Astros vs. Mariners Odds & Betting Predictions - April 12, 2026

Astros at Mariners

1:40 am • SEAM

Houston Astros

6-9

7 - 8

Seattle Mariners

6-9

pitcher		team	era	w-l
L.Castillo			6.92	0-0
L.McCullers			5.87	1-0

MatchupOpenSpreadTotalMoneyline
Astros 6-9	+1.5	+1.5-167	o7.5+100	+135
Mariners 6-9	u7.5	-1.5+140	u7.5-121	-160

Sunday 1:40 a.m.

April 12, 2026

T-Mobile ParkSeattle

Under 7.5-105

1.05u

Under 7.5-115

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J.Naylor Over0.5 Hitter Walks+200

0.5u

L.Castillo o5.5 Ks-115

1.15u

HOU +136

$100.00

Y.Alvarez o1.5 Hits + Runs + RBIs-122

0.82u

Y.Alvarez o0.5 HR+362

0.72u

L.McCullers u5.5 Ks-105

0.5u

HOU u3.5-113

0.57u

(FD) In Saturday's Opening Pitch (Would play to -125)

Over 7.5-110

HOU +120

Carty's Strikeout Prop for Astros-Mariners
Action Network Staff•
Apr 11, 2026 UTC
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Apr 11, 2026 UTC
Opening Pitch for Saturday
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MLB Best Bets for Saturday
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MLB Public Betting

Mariners are 2-3 in their last 5 games.
Mariners are 1-4 in their last 5 games against the spread
Mariners are 1-5 in their road games against the spread
The totals have gone OVER in 2 of Mariners' last 5 games
The totals have gone OVER in 6 of Mariners' 9 last games at home

Against the Spread (ATS) History

	overall	home	away	favorite	underdog
Mariners	5-10	4-5	1-5	4-8	1-2
Astros	7-8	5-2	2-6	3-6	4-1

Over/Under History

	overall	home o/u	away o/u	favorite o/u	underdog o/u
Mariners	7-8	6-3	1-5	7-5	0-3
Astros	11-4	5-2	6-2	5-4	5-0

Straight-Up (ML) History

	overall	home	away	favorite	underdog
Mariners	6-9	5-4	1-5	5-7	1-2
Astros	6-9	5-2	1-7	3-6	3-2

date	opponent	score	spread	over/under	moneyline
Apr 11th	HOU	W 9-6	-1.5 W	O 8	SEA -141
Apr 8th	@TEX	L 0-3	-1.5 L	U 7.5	TEX -125
Apr 8th	@TEX	L 2-3	-1.5 L	U 8	TEX -119
Apr 7th	@TEX	L 1-2	-1.5 L	U 8	TEX -101
Apr 5th	@LAA	L 7-8	-1.5 L	O 9	LAA -169

Miles Mastrobuoni
IF
Mastrobuoni is out with calf
Out
Bryce Miller
P
Miller is out with oblique
Out

Zach Dezenzo
OF
Dezenzo is out with elbow
Out

See more MLB Injuries

PITCHER	PC	IP	K	ER
RL.McCullers, P	79	4.1	4	6
LS.Okert, P	11	0.2	0	1
RK.Teng, P	20	0.2	2	0
LB.King, P	25	1.1	1	0
RA.Blubaugh, P	17	1	0	0
RB.Abreu, P	23	0.1	1	1

HITTERS	H-AB	R	HR	RBI
1J.Pena, SS	1-3	0	0	0
1N.Allen, PR	0-1	0	0	0
1N.Allen, SS	0-1	0	0	0
1C.Walker, PH	0-1	0	0	0
1C.Walker, 1B	0-1	0	0	0
2Y.Alvarez, DH	3-6	1	1	1
3I.Paredes, 1B	1-5	0	0	1
3I.Paredes, 3B	1-5	0	0	1
4J.Altuve, 2B	1-4	0	0	0
5C.Correa, 3B	3-5	2	0	0
5C.Correa, SS	3-5	2	0	0
6J.Loperfido, LF	2-4	2	0	0
7C.Smith, RF	4-5	1	0	2
8Y.Diaz, C	0-5	0	0	0
9T.Trammell, CF	2-4	1	0	3

PITCHER	PC	IP	K	ER
RL.Castillo, P	91	3.1	3	7
RC.Legumina, P	20	1.2	2	0
LJ.Ferrer, P	21	1	1	0
RE.Bazardo, P	16	1	2	0
RM.Brash, P	12	1	0	0
RA.Munoz, P	24	1	1	0

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