Seattle Mariners vs Kansas City Royals Picks and Prediction for Sunday, May 24, 2026

By: Liam Keating Published 05/24/2026, 05:10 AM ET
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It's an American League matchup between two teams looking to improve quickly on Sunday, May 24. Read our Seattle Mariners vs Kansas City Royals prediction along with our otherΒ Free MLB Picks on the night. The Mariners are 25-27 and are a few games back of the American League West lead. The Mariners have won three of their last five games. The Royals are 20-31 and they have lost 10 of their last 12 games. These two teams will meet with first pitch set for 2:10 P.M. EST.

Mariners set to start Woo

Seattle is 25-27 overall this season. The Mariners are 1.5 games back of the Athletics for the top spot in the American League West. The Mariners are 11-12 when playing on the road. Seattle has won three of their last five games coming into this matchup.

Bryan Woo starts for the Mariners. The right-handed pitcher is 4-2 with a 3.51 ERA in 10 starts this season. Woo threw six innings and allowed zero runs and three hits against the White Sox on May 18. He struck out eight batters as the Mariners won 6-1. Woo has a 4.18 ERA on the road and a 3.00 ERA in four starts this month. Woo also owns a 2.72 ERA when playing American League clubs.

The Mariners are hitting .223, which ranks second-worst. They rank 21st in runs scored and 28th in hits. The Mariners rank 10th in home runs. Seattle is hitting .220 when playing on the road. They have a .206 batting average in May and a .203 batting average against the American League Central.

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Kansas City woes continue

Kansas City is 20-31 overall this season. The Royals are 10 games back of the Guardians for first place in the American League Central division. The Royals are 13-14 when playing at home. They have lost 10 of their last 12 games entering this matchup.

On Sunday, Seth Lugo starts for the Royals. The right-handed pitcher is 1-4 with a 3.68 ERA in 10 starts. He threw six innings against the Red Sox in his last outing on May 18. Lugo allowed two runs and five hits in the 3-1 loss. Lugo has a 4.15 ERA during home games and 5.94 ERA in day games. The Royals are 4-6 when Lugo has pitched this season.

The Royals are averaging .236 from the plate, which ranks 19th. They have scored the fourth-fewest runs and rank 16th in hits. Kansas City also ranks 19th in home runs. They are hitting .254 at home and .230 during the month of May.

Seattle Mariners vs Kansas City Royals Picks

Mariners vs Royals Spread Pick

  • Take the Mariners (5 units)

Kansas City has struggled with consistency all season. They have lost 10 of their last 12 games as they have not been competitive. The Royals will lose again in this one because they have been leaking runs. Seth Lugo starts and he has a 4.15 ERA at home and a 5.94 ERA when pitching during the day. The Mariners should take advantage, especially as they start Bryan Woo. Woo has a 2.72 ERA when pitching against the American League.

Take the Mariners to cover.

Mariners vs Royals Over/Under Pick

  • Take the under (5 units)

Bryan Woo has been shutting teams down on the mound for Seattle. He has a 2.72 ERA against the AL. The Royals have also scored the fourth-fewest runs in the league. The Mariners have also been offensively challenged at times with the second-worst batting average.

Take the under on Sunday.Β 

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