The Kansas City Royals will play against the Seattle Mariners on Monday, June 30, 2025. The game will take place at T-Mobile Park in Seattle, WA, with a start time of 9:40 PM. Fans can catch the action on RSNW as the Mariners look to improve their 43-40 record against the Royals’ 39-45 record. Weather conditions will be clear, but the retractable roof may limit wind impact.

Royals vs. Mariners Betting Prediction

• Money Line Prediction: Royals +138. The Royals have a decent road record at 19-21. Michael Wacha has a better ERA than George Kirby, which could give the Royals an edge.
• Over/Under Prediction: Over 7.5. Both teams have shown the ability to score runs in recent games, and with Kirby’s higher ERA, the total could exceed 7.5 runs.

Team Trends

• The Kansas City Royals have a road record of 19-21 this season.
• The Seattle Mariners have a home record of 20-19 this season.
• The Mariners’ most recent game was a 6-4 win against the Texas Rangers.
• The Royals’ last game was a 1-5 loss to the Los Angeles Dodgers.
• The game will take place at T-Mobile Park in Seattle with a retractable roof.

Royals vs Mariners Preview

The Kansas City Royals head to Seattle to take on the Mariners at T-Mobile Park. The Royals, with a 39-45 record, aim to improve their standings. Michael Wacha will start for Kansas City, holding an ERA of 3.33 and a WHIP of 1.22. Wacha’s performance will be crucial as the Royals look to gain ground in the standings.

On the other side, the Seattle Mariners, with a 43-40 record, host the game. George Kirby will take the mound for Seattle. Kirby has an ERA of 5.40 and a WHIP of 1.28. The Mariners will rely on their home-field advantage and Kirby’s pitching to secure a win. Fans can tune in on RSNW to catch the game under the clear Seattle sky.

Seattle Mariners: Key Players and Stats

The Seattle Mariners have some strong hitters this season. Cal Raleigh is leading the team with a batting average of .275 and has hit 32 home runs. He also tops the team with 69 RBIs and 59 runs. J.P. Crawford is another important player for the Mariners. He has a batting average of .277 and has scored 37 runs. Crawford has also contributed 30 RBIs and 6 home runs this season. George Kirby will be the starting pitcher for the Mariners. He has an ERA of 5.40 and a WHIP of 1.28. His record is 1 win and 4 losses this season.

Kansas City Royals: Key Players and Stats

The Kansas City Royals have some strong hitters in their lineup. Bobby Witt Jr. stands out with a batting average of .285. He has hit 11 home runs and scored 46 runs this season. Maikel Garcia is another important player for the Royals. He has a batting average of .314 and has contributed 36 runs. Garcia has also added 38 RBIs and 8 home runs to the team’s total. The Royals’ starting pitcher for this game is Michael Wacha. He has an ERA of 3.33 and a WHIP of 1.22. Wacha’s record is 4 wins and 7 losses this season.

Final Betting Pick

The Royals have a decent road record, which might help them in this game. Michael Wacha’s ERA of 3.33 is better than George Kirby’s 5.40, giving the Royals a potential edge. With players like Bobby Witt Jr. and Maikel Garcia having strong batting averages, the Royals have the potential to score well.

For the over/under prediction, both teams have shown they can score runs. The Mariners have a solid batting lineup, with Cal Raleigh leading in home runs. The Royals have also had high-scoring games recently. With Kirby’s higher ERA, the total runs could easily go over 7.5 in this game.

All odds are courtesy of Action247 Sportsbook. Good luck!!

* All odds are provided by Action247 Sportsbook and all odds subject to change. **All views expressed are my own. My picks are my own and are not a guarantee, bet at your own risk. Action247 does not warrant the accuracy of completeness of the information, text, graphics, links or other items contained within these post.