which mlb team has struck out the most times against left handed pitchers since june 15, 2023

Since June 15, 2023, the Seattle Mariners have the most strikeouts by a team against left-handed pitchers, with 1,152 strikeouts.

TEAM SO G W% W L AB H 2B 3B HR RBI BB HBP PA TB XBH SH SF IBB AVG OBP SLG OPS
1 Mariners
Mariners
1,152
340
.572
2,603
1,950
4,045
951
173
13
149
507
415
57
4,553
1,597
335
13
23
19
.235
.313
.395
.708
2 Phillies
Phillies
1,143
368
.596
2,933
1,987
4,377
1,142
219
17
177
623
441
59
4,920
1,926
413
15
26
11
.261
.335
.440
.775
3 Red Sox
Red Sox
1,129
351
.512
2,261
2,157
3,966
995
193
20
131
514
366
50
4,418
1,621
344
6
28
20
.251
.320
.409
.729
4 Pirates
Pirates
1,104
348
.457
1,935
2,300
3,796
877
173
15
100
424
361
39
4,235
1,380
288
14
25
14
.231
.303
.364
.666
5 Giants
Giants
1,073
334
.485
2,104
2,232
3,907
910
190
16
116
432
348
42
4,336
1,480
322
10
29
13
.233
.301
.379
.679
6 Rockies
Rockies
1,072
326
.308
1,280
2,879
3,796
917
181
15
127
430
298
27
4,159
1,509
323
10
27
6
.242
.299
.398
.697
7 Marlins
Marlins
1,024
341
.417
1,937
2,710
4,221
1,003
205
16
98
432
334
39
4,647
1,534
319
24
28
11
.238
.298
.363
.661
8 Mets
Mets
1,023
341
.517
2,349
2,197
4,044
980
192
19
145
509
372
79
4,546
1,645
356
24
25
14
.242
.317
.407
.723
9 Orioles
Orioles
1,004
347
.548
2,345
1,933
3,861
950
185
18
131
464
336
48
4,278
1,564
334
7
26
10
.246
.312
.405
.717
10 Rays
Rays
993
324
.517
2,075
1,942
3,629
882
171
10
106
416
318
36
4,017
1,391
287
6
26
9
.243
.308
.383
.692
11 Nationals
Nationals
991
349
.443
2,017
2,535
4,154
990
206
14
99
434
298
55
4,552
1,521
319
14
29
4
.238
.296
.366
.662
12 Guardians
Guardians
983
352
.539
2,495
2,137
4,166
979
204
13
131
501
354
60
4,632
1,602
348
21
30
28
.235
.302
.385
.687
13 Twins
Twins
977
337
.504
2,168
2,134
3,878
962
197
10
139
460
337
53
4,302
1,596
346
5
28
16
.248
.315
.412
.726
14 Reds
Reds
962
340
.472
1,941
2,172
3,650
850
164
10
109
438
375
49
4,113
1,361
283
15
24
10
.233
.311
.373
.684
15 Athletics
Athletics
958
313
.490
1,891
1,970
3,491
840
166
13
132
402
293
30
3,861
1,428
311
18
27
14
.241
.303
.409
.712
16 Dodgers
Dodgers
954
351
.603
2,744
1,804
4,053
1,054
204
14
176
563
391
57
4,548
1,814
394
8
36
29
.260
.331
.448
.779
17 Rangers
Rangers
953
333
.509
2,060
1,986
3,624
854
160
12
118
436
352
32
4,046
1,392
290
9
28
10
.236
.307
.384
.691
18 Cardinals
Cardinals
939
330
.499
2,197
2,209
3,931
954
189
11
110
459
367
44
4,406
1,495
310
20
37
16
.243
.312
.380
.692
19 White Sox
White Sox
935
318
.346
1,339
2,528
3,529
826
159
8
97
361
265
27
3,867
1,292
264
19
24
10
.234
.291
.366
.657
20 Yankees
Yankees
926
337
.570
2,386
1,801
3,643
906
163
10
161
526
460
36
4,187
1,572
334
10
37
44
.249
.336
.432
.767
21 Tigers
Tigers
922
331
.583
2,321
1,659
3,545
876
181
29
103
474
355
29
3,980
1,424
313
8
40
14
.247
.317
.402
.719
22 Diamondbacks
Diamondbacks
911
338
.503
2,366
2,342
4,187
1,102
204
22
138
573
395
46
4,708
1,764
364
38
40
21
.263
.331
.421
.752
23 Brewers
Brewers
908
339
.593
2,581
1,769
3,850
1,003
191
11
111
521
409
41
4,350
1,549
313
20
26
20
.261
.336
.402
.738
24 Braves
Braves
899
310
.602
2,385
1,580
3,544
915
182
9
143
476
351
33
3,965
1,544
334
7
29
12
.258
.328
.436
.764
25 Cubs
Cubs
859
349
.526
2,156
1,943
3,698
953
176
24
133
529
308
38
4,099
1,576
333
15
39
11
.258
.318
.426
.744
StatMuse has event-level data for games and strikeouts going back to the 1974 season.
Some of the information used here was obtained free of charge from Retrosheet.

More Mariners Stats

Team Rankings

HR

238

3rd

R

766

9th

SO

1,426

7th

ERA

3.87

13th

2025 Division Standings
TEAM W L PCT GB
Mariners Mariners
90
72
.556
Astros Astros
87
75
.537
3.0
Rangers Rangers
81
81
.500
9.0
Athletics Athletics
76
86
.469
14.0
Angels Angels
72
90
.444
18.0
Schedule
DATE MATCHUP TIME (ET)
Mon
10/13
SEA SEA
@
TOR TOR
5:03 PM
Wed
10/15
TOR TOR
@
SEA SEA
8:08 PM
Thu
10/16
TOR TOR
@
SEA SEA
8:33 PM
Fri
10/17
TOR TOR
@
SEA SEA
6:08 PM
Sun
10/19
SEA SEA
@
TOR TOR
8:03 PM
Last Game
TOR Blue Jays

0 - 1

1

Final

3

SEA Mariners

1 - 0

Sun 12 Oct 2025

MLB 2025 Batting Leaders

MLB 2025 Pitching Leaders

MLB Fantasy 2025

MLB 2025 Betting

MLB 2025 Division Standings

NL East W L PCT GB
Phillies Phillies
96
66
.593
Mets Mets
83
79
.512
13.0
NL Central W L PCT GB
Brewers Brewers
97
65
.599
Cubs Cubs
92
70
.568
5.0
NL West W L PCT GB
Dodgers Dodgers
93
69
.574
Padres Padres
90
72
.556
3.0
AL East W L PCT GB
Blue Jays Blue Jays
94
68
.580
Yankees Yankees
94
68
.580
AL Central W L PCT GB
Guardians Guardians
88
74
.543
Tigers Tigers
87
75
.537
1.0
AL West W L PCT GB
Mariners Mariners
90
72
.556
Astros Astros
87
75
.537
3.0

MLB 2025 Scores & Schedule

Scores

DATE MATCHUP SCORE
Mon
9/15
ATL ATL
@
WSH WSH
6-3
Mon
9/15
CLE CLE
@
DET DET
7-5
Mon
9/15
ATL ATL
@
WSH WSH
5-0
Mon
9/15
SDP SDP
@
NYM NYM
3-8
Mon
9/15
BAL BAL
@
CWS CWS
8-7

Schedule

DATE MATCHUP TIME (ET)
Mon
10/13
SEA SEA
@
TOR TOR
5:03 PM
Mon
10/13
LAD LAD
@
MIL MIL
8:08 PM
Tue
10/14
LAD LAD
@
MIL MIL
8:08 PM
Wed
10/15
TOR TOR
@
SEA SEA
8:08 PM
Thu
10/16
MIL MIL
@
LAD LAD
6:08 PM