Diamondbacks vs. Mariners Odds & Betting Predictions - May 30, 2026

Diamondbacks at Mariners

2:10 am • SEAM

Arizona Diamondbacks

34-32

6 - 7

Seattle Mariners

36-32

pitcher		team	era	w-l
G.Kirby			4.04	5-5
Z.Gallen			5.32	3-5

MatchupOpenSpreadTotalMoneyline
Diamondbacks 34-32	+1.5	+1.5-179	o7-106	+122
Mariners 36-32	u7.5	-1.5+151	u7-116	-147

Saturday 2:10 a.m.

May 30, 2026

T-Mobile ParkSeattle

Z.Gallen o4.5 Hits Allowed-140

0.71u

Under 7.5-123

1.23u

ARI +122

Under 7+110

Over bet was a logging error! This is the bet.

Over 7+110

1.1u

Slip of the finger! This is not an official play 🚫 (Under 7 +110)

Z.Gallen u5.5 Ks-155

0.16u

@cowhitchurch ⭐️ https://myaction.app/qxJUWRHux3b

Under 7.5-122

0.5u

@Zerillo ⭐️⭐️ https://myaction.app/qxJUWRHux3b

Under 0.5 (1st Inn)-140

1.4u

K.Marte o1.5 Total Bases+140

0.5u

G.Kirby o5.5 Ks+130

0.5u

(B365) Park gives a bit K boost (Kirby 22.5% at home). Has faced fewer than 24 batters just once since 1st start. 3 in ARI proj. LU > 30 K% vs RHP.

Under 7.5-123

0.62u

Bet to 7 (-115)

Diamondbacks vs Mariners: Player Prop for Late Night Game
Nick Martin•
May 29, 2026 UTC
Adam Trigger's Triple-A Baseball Bets for Friday
Adam Trigger•
May 29, 2026 UTC

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No props found

MLB Public Betting

Mariners are 2-3 in their last 5 games.
Mariners are 2-3 in their last 5 games against the spread
Mariners are 14-18 in their road games against the spread
The totals have gone OVER in 3 of Mariners' last 5 games
The totals have gone OVER in 17 of Mariners' 35 last games at home

Against the Spread (ATS) History

	overall	home	away	favorite	underdog
Mariners	26-41	12-23	14-18	24-38	2-3
Diamondbacks	39-26	21-14	18-12	15-13	23-13

Over/Under History

	overall	home o/u	away o/u	favorite o/u	underdog o/u
Mariners	30-35-2	17-17-1	13-18-1	29-31-2	1-4
Diamondbacks	30-32-3	14-20-1	16-12-2	11-16-1	18-16-2

Straight-Up (ML) History

	overall	home	away	favorite	underdog
Mariners	35-32	19-16	16-16	33-29	2-3
Diamondbacks	34-31	21-14	13-17	18-10	15-21

date	opponent	score	spread	over/under	moneyline
May 27th	@ATH	W 9-1	-1.5 W	O 9	SEA -120
May 27th	@ATH	W 4-1	-1.5 W	U 9.5	SEA -106
May 26th	@ATH	W 9-2	-1.5 W	O 10.5	SEA -113
May 24th	@KC	L 6-8	-1.5 L	O 8.5	KC -125
May 23rd	@KC	L 0-5	-1.5 L	U 8.5	KC -130

Miles Mastrobuoni
3B
Mastrobuoni is out with calf
Out

Corbin Burnes
SP
Burnes is out with elbow
Out
Blake Walston
SP
Walston is out with elbow
Out
Tyler Locklear
1B
Locklear is out with elbow
Out

Cristian Mena
SP
Mena is doubtful with shoulder
Doubtful

See more MLB Injuries

PITCHER	PC	IP	K	ER
RZ.Gallen, P	84	5	2	5
RB.Pfaadt, P	31	1.2	3	1
RT.Clarke, P	4	0.1	0	0
RJ.Loaisiga, P	16	1	1	0
LB.Garcia, P	16	1	2	0
RJ.Morillo, P	9	0.1	1	0

HITTERS	H-AB	R	HR	RBI
1K.Marte, 2B	0-4	0	0	0
2C.Carroll, RF	2-6	1	0	0
3G.Perdomo, SS	3-6	3	1	1
4G.Moreno, C	3-5	1	0	2
5A.Del Castillo, DH	0-2	1	0	0
5N.Arenado, PH	1-1	0	0	0
5N.Arenado, DH	1-1	0	0	0
5T.Tawa, PR	0-0	0	0	0
5T.Tawa, DH	0-0	0	0	0
6R.Waldschmidt, CF	1-5	0	0	0
7I.Vargas, 1B	0-5	0	0	2
8J.Fernandez, 3B	3-5	0	0	1
9T.Troy, LF	0-4	0	0	0

PITCHER	PC	IP	K	ER
RG.Kirby, P	87	5.1	4	4
RM.Brash, P	22	0.2	1	1
LJ.Ferrer, P	12	0.2	0	0
RE.Bazardo, P	27	1	0	0
LG.Speier, P	3	0.1	1	0
RA.Munoz, P	25	1	1	1
RC.Criswell, P	9	1	0	0

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