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

Diamondbacks at Mariners

2:10 am • SEAM

Arizona Diamondbacks

@

Seattle Mariners

pitcher		team	era	w-l
G.Kirby			0.00	0-0
Z.Gallen			0.00	0-0

MatchupOpenSpreadTotalMoneyline
Diamondbacks 29-24	N/A	N/A	N/A
Mariners 26-29	N/A	N/A	N/A

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Saturday 2:10 a.m.

May 30, 2026

T-Mobile ParkSeattle

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57°Fahrenheit

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0%Rain

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6Wind

No props found

MLB Public Betting

Mariners are 3-2 in their last 5 games.
Mariners are 2-3 in their last 5 games against the spread
Mariners are 10-16 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 14 of Mariners' 29 last games at home

Against the Spread (ATS) History

	overall	home	away	favorite	underdog
Mariners	20-35	10-19	10-16	19-33	1-2
Diamondbacks	32-21	17-11	15-10	14-10	17-11

Over/Under History

	overall	home o/u	away o/u	favorite o/u	underdog o/u
Mariners	24-29-2	14-14-1	10-15-1	24-26-2	0-3
Diamondbacks	26-24-3	12-15-1	14-9-2	10-13-1	15-11-2

Straight-Up (ML) History

	overall	home	away	favorite	underdog
Mariners	26-29	14-15	12-14	25-27	1-2
Diamondbacks	29-24	18-10	11-14	16-8	12-16

date	opponent	score	spread	over/under	moneyline
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
May 22nd	@KC	W 2-0	-1.5 W	U 8	SEA -116
May 20th	CWS	W 5-4	-1.5 L	O 7.5	SEA -150

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

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MatchupOverUnder
Diamondbacks 29-24	N/A	N/A
Mariners 26-29	N/A	N/A