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

Mariners at Astros

12:10 am • SCHN
3 - 1
Starting Pitchers
pitcherteameraw-l
Peter Lambert logoP.LambertHouston Astros logo3.038-5
George Kirby logoG.KirbySeattle Mariners logo3.578-8

Mariners at Astros Odds

Spread, Total, Moneyline

MatchupOpenSpreadTotalMoneyline
Mariners
52-54
-1.5
-1.5+110
o8.5-119
-155
Astros
52-55
u8.5
+1.5-131
u8.5+100
+130
location pinTuesday 12:10 a.m.
May 12, 2026
Daikin ParkHouston
Mariners vs. Astros Expert Picks
Player Prop Savant
Player Prop Savant
Last 30d: 56-62-3 (-14.0u)
Under 7.5 (Live)+110
1.1u
Under 8.5 (Live)-125
1u
Top Shelf Action 🥃
Top Shelf Action 🥃
Last 30d: 0-0-0 (+0.0u)
SEA -2.5+185
0.28u
#EV 2.04%
HOU u2.5+200
0.54u
#EV 2.15%
Player Prop Savant
Player Prop Savant
Last 30d: 56-62-3 (-14.0u)
G.Kirby u2.5 Earned Runs-148
1u
Top Shelf Action 🥃
Top Shelf Action 🥃
Last 30d: 0-0-0 (+0.0u)
C.Vazquez o0.5 Total Bases-115
0.53u
#EV 4.27%
Wags Wins
Wags Wins
Last 30d: 182-174-4 (-10.1u)
HOU +125
2u
Picks Office
Picks Office
Last 30d: 124-119-7 (-9.3u)
Over 8.5-110
1u
Join Discord for earlier access: https://discord.gg/HjKxYKdSUy This is a dome total at 8.5, so weather is not helping the under. Lambert has a 2.42 ERA, but 11 walks in 22.1 innings gives Seattle a traffic path. Kirby is cleaner at 2.94, but 39 strikeouts in 52 innings leaves Houston enough contact to push this toward 9.
Ryan Minion
Ryan Minion
Last 30d: 207-305-16 (-83.2u)
J.Rodriguez o1.5 Total Bases-105
$1.00
Grant Neiffer
Grant Neiffer
Last 30d: 14-79-5 (-4.6u)
C.Raleigh o0.5 HR+350
0.25u
J.Rodriguez o0.5 HR+490
1.23u
Frank Ammirante
Frank Ammirante
Last 30d: 323-378-8 (-55.1u)
P.Lambert o4.5 Ks-140
1u
Sean Paul
Sean Paul
Last 30d: 3-6-0 (-3.2u)
HOU +123
1u

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Prop Odds Comparison

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Line Movement Tracker

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Mariners vs. Astros Public Betting Percentages

Away Logo

Mariners

Public

67%

Bets%

33%

Money%

Matchup History

Against the Spread (ATS) History

overallhomeawayfavoriteunderdog
Astros
52-5425-2827-2613-2337-28
Mariners
38-6721-3217-3533-573-10

Over/Under History

overallhome o/uaway o/ufavorite o/uunderdog o/u
Astros
53-47-628-23-225-24-420-15-132-28-5
Mariners
50-49-624-26-326-23-343-42-57-5-1

Straight-Up (ML) History

overallhomeawayfavoriteunderdog
Astros
52-5426-2726-2716-2034-31
Mariners
51-5430-2321-3146-443-10

Last 5 Matchups

dateopponentscorespreadover/undermoneyline
May 10th@CINL 0-5-U 9.5CIN -108
May 9th@CINL 1-3+1.5 LU 8.5CIN +135
May 8th@CINW 10-0+1.5 WO 9HOU +109
May 6thLADL 2-12+1.5 LO 8.5LAD +180
May 6thLADW 2-1+1.5 WU 8.5HOU +184
Mariners vs. Astros Box Score
Mariners Player Stats
Projected
PITCHERPCIPKER
George Kirby logoRG.Kirby, P99571
Nick Davila logoRN.Davila, P14110
Cooper Criswell logoRC.Criswell, P13110
Eduard Bazardo logoRE.Bazardo, P17130
Andres Munoz logoRA.Munoz, P14110
HITTERSH-ABRHRRBI
Brendan Donovan logo1B.Donovan, 3B0-4000
Julio Rodriguez logo2J.Rodriguez, CF2-4111
Josh Naylor logo3J.Naylor, 1B0-4000
Cal Raleigh logo4C.Raleigh, C0-4000
Randy Arozarena logo5R.Arozarena, LF2-4100
Luke Raley logo6L.Raley, RF0-2100
Rob Refsnyder logo6R.Refsnyder, PH1-1000
Connor Joe logo6C.Joe, RF0-0000
J.P. Crawford logo7J.Crawford, SS0-4000
Dominic Canzone logo8D.Canzone, DH1-3001
Cole Young logo9C.Young, 2B1-3001
Astros Player Stats
Projected
PITCHERPCIPKER
Peter Lambert logoRP.Lambert, P96763
Steven Okert logoLS.Okert, P12110
Bryan King logoLB.King, P15100
HITTERSH-ABRHRRBI
Jose Altuve logo1J.Altuve, 2B3-5100
Yordan Alvarez logo2Y.Alvarez, DH1-5000
Isaac Paredes logo3I.Paredes, 3B3-4001
Christian Walker logo4C.Walker, 1B0-3000
Zach Cole logo5Z.Cole, LF0-4000
Cam Smith logo6C.Smith, RF0-2000
Brice Matthews logo7B.Matthews, CF0-4000
Braden Shewmake logo8B.Shewmake, SS1-4000
Christian Vazquez logo9C.Vazquez, C1-3000
Zach Dezenzo logo9Z.Dezenzo, PH0-1000

Mariners vs. Astros Odds Comparison

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Mariners at Astros Team Totals

MatchupOverUnder
Mariners
52-54
N/A
N/A
Astros
52-55
N/A
N/A