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Sports·MLB

Cleveland Guardians – Colorado Rockies

1d 1h
Polymarket
Guardians
Guardians
12:40 AMAugust 22
Rockies
Rockies
$237.92 Vol.Polymarket
NEW

Moneyline

$238 Vol.

Spreads

$0 Vol.

Totals

$0 Vol.

Will there be a run in the first inning?

$0 Vol.

Extra Innings

$0 Vol.

In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40PM ET: This market will resolve to "Cleveland Guardians" if the Cleveland Guardians win the game. This market will resolve to "Colorado Rockies" if the Colorado Rockies 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Cleveland Guardians" if the Cleveland Guardians is winning the game at the conclusion of the 5th inning. This market will resolve to "Colorado Rockies" if the Colorado Rockies is winning the game at the conclusion of the 5th inning. If the game is tied at the conclusion of the 5th inning, this market will resolve to "Draw". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Cleveland Guardians" if the Cleveland Guardians win the game by 2 or more runs. Otherwise, this market will resolve to "Colorado Rockies". If the game ends in a tie, this market will resolve to "Colorado Rockies". 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Colorado Rockies" if the Colorado Rockies win the game by 3 or more runs. Otherwise, this market will resolve to "Cleveland Guardians". If the game ends in a tie, this market will resolve to "Cleveland Guardians". 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Colorado Rockies" if the Colorado Rockies win the game by 2 or more runs. Otherwise, this market will resolve to "Cleveland Guardians". If the game ends in a tie, this market will resolve to "Cleveland Guardians". 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Cleveland Guardians" if the Cleveland Guardians win the game by 3 or more runs. Otherwise, this market will resolve to "Colorado Rockies". If the game ends in a tie, this market will resolve to "Colorado Rockies". 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 11 or more runs in this game. If the combined total is less than 11, 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 10 or more runs in this game. If the combined total is less than 10, 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 12 or more runs in this game. If the combined total is less than 12, 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Yes" if at least one run is scored in the 1st inning by either the Cleveland Guardians or Colorado Rockies. This market will resolve to "No" if no runs are scored in the 1st inning by either team. 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Cleveland Guardians" if the Cleveland Guardians is winning the game by 2 or more runs at the conclusion of the 5th inning. Otherwise, this market will resolve to "Colorado Rockies". If the game is tied at the conclusion of the 5th inning, this market will resolve to "Colorado Rockies". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Colorado Rockies" if the Colorado Rockies is winning the game by 2 or more runs at the conclusion of the 5th inning. Otherwise, this market will resolve to "Cleveland Guardians". If the game is tied at the conclusion of the 5th inning, this market will resolve to "Cleveland Guardians". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 3 or more runs by the conclusion of the 5th inning. If the combined total is less than 3, this market will resolve to "Under". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 4 or more runs by the conclusion of the 5th inning. If the combined total is less than 4, this market will resolve to "Under". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 5 or more runs by the conclusion of the 5th inning. If the combined total is less than 5, this market will resolve to "Under". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 6 or more runs by the conclusion of the 5th inning. If the combined total is less than 6, this market will resolve to "Under". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 7 or more runs by the conclusion of the 5th inning. If the combined total is less than 7, this market will resolve to "Under". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Yes" if the game goes to extra innings. This market will resolve to "No" if the game is completed without going to extra innings. For the purposes of this market, a game goes to extra innings if play begins in any inning after the scheduled regulation innings for that game, such as the 10th inning in a standard 9-inning MLB 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, this market will resolve 50-50. If the game ends in a tie before extra innings are played, 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.The Cleveland Guardians (61-66) hold a clear edge in record and pitching depth over the last-place Colorado Rockies (50-77) entering their series at Coors Field, where the thin air typically inflates offense and run totals for both sides. Joey Cantillo and Tanner Bibee anchor Cleveland’s rotation with solid ERAs, while the Guardians’ recent form has been hampered by multiple position-player injuries, including Rhys Hoskins on the IL with back inflammation plus day-to-day concerns for Chase DeLauter (hamstring) and Jo Adell (knee). The Rockies continue to post one of the league’s highest run allowances and have dealt with their own roster absences, limiting lineup stability. Trader consensus reflects the Guardians’ stronger overall standing and starting pitching advantage, tempered by the hitter-friendly venue and both clubs’ inconsistent recent results.

In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40PM ET:

This market will resolve to "Cleveland Guardians" if the Cleveland Guardians win the game.

This market will resolve to "Colorado Rockies" if the Colorado Rockies 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.
Volume
$243
End Date
Aug 29, 2026
Market Opened
Aug 15, 2026, 9:00 AM ET

Resolution Source

https://www.mlb.com/

Resolver

0x65070BE91...
In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40PM ET: This market will resolve to "Cleveland Guardians" if the Cleveland Guardians win the game. This market will resolve to "Colorado Rockies" if the Colorado Rockies 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.

Beware of external links.

Frequently Asked Questions

The “Guardians vs. Rockies” market on Polymarket lets you trade on the outcome of the MLB game between the Cleveland Guardians and the Colorado Rockies, scheduled for August 21, 2026 at 8:40 PM ET. The primary market is the moneyline — which team will win the game — where Guardians is currently priced at 59¢ (59% implied probability) and Rockies at 42¢ (42%). Beyond the moneyline, sports markets on Polymarket may feature spreads, totals (over/under), and player props, giving you multiple ways to trade on this game. Prices reflect real-time crowd-sourced probabilities. Shares in the correct outcome pay out $1 each when the market resolves after the game ends.

As of now, the “Guardians vs. Rockies” market has generated $243 in total trading volume across all market types (moneyline, spreads, totals, and player props). This volume reflects active engagement from the Polymarket trading community, and a deeper pool of traders generally means more informative, reliable odds. You can track live price movements and trade on any market directly on this page.

To trade on “Guardians vs. Rockies,” start by choosing the market type you want to trade: Moneyline (which team wins), Spreads (margin of victory), Totals (combined score over/under), or Player Props (individual player stat lines). Each market shows the current price for each side — for example, the moneyline shows CLE at 59¢ and COL at 42¢. Select the side you want to trade, choose Buy to take a position or Sell to close an existing one, enter your amount, and click Trade. If your chosen side is correct when the game ends and the market resolves, your shares pay out $1 each. If it’s incorrect, they pay out $0. You can also sell your shares at any time before the game ends to lock in a profit or cut a loss.

The current moneyline odds for “Guardians vs. Rockies” show Cleveland Guardians at 59¢ (59% implied probability) and Colorado Rockies at 42¢ (42%). All odds update in real-time as traders buy and sell shares, reflecting the latest collective view of how this game will play out. Check back frequently or bookmark this page to follow how the odds shift as game time approaches.

The “Guardians vs. Rockies” market resolves based on the official final score of the MLB game as reported by MLB’s official results, including overtime if applicable. Moneyline markets resolve to the team that wins the game. Spread markets resolve based on the final margin of victory relative to the posted line. Totals (over/under) markets resolve based on the combined final score of both teams. Player prop markets resolve based on official box score statistics. If the game is postponed or canceled, the market resolution rules (available in the Rules section on this page) specify how that scenario is handled. We recommend reviewing the full resolution criteria before trading.
Sports·MLB

Cleveland Guardians – Colorado Rockies

1d 1h
Polymarket
Guardians
Guardians
12:40 AMAugust 22
Rockies
Rockies
$237.92 Vol.Polymarket
NEW

Moneyline

$238 Vol.

Spreads

$0 Vol.

Totals

$0 Vol.

Will there be a run in the first inning?

$0 Vol.

Extra Innings

$0 Vol.

In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40PM ET: This market will resolve to "Cleveland Guardians" if the Cleveland Guardians win the game. This market will resolve to "Colorado Rockies" if the Colorado Rockies 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Cleveland Guardians" if the Cleveland Guardians is winning the game at the conclusion of the 5th inning. This market will resolve to "Colorado Rockies" if the Colorado Rockies is winning the game at the conclusion of the 5th inning. If the game is tied at the conclusion of the 5th inning, this market will resolve to "Draw". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Cleveland Guardians" if the Cleveland Guardians win the game by 2 or more runs. Otherwise, this market will resolve to "Colorado Rockies". If the game ends in a tie, this market will resolve to "Colorado Rockies". 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Colorado Rockies" if the Colorado Rockies win the game by 3 or more runs. Otherwise, this market will resolve to "Cleveland Guardians". If the game ends in a tie, this market will resolve to "Cleveland Guardians". 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Colorado Rockies" if the Colorado Rockies win the game by 2 or more runs. Otherwise, this market will resolve to "Cleveland Guardians". If the game ends in a tie, this market will resolve to "Cleveland Guardians". 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Cleveland Guardians" if the Cleveland Guardians win the game by 3 or more runs. Otherwise, this market will resolve to "Colorado Rockies". If the game ends in a tie, this market will resolve to "Colorado Rockies". 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 11 or more runs in this game. If the combined total is less than 11, 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 10 or more runs in this game. If the combined total is less than 10, 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 12 or more runs in this game. If the combined total is less than 12, 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Yes" if at least one run is scored in the 1st inning by either the Cleveland Guardians or Colorado Rockies. This market will resolve to "No" if no runs are scored in the 1st inning by either team. 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Cleveland Guardians" if the Cleveland Guardians is winning the game by 2 or more runs at the conclusion of the 5th inning. Otherwise, this market will resolve to "Colorado Rockies". If the game is tied at the conclusion of the 5th inning, this market will resolve to "Colorado Rockies". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Colorado Rockies" if the Colorado Rockies is winning the game by 2 or more runs at the conclusion of the 5th inning. Otherwise, this market will resolve to "Cleveland Guardians". If the game is tied at the conclusion of the 5th inning, this market will resolve to "Cleveland Guardians". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 3 or more runs by the conclusion of the 5th inning. If the combined total is less than 3, this market will resolve to "Under". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 4 or more runs by the conclusion of the 5th inning. If the combined total is less than 4, this market will resolve to "Under". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 5 or more runs by the conclusion of the 5th inning. If the combined total is less than 5, this market will resolve to "Under". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 6 or more runs by the conclusion of the 5th inning. If the combined total is less than 6, this market will resolve to "Under". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Over" if the Cleveland Guardians and Colorado Rockies combine to score 7 or more runs by the conclusion of the 5th inning. If the combined total is less than 7, this market will resolve to "Under". If the game is postponed, this market will remain open until the 5th inning 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.In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40 PM ET: This market will resolve to "Yes" if the game goes to extra innings. This market will resolve to "No" if the game is completed without going to extra innings. For the purposes of this market, a game goes to extra innings if play begins in any inning after the scheduled regulation innings for that game, such as the 10th inning in a standard 9-inning MLB 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, this market will resolve 50-50. If the game ends in a tie before extra innings are played, 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.The Cleveland Guardians (61-66) hold a clear edge in record and pitching depth over the last-place Colorado Rockies (50-77) entering their series at Coors Field, where the thin air typically inflates offense and run totals for both sides. Joey Cantillo and Tanner Bibee anchor Cleveland’s rotation with solid ERAs, while the Guardians’ recent form has been hampered by multiple position-player injuries, including Rhys Hoskins on the IL with back inflammation plus day-to-day concerns for Chase DeLauter (hamstring) and Jo Adell (knee). The Rockies continue to post one of the league’s highest run allowances and have dealt with their own roster absences, limiting lineup stability. Trader consensus reflects the Guardians’ stronger overall standing and starting pitching advantage, tempered by the hitter-friendly venue and both clubs’ inconsistent recent results.

In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40PM ET:

This market will resolve to "Cleveland Guardians" if the Cleveland Guardians win the game.

This market will resolve to "Colorado Rockies" if the Colorado Rockies 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.
Volume
$243
End Date
Aug 29, 2026
Market Opened
Aug 15, 2026, 9:00 AM ET

Resolution Source

https://www.mlb.com/

Resolver

0x65070BE91...
In the upcoming MLB game between the Cleveland Guardians and Colorado Rockies, scheduled for August 21 at 8:40PM ET: This market will resolve to "Cleveland Guardians" if the Cleveland Guardians win the game. This market will resolve to "Colorado Rockies" if the Colorado Rockies 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.

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Frequently Asked Questions

The “Guardians vs. Rockies” market on Polymarket lets you trade on the outcome of the MLB game between the Cleveland Guardians and the Colorado Rockies, scheduled for August 21, 2026 at 8:40 PM ET. The primary market is the moneyline — which team will win the game — where Guardians is currently priced at 59¢ (59% implied probability) and Rockies at 42¢ (42%). Beyond the moneyline, sports markets on Polymarket may feature spreads, totals (over/under), and player props, giving you multiple ways to trade on this game. Prices reflect real-time crowd-sourced probabilities. Shares in the correct outcome pay out $1 each when the market resolves after the game ends.

As of now, the “Guardians vs. Rockies” market has generated $243 in total trading volume across all market types (moneyline, spreads, totals, and player props). This volume reflects active engagement from the Polymarket trading community, and a deeper pool of traders generally means more informative, reliable odds. You can track live price movements and trade on any market directly on this page.

To trade on “Guardians vs. Rockies,” start by choosing the market type you want to trade: Moneyline (which team wins), Spreads (margin of victory), Totals (combined score over/under), or Player Props (individual player stat lines). Each market shows the current price for each side — for example, the moneyline shows CLE at 59¢ and COL at 42¢. Select the side you want to trade, choose Buy to take a position or Sell to close an existing one, enter your amount, and click Trade. If your chosen side is correct when the game ends and the market resolves, your shares pay out $1 each. If it’s incorrect, they pay out $0. You can also sell your shares at any time before the game ends to lock in a profit or cut a loss.

The current moneyline odds for “Guardians vs. Rockies” show Cleveland Guardians at 59¢ (59% implied probability) and Colorado Rockies at 42¢ (42%). All odds update in real-time as traders buy and sell shares, reflecting the latest collective view of how this game will play out. Check back frequently or bookmark this page to follow how the odds shift as game time approaches.

The “Guardians vs. Rockies” market resolves based on the official final score of the MLB game as reported by MLB’s official results, including overtime if applicable. Moneyline markets resolve to the team that wins the game. Spread markets resolve based on the final margin of victory relative to the posted line. Totals (over/under) markets resolve based on the combined final score of both teams. Player prop markets resolve based on official box score statistics. If the game is postponed or canceled, the market resolution rules (available in the Rules section on this page) specify how that scenario is handled. We recommend reviewing the full resolution criteria before trading.