The market strongly favors 1st 5 Innings O/U 2.5 at 100%. High confidence — but lower potential returns.
| # | Outcome | Probability | If Right | Volume |
|---|---|---|---|---|
| 1 | 1st 5 Innings O/U 2.5 | 100% | - | $36 |
| 2 | 1st 5 Innings Spread -1.5 | 100% | +1% | - |
| 3 | 1st 5 Innings O/U 3.5 | 100% | +1% | $65 |
| 4 | Seattle Mariners vs. Cleveland Guardians | 80% | +26% | $152K |
| 5 | Spread -1.5 | 63% | +59% | $26K |
| 6 | O/U 6.5 | 60% | +68% | $404 |
| 7 | Extra Innings | 50% | +98% | - |
| 8 | O/U 7.5 | 42% | +135% | $242K |
| 9 | O/U 9.5 | 39% | +156% | $53 |
| 10 | O/U 8.5 | 33% | +203% | $955 |
| 11 | Spread -3.5 | 23% | +335% | $9K |
| 12 | Spread -2.5 | 22% | +344% | $6K |
| 13 | Spread -1.5 BEST VALUE | 9% | +1011% | $12K |
Real-money prediction market · Trade with confidence
In the upcoming MLB game between the Seattle Mariners and Cleveland Guardians, scheduled for June 28 at 1:40PM ET: This market will resolve to "Seattle Mariners" if the Seattle Mariners win the game....
This prediction market tracks whether Seattle Mariners vs. Cleveland Guardians will occur, with $448K 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: 1st 5 Innings O/U 2.5 is priced at 100%, 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 $447K traded in the last 24 hours alone (100% 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 2026-07-05. 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 Jun 28, 2026 at 19:25 UTC, the leading outcome is 1st 5 Innings O/U 2.5 at 100% probability, with $448K in total trading volume on Polymarket.
The total trading volume for this market is $448K, with $447K traded in the last 24 hours. This represents real money at stake from prediction market traders on Polymarket.
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