Use the internal polymarket geolocation service.

poly_geo

Improved notification preferences and types.

notifications_v2

funkit_deposit

funkit_withdraw

authenticated_book_ws

Improved in-game view for sports markets.

mobile_sports_overlay_v2

async_order_submission

Enable updates from the sports websocket.

sports_websocket

In the upcoming MLB game, scheduled for October 8 at 3:08PM ET:
If the Seattle Mariners win, the market will resolve to “Mariners”.
If the Detroit Tigers win, the market will resolve to “Tigers”.
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, this market will resolve 50-50.
To know when a postponed game will be played, please check the home team's schedule on MLB.com for the listed team and look for the game described as a makeup game.

Mariners vs. Tigers

In the upcoming MLB game, scheduled for October 8 at 3:08 PM ET:

This market will resolve to "Detroit Tigers" if the Detroit Tigers win the game by 2 or more runs.

Otherwise, this market will resolve to "Seattle Mariners". If the game ends in a tie, this market will resolve to "Seattle Mariners".

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, this market will resolve 50-50.

Spread -1.5

In the upcoming MLB game, scheduled for October 8 at 3:08 PM ET:

This market will resolve to "Over" if the Seattle Mariners and Detroit Tigers combine to score 9 or more runs in this game.

If the combined total is less than 9, this market will resolve to "Under".

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, this market will resolve 50-50.

O/U 8.5

In the upcoming MLB game, scheduled for October 8 at 3:08 PM ET:

This market will resolve to "Seattle Mariners" if the Seattle Mariners win the game by 2 or more runs.

Otherwise, this market will resolve to "Detroit Tigers". If the game ends in a tie, this market will resolve to "Detroit Tigers".

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, this market will resolve 50-50.

Moneyline
$1.5m Vol.

Spreads
$24.4k Vol.

Totals
$46.7k Vol.

MLB

Tigers vs. Mariners Betting Odds & Predictions (Oct. 8, 2025) | Polymarket

Moneyline$1.5m Vol.

Spreads$24.4k Vol.1.51.5chevron left

Totals$46.7k Vol.

MLB

Moneyline
$1.5m Vol.

Spreads
$24.4k Vol.

Totals
$46.7k Vol.