- Chicago Cubs vs. Seattle Mariners49¢
- Will there be a run scored in the first inning?: Chicago Cubs vs. Seattle Mariners48¢
- Spread: Chicago Cubs (-1.5)37¢
- Chicago Cubs vs. Seattle Mariners: O/U 8.545¢
- 1st 5 Innings Spread: Chicago Cubs (-1.5)28¢
- 1st 5 Innings Spread: Seattle Mariners (-1.5)30¢
- Chicago Cubs vs. Seattle Mariners: 1st 5 Innings O/U 2.574¢
- Chicago Cubs vs. Seattle Mariners: 1st 5 Innings O/U 3.560¢
- Chicago Cubs vs. Seattle Mariners: 1st 5 Innings O/U 4.547¢
- Chicago Cubs vs. Seattle Mariners: 1st 5 Innings O/U 6.525¢
- Will the game go to extra innings?: Chicago Cubs vs. Seattle Mariners8¢
- Chicago Cubs vs. Seattle Mariners: O/U 9.535¢
In the upcoming MLB game between the Chicago Cubs and Seattle Mariners, scheduled for August 21 at 10:10PM ET: This market will resolve to "Chicago Cubs" if the Chicago Cubs 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.
The Chicago Cubs enter this interleague series with a strong 74-54 record and second-place standing in the NL Central, positioning them as contenders despite ongoing rotation injuries that have sidelined multiple starters for extended periods. The Mariners sit at 60-68, third in the AL West, and have shown inconsistency marked by recent heavy losses alongside occasional wins. Both clubs are navigating roster challenges, with the Cubs relying on depth pieces and the Mariners managing key absences like J.P. Crawford. Home-field advantage at T-Mobile Park and pitching matchups will shape outcomes across the three games, with the Cubs' overall form and playoff implications providing the clearest edge in trader assessments of implied probabilities.