The Cleveland Guardians visit T-Mobile Park to face the Seattle Mariners on June 14, 2025. The Guardians hold a record of 35-33, while the Mariners are at 34-34. Current betting odds show the Guardians at +110 on the moneyline and the Mariners at -132. Check out The Edge AI sports betting tool for the best bets on this matchup. Key players to watch include José Ramírez for the Guardians, who has a .327 batting average with 12 home runs and 33 RBIs, and J.P. Crawford for the Mariners, boasting a .286 average with a .396 on-base percentage. Both players are crucial for their teams’ success. As of now, there are no reported injuries for either team. In recent matchups, the Mariners have won two of the last three encounters against the Guardians, adding some intrigue to this game.