On Wednesday, the Kansas City Royals will face the Seattle Mariners at T-Mobile Park, and we have you ready to go with our Royals vs. Mariners prediction. First pitch is at 6:40 p.m. PT. This is the first series of the season between these ballclubs. The Mariners are 7-3 in their last ten matchups with the Royals, and the over was 7-3 in those games. If you want the Royals vs. Mariners prediction, read on and check out our MLB Predictions to beat the sportsbooks! *Article published before the co... Read more

In Game 3 of an AL series in the Great Northwest the Mariners (44-41) play host to the Royals (40-46) with first pitch at T-Mobile Park scheduled at 9:40 pm EST. The series is up for grabs, as Seattle won Game 1 with Kansas City taking Game 2. Check out the pitching matchup and the full score info as well as other free MLB picks for this Kansas City Royals vs. Seattle Mariners prediction. The Mariners come into Game 3 pretty big favorites posted at -180 with the Royals at +150 and a total of 7 r... Read more

Get our free Baseball betting pick for the Seattle Mariners vs Kansas City Royals matchup and gain an edge as a Baseball bettor. Read more

The Mariners are -175 favorites vs the Royals Royals vs Mariners Over / Under today: 7 Runs Royals / Mariners TV Channel: RTNW | FDKC The Kansas City Royals (+145) visit T-Mobile Park to take on the Seattle Mariners (-175) on Wednesday, July 2, 2025. First pitch is scheduled for 9:40pm EDT in Seattle, WA. This season, the Royals are 40-46 against the spread (ATS), while the Mariners are 37-47 ATS. Royals vs Mariners Starting Pitchers Today: Royals starting pitcher: Noah Cameron 2-4, 2.79 ERA Mar... Read more