Mariners vs. Royals Odds & Betting Predictions - May 23, 2026

Mariners at Royals

8:10 pm • Fox Sports 1

Seattle Mariners

0

0 - 5

Kansas City Royals

5

pitcher		team	era	w-l
S.Kolek			2.77	3-0
G.Kirby			3.54	5-4

MatchupOpenSpreadTotalMoneyline
Mariners 25-28	-1.5	-1.5+131	o8.5-109	-130
Royals 21-31	u8.5	+1.5-154	u8.5-111	+109

location pin

Saturday 8:10 p.m.

May 23, 2026

Kauffman StadiumKansas City

KC +110

1.1u

Over 8.5+105

1.25u

SEA -124

1.24u

G.Kirby u2.5 Earned Runs-130

1.3u

SEA -130

1.3u

KC +120 (F5)

1.2u

SEA -140

1.4u

Under 8.5-105

0.95u

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MLB Public Betting

Royals are 1-4 in their last 5 games.
Royals are 2-3 in their last 5 games against the spread
Royals are 8-16 in their road games against the spread
The totals have gone OVER in 1 of Royals' last 5 games
The totals have gone OVER in 14 of Royals' 28 last games at home

Against the Spread (ATS) History

	overall	home	away	favorite	underdog
Royals	21-31	13-15	8-16	11-17	9-14
Mariners	19-34	10-19	9-15	18-32	1-2

Over/Under History

	overall	home o/u	away o/u	favorite o/u	underdog o/u
Royals	22-30	14-14	8-16	16-12	6-17
Mariners	22-29-2	14-14-1	8-15-1	22-26-2	0-3

Straight-Up (ML) History

	overall	home	away	favorite	underdog
Royals	21-31	14-14	7-17	12-16	8-15
Mariners	25-28	14-15	11-13	24-26	1-2

date	opponent	score	spread	over/under	moneyline
May 22nd	SEA	L 0-2	+1.5 L	U 8	SEA -102
May 20th	BOS	L 3-4	-1.5 L	U 7.5	BOS -114
May 19th	BOS	L 1-7	+1.5 L	O 7.5	BOS +115
May 18th	BOS	L 1-3	+1.5 L	U 9	BOS -104
May 17th	@STL	W 2-0	-1.5 W	U 9.5	KC +101

Miles Mastrobuoni
3B
Mastrobuoni is out with calf
Out

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PITCHER		PC	IP	K	ER
RG.Kirby, P		92	6	3	3
RA.Hoppe, P		10	1	0	0
RN.Davila, P		24	1	1	0

HITTERS	H-AB	R	HR	RBI
1J.Crawford, SS	0-4	0	0	0
2J.Rodriguez, CF	0-3	0	0	0
3J.Naylor, 1B	0-3	0	0	0
4R.Arozarena, LF	0-3	0	0	0
5L.Raley, RF	3-3	0	0	0
6C.Young, 2B	1-3	0	0	0
7D.Canzone, DH	0-3	0	0	0
8J.Pereda, C	0-3	0	0	0
9C.Emerson, 3B	0-3	0	0	0

PITCHER		PC	IP	K	ER
RS.Kolek, P		108	9	2	0

HITTERS	H-AB	R	HR	RBI
1M.Garcia, 3B	1-4	1	0	0
2B.Witt, SS	2-4	2	0	0
3V.Pasquantino, 1B	1-4	1	0	1
4S.Perez, DH	0-4	0	0	0
5C.Jensen, C	1-2	1	0	2
6J.Caglianone, RF	1-4	0	0	1
7I.Collins, LF	1-3	0	0	1
8M.Massey, 2B	2-4	0	0	0
9K.Isbel, CF	0-3	0	0	0

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MatchupOverUnder
Mariners 25-28	N/A	N/A
Royals 21-31	N/A	N/A