% | +61% | - |
| 6 | O/U 6.5 | 60% | +68% | $3K |
| 7 | 1st 5 Innings O/U 3.5 | 57% | +75% | - |
| 8 | Seattle Mariners O/U 3.5 | 52% | +90% | - |
| 9 | NRFI | 48% | +111% | $228 |
| 10 | Houston Astros O/U 3.5 | 46% | +115% | - |
| 11 | O/U 7.5 | 46% | +120% | $15K |
| 12 | Houston Astros vs. Seattle Mariners | 44% | +125% | $48K |
| 13 | 1st 5 Innings O/U 4.5 | 42% | +135% | $47 |
| 14 | O/U 8.5 | 38% | +160% | $8K |
| 15 | Seattle Mariners O/U 4.5 | 38% | +160% | - |
| 16 | Spread -1.5 | 38% | +167% | $794 |
| 17 | 1st 5 Innings Spread -1.5 | 34% | +199% | - |
| 18 | Houston Astros O/U 4.5 | 33% | +203% | - |
| 19 | Spread -1.5 | 32% | +217% | $2K |
| 20 | 1st 5 Innings O/U 5.5 BEST VALUE | 31% | +223% | - |
Real-money prediction market · Trade with confidence
In the upcoming MLB game between the Houston Astros and Seattle Mariners, scheduled for September 22 at 9:40PM ET: This market will resolve to "Houston Astros" if the Houston Astros win the game. Th...
This prediction market tracks whether Houston Astros vs. Seattle Mariners will occur, with $76K in total trading volume reflecting significant trader interest. Prediction markets aggregate the collective intelligence of participants who stake real money on outcomes, making them one of the most reliable forecasting tools available for events driven by team performance data, historical matchups, and real-time injury reports.
The market shows strong consensus: Seattle Mariners O/U 1.5 is priced at 85%, indicating traders overwhelmingly expect this outcome. At this probability level, the potential return on a correct bet is relatively low, but contrarian positions carry significant upside if the consensus proves wrong.
Trading activity is exceptionally high, with $71K traded in the last 24 hours alone (93% of total volume). This surge often indicates breaking news, a key deadline approaching, or a significant shift in market sentiment.
This market is scheduled to resolve by 2026-09-30. As the resolution date approaches, expect increased trading activity and tighter probability estimates. Historical data shows that prediction market accuracy improves significantly in the final days before resolution.
As of Sep 22, 2026 at 14:15 UTC, the leading outcome is Seattle Mariners O/U 1.5 at 85% probability, with $76K in total trading volume on Polymarket.
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