Tampa Bay Rays vs. Seattle Mariners

MLB
Tampa Bay Rays
69-46
vs
09/08 20:10
Seattle Mariners
56-61
Game context

The Rays enter the series at T-Mobile Park as AL East leaders at 69-46 after winning five of their last six, buoyed by strong starting pitching and timely offense. Drew Rasmussen delivered seven scoreless innings in the opener, extending a scoreless streak and showcasing command against a Mariners lineup that has managed just one run in that contest. Seattle sits at 56-61, having dropped seven of ten and falling 2.5 games behind the final AL wild-card spot, with ongoing injury absences including outfielder Luke Raley (forearm) and shortstop J.P. Crawford (wrist) limiting lineup depth. Both clubs face roster challenges—the Rays recently placed starter Shane McClanahan and infielder Ben Williamson on the injured list—yet Tampa Bay’s recent form and pitching matchups have shaped trader consensus around their edge in this interleague set.

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Moneyline
$9.7K Vol.
Spread
Total (O/U)
1st 5 Innings · Moneyline
1st 5 Innings · Spread
1st 5 Innings · Total (O/U)

In the upcoming MLB game between the Tampa Bay Rays and Seattle Mariners, scheduled for August 9 at 4:10PM ET:

This market will resolve to "Tampa Bay Rays" if the Tampa Bay Rays 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 Source: www.mlb.com

Odds & FAQ

What are the current odds for Tampa Bay Rays vs. Seattle Mariners?
1st 5 Innings O/U 2.5 leads the field at 69%, with 1st 5 Innings O/U 4.5 next at 51%. A solid favorite - though every trade can reshuffle the board.
What do traders predict for Tampa Bay Rays vs. Seattle Mariners?
The market makes 1st 5 Innings O/U 2.5 the favorite at 69%. Implied probabilities come from real positions, and they move as traders digest new information.
When does the Tampa Bay Rays vs. Seattle Mariners market resolve?
Mark 16 Aug 2026 (8 days left): that's when this market is due to resolve, following Polymarket's published criteria once the result is verified.
How much money is trading on Tampa Bay Rays vs. Seattle Mariners?
Total turnover stands at $13.2M. Volume shows conviction: these odds are backed by actual positions, not polls.
How can I trade Tampa Bay Rays vs. Seattle Mariners on Polymarket?
You can watch the odds move here in real time and trade the market directly on Polymarket. As always, prediction trading carries real risk.

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