The Mariners will play the Royals on Wednesday, February 25th, 2026. Your timezone's first pitch time is 3:05 pm EST. Check local listings or your nearest streaming app for coverage.
Learn more about MLB Betting with our handy tutorial and guide. We explain money line, total and run line bets. Plus, a great discussion about exotic bets like MLB Baseball parlays and props.
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Table of Contents
- Best Odds
- Interactive Odds Example
- Prop Bets
- Team Futures Odds
- Team Pages
- Team Standings
- Other Games Today
Best Mariners at Royals Odds
| Underdog Seattle Mariners | Favorite Kansas City Royals |
|---|---|
| Over | Under |
|---|---|
| Underdog Seattle Mariners | Favorite Kansas City Royals |
|---|---|
Matchup Odds FAQs
The Kansas City Royals are the -150 moneyline favorite at BetMGM and the Seattle Mariners are the +125 moneyline underdog at BetMGM.
The best over line is 9.5 -120 runs at BetMGM, which means you risk $120 to win $100 betting the over. The best under line is 9.5 +100 runs at BetMGM, and that means you risk $100 to win $100 betting the under.
The Kansas City Royals are -1.5 +125 run line favorites at BetMGM, while the Seattle Mariners are +1.5 -150 run line underdogs at BetMGM.
MLB Odds Example
|
Game |
 BetMGMBet |
|---|---|
Mariners
Royals
2/25/26 3:05pm EST | +125-150 |
- Seattle Mariners bettors risk $100 to win $125 at +125 odds. The implied probability for Seattle Mariners is 44.44%.
- Kansas City Royals bettors risk $100 to win $66.67 at -150 odds. The implied probability for Kansas City Royals is 60%.
Seattle Mariners at Kansas City Royals Prop Bets
| BetMGM Bet |
|
|---|---|
Mariners
Royals
2/25/26 3:05pm EST | Pending BetMGM |
Seattle Mariners & Kansas City Royals Futures Odds
Latest World Series odds, if available, for each team. Review odds for other teams and learn how to bet on the tournament. See past Championship results and learn how to bet World Series teasers, props and parlays.
Seattle Mariners World Series Odds|
Team | BetMGM |
|---|---|
| Mariners | +1300 Bet |
|
Team | BetMGM |
|---|---|
| Royals | +3500 Bet |
Seattle Mariners & Kansas City Royals Team Pages
Review each team's season win total odds, futures odds, betting bonuses and other valuable information on our exclusive team betting odds pages. Team betting odds and stats update throughout the season:
Team Standings
| Team | W | L | Pct | GB | Home | Away | RS | RA | Diff | Strk | L10 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| x - Seattle Mariners | 90 | 72 | 0.556 | +7.0 | 51-30 | 39-42 | 766 | 694 | +72 | L3 | 7-3 |
| e - Kansas City Royals | 82 | 80 | 0.506 | +15.0 | 43-38 | 39-42 | 651 | 637 | +14 | W2 | 6-4 |
How to Bet on the Game
Time needed: 4 minutes.
How to Bet on the Seattle Mariners vs Kansas City Royals MLB Game
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Open a new sports betting account before game time.
Review our list of sports betting sites. Open a new account before the game starts on Wednesday, February 25th, 2026 at 3:05 pm EST, making sure to enter all your personal details correctly. Don't forget to add your bonus code.
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Visit the sportsbook’s cashier, banking, or deposit page.
Navigate to the sportsbook's deposit page. Use your Visa card or MasterCard, or deposit with a bank transfer, or other methods like Paypal.
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Tap to the sportsbook's MLB page, look for the Seattle Mariners vs Kansas City Royals Game.
Navigate to the sportsbook's MLB page. Next, look for live or upcoming matchups. Select the Seattle Mariners vs Kansas City Royals Game.
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Choose your bet and place a wager.
Choose your bet and then use the funds you deposited to place a wager. The sportsbook will pay your winnings or deduct a losing wager from your account balance after the game.
Other February 25, 2026 MLB Games
- Pittsburgh Pirates vs Atlanta Braves - 2/25/26 1:05pm EST
- Tampa Bay Rays vs Baltimore Orioles - 2/25/26 1:05pm EST
- Boston Red Sox vs Minnesota Twins - 2/25/26 1:05pm EST
- Houston Astros vs Miami Marlins - 2/25/26 1:10pm EST
- St. Louis Cardinals vs New York Mets - 2/25/26 1:10pm EST
- Texas Rangers vs Cleveland Guardians - 2/25/26 3:05pm EST
- Cincinnati Reds vs Chicago White Sox - 2/25/26 3:05pm EST
- Colorado Rockies vs Chicago Cubs - 2/25/26 3:05pm EST
- Los Angeles Dodgers vs Arizona Diamondbacks - 2/25/26 3:10pm EST
- San Francisco Giants vs Milwaukee Brewers - 2/25/26 3:10pm EST
- Los Angeles Angels vs San Diego Padres - 2/25/26 3:10pm EST
- Washington Nationals vs New York Yankees - 2/25/26 6:35pm EST