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Pro BB (MLB)

Over vs Under: who will win?

55% say Under wins

No price change recorded today yet.

Decided when the match ends. It is scheduled for October 27 at 8:00 PM .

Each share pays $1 if it happens, so 55¢ means about a 55% chance.

Research, not advice. Prices from Polymarket’s international site, not available in the US. Sports event contracts are restricted or under legal challenge in several US states. Check your state’s law and the venue’s terms.

The short version

Milwaukee Brewers and Tampa Bay Rays: O/U 7.5 play a baseball game, scheduled for October 27 at 8:00 PM ET.

Possible results

  • OverOver wins.45%

    What has to happen

    The Milwaukee Brewers and Tampa Bay Rays combine to score 8 or more runs in this game.

  • UnderUnder wins.55%

    What has to happen

    The combined total is less than 8.

The one trap

If the game is postponed, the market stays open until it is played.

See all fine print
  • If the game is canceled with no make-up game, the market settles 50-50.
Price chart
-Yes chance

View on Polymarket

Show details for experienced traders

The details

Rule note: full game including overtimeSettled by MLB official
Fine-print risk
Low (5/100)
Match / Game Final

Pro adds the exact price, today’s change in points, buyers vs sellers in dollars, the price chart and every recorded move. See Pro

  • Official source: settlement runs on MLB official results; credible reporting as a last resort. Posts the final result after the game. No recorded moves for this market yet.
  • Fine print: Settles on the official final result as played, overtime included. Postponed games stay open until completed; cancellations follow the stated fallback. Deadline: Tue, Oct 27, 2026, 8:00 PM ET (scheduled start). Check regulation vs. overtime inclusion (this total includes overtime), the postponement rule (Polymarket holds open until the game is played) and cancellation handling (50-50 on Polymarket vs. void/refund on sportsbooks and Kalshi's own contract terms).

Source named: MLB official (not a tracked official feed, no release history)

Standardized read of public order book, official-source and contract-rule data, identical for every viewer. It describes the data and is not a recommendation. The venue’s published rules control settlement.

Full rules text on file (Polymarket)

In the upcoming MLB game between the Milwaukee Brewers and Tampa Bay Rays, scheduled for October 27 at 8:00 PM ET: This market will resolve to "Over" if the Milwaukee Brewers and Tampa Bay Rays combine to score 8 or more runs in this game. If the combined total is less than 8, 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. 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. 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.

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