Mariners vs. Astros Odds & Betting Predictions - May 13, 2026

Mariners at Astros

12:10 am • SCHN

Seattle Mariners

20-22

2 - 1

Houston Astros

16-26

MatchupOpenSpreadTotalMoneyline
Mariners 20-22	-1.5	-1.5-121	o8.5-131	-202
Astros 16-26	u8.5	+1.5+106	u8.5+101	+169

Wednesday 12:10 a.m.

May 13, 2026

Daikin ParkHouston

SEA -180

0.76u

#EV 1.69%

C.Walker o0.5 HR+490

0.1u

#EV 8.42%

SEA u4.5+118

0.75u

C.Raleigh u1.5 Hits + Runs + RBIs-115

0.25u

SEA -1.5+110

Join Discord for earlier access: https://discord.gg/HjKxYKdSUy Seattle gets Bryan Woo at 4.02 ERA and 1.00 WHIP against Tatsuya Imai listed at 7.27 ERA. Houston came in 16-26 with Yainer Diaz, Jeremy Pena and Jake Meyers all on the 10-day IL. Dome game, cleaner starter, thinner opponent. Mariners runline at plus money is the side.

T.Imai o2.5 BB+136

T.Imai u4.5 Ks+123

0.41u

SEA o2.5 (F5)+105

0.95u

SEA -150

1.5u

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No props found

MLB Public Betting

Astros are 1-4 in their last 5 games.
Astros are 1-4 in their last 5 games against the spread
Astros are 8-14 in their road games against the spread
The totals have gone OVER in 2 of Astros' last 5 games
The totals have gone OVER in 14 of Astros' 20 last games at home

Against the Spread (ATS) History

	overall	home	away	favorite	underdog
Astros	16-26	8-12	8-14	4-11	12-14
Mariners	15-27	9-14	6-13	14-25	1-2

Over/Under History

	overall	home o/u	away o/u	favorite o/u	underdog o/u
Astros	25-15-2	14-6	11-9-2	9-6	15-9-2
Mariners	17-23-2	11-11-1	6-12-1	17-20-2	0-3

Straight-Up (ML) History

	overall	home	away	favorite	underdog
Astros	16-26	9-11	7-15	5-10	11-15
Mariners	20-22	12-11	8-11	19-20	1-2

date	opponent	score	spread	over/under	moneyline
May 12th	SEA	L 1-3	+1.5 L	U 8.5	SEA +130
May 10th	@CIN	L 0-5	-	U 9.5	CIN -108
May 9th	@CIN	L 1-3	+1.5 L	U 8.5	CIN +135
May 8th	@CIN	W 10-0	+1.5 W	O 9	HOU +109
May 6th	LAD	L 2-12	+1.5 L	O 8.5	LAD +180

Miles Mastrobuoni
3B
Mastrobuoni is out with calf
Out
Bryce Miller
SP
Miller is out with oblique
Out

See more MLB Injuries

PITCHER		PC	IP	K	ER
RB.Woo, P		32	2	3	1

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

PITCHER		PC	IP	K	ER
RT.Imai, P		48	2.2	2	2

HITTERS	H-AB	R	RBI
1J.Altuve, 2B	1-1	0	0
2Y.Alvarez, DH	0-1	0	0
3I.Paredes, 3B	0-1	0	0
4C.Walker, 1B	0-1	0	0
5C.Smith, RF	0-1	0	0
6Z.Dezenzo, LF	1-1	1	0
7B.Shewmake, SS	1-1	0	1
8B.Matthews, CF	0-1	0	0
9C.Vazquez, C	0-1	0	0