TOTAL VOLUME:

$154.6b

24H VOL:

$333,432,169

24H TRANSACTIONS:

2,984,640,614

OPEN INTEREST:

$1,971,286,090

419,492

Markets across

40,634

events

MATCHED EVENTS:

4,654

PLATFORM COVERAGE:

5

Polymarket:

37%

VS.

Kalshi:

63%

BETA
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Tampa Bay Rays vs. Cleveland Guardians
polymarket

Who will win Tampa Bay Rays vs Cleveland Guardians?

Volume:
$1,888,783

Tampa Bay Rays vs. Cleveland Guardians

 - Polymarket

Tampa Bay Rays vs. Cleveland Guardians - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Oct 18, 2026

Closed: Oct 18, 1:56 AM EST

polymarket

Polymarket

View
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
polymarket

Tampa Bay Rays vs. Cleveland Guardians

View
100%
50%
Yes 100¢No 0¢
—
N/A
$1,373,378
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 6.5

100%
49%
Yes 100¢No 0¢
—
N/A
$383,865
N/A
N/A
N/A
Settled
Yes
polymarket

Spread -1.5

100%
64%
Yes 100¢No 0¢
—
N/A
$47,077
N/A
N/A
N/A
Settled
Yes
polymarket

NRFI

100%
59%
Yes 100¢No 0¢
—
N/A
$34,218
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 5.5

100%
Yes 100¢No 0¢
—
N/A
$18,874
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 7.5

100%
Yes 100¢No 0¢
—
N/A
$7,746
N/A
N/A
N/A
Settled
Yes
polymarket

Spread -3.5

100%
Yes 100¢No 0¢
—
N/A
$6,309
N/A
N/A
N/A
Settled
Yes
polymarket

Spread -2.5

100%
Yes 100¢No 0¢
—
N/A
$4,442
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 4.5

100%
Yes 100¢No 0¢
—
N/A
$1,600
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 9.5

100%
Yes 100¢No 0¢
—
N/A
$610
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 8.5

100%
Yes 100¢No 0¢
—
N/A
$532
N/A
N/A
N/A
Settled
Yes
polymarket

Spread -4.5

0%
Yes 0¢No 100¢
—
N/A
$8,415
N/A
N/A
N/A
Settled
No
polymarket

Spread -1.5

0%
Yes 0¢No 100¢
—
N/A
$1,714
N/A
N/A
N/A
Settled
No
polymarket

O/U 10.5

0%
Yes 0¢No 100¢
—
N/A
$5
N/A
N/A
N/A
Settled
No
Total markets: 14

Intro

This market tracks whether the Tampa Bay Rays will win their game against the Cleveland Guardians. Currently, Polymarket gives a 100.0% probability to the Tampa Bay Rays vs. Cleveland Guardians winning. The resolution source for this market is https://www.mlb.com/. Keep an eye on the rescheduled game time for Game 4 of the ALCS on October 17, 2026 at 8:00 PM ET, as this will determine if the game is played and ultimately resolved.

Polymarket

This event refers to Game 4 of the ALCS originally scheduled for 6:00 PM ET on October 16, 2026. This game has been rescheduled to October 17, 2026 at 8:00 PM ET. Please refer to mlb.com for the latest start time information. This market will resolve to "Tampa Bay Rays" if the Tampa Bay Rays win the game. This market will resolve to "Cleveland Guardians" if the Cleveland Guardians 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.

Frequently asked questions

On Polymarket, the dashboard for the Rays-Guardians game market tracks the current odds, price history, and 24-hour trading volume. You can see how the implied probability of different outcomes changes over time, as well as the total volume traded in this market – currently $1,236,173 in the last 24 hours. The dashboard provides a visual representation of market sentiment leading up to the game. Total volume for the Rays-Guardians game market is $1,886,740, offering insight into overall interest in this event.

Often, prediction market odds reflect a different perspective than those found at traditional sportsbooks. Sportsbooks typically incorporate a 'vig' or commission into their odds, while this market allows traders to directly assess the probability of an outcome. This can lead to discrepancies, with this market sometimes offering more favorable odds, especially when there’s strong disagreement between the crowd and sportsbook expectations. It’s common to see prediction markets efficiently incorporate new information, potentially moving faster than sportsbook lines in response to breaking news or shifts in sentiment.

On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the outcome of the Rays-Guardians game. The price of these shares directly reflects the implied probability of that outcome. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate, the market price converges towards a consensus view. The current price indicates what traders, as a collective, believe is the likelihood of a particular result, providing a real-time assessment of expectations. The market’s efficiency is driven by the incentives for traders to accurately predict the outcome.

This market resolves around Oct 25, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Tampa Bay Rays versus Cleveland Guardians game, as reported by a major sports data provider. The market will determine which outcome – a Rays win or a Guardians win – occurred according to the official game results. The final price of shares in this market will reflect the actual outcome of the game, allowing traders to realize their gains or losses.

Several factors could significantly influence this market before resolution. Any news regarding key player injuries, changes in the starting pitchers, or even weather forecasts could shift trader sentiment and impact the odds. Unexpected lineup announcements or reports about team morale could also play a role. Furthermore, general baseball news and analysis, as well as public betting patterns observed elsewhere, can all contribute to price movements in this market. A strong performance by either team in preceding games could also influence expectations and drive trading activity.