best record by one team vs. one team in the playoffs mlb with at least 20 games

The Boston Red Sox and the Oakland Athletics are tied for the best record against a team in the postseason with 20+ games played, with a record of 13-7.

	TEAM	REC	G	OPP	W%	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Red Sox	13-7	20	Angels	.650	13	7	710	110	182	35	3	19	102	78	6	120	11	2	804	280	57	4	6	9	20	.256	.333	.394	.727
2	Athletics	13-7	20	Giants	.650	13	7	680	85	164	32	7	14	74	34	2	94	15	10	731	252	53	15	0	5	4	.241	.279	.371	.650
3	Braves	16-9	25	Astros	.640	16	9	881	118	232	38	2	33	112	88	8	215	18	7	995	373	73	10	8	11	21	.263	.333	.423	.756
4	Indians	14-8	22	Red Sox	.636	14	8	743	114	177	38	3	31	110	78	12	184	13	2	847	314	72	5	9	8	12	.238	.317	.423	.740
5	Giants	15-9	24	Cardinals	.625	15	9	791	105	198	28	6	24	95	80	6	165	8	4	899	310	58	17	5	10	14	.250	.322	.392	.714
6	Yankees	15-9	24	Braves	.625	15	9	799	93	186	23	3	24	90	82	1	150	11	7	895	287	50	10	3	11	16	.233	.304	.359	.663
7	Reds	13-8	21	Pirates	.619	13	8	699	74	171	32	4	18	69	48	3	136	26	7	765	265	54	7	8	10	12	.245	.293	.379	.672
8	Yankees	19-13	32	Guardians	.594	19	13	1,070	159	245	36	2	50	148	144	11	285	21	8	1,247	435	88	8	14	11	31	.229	.323	.407	.729
9	Phillies	13-9	22	Dodgers	.591	13	9	733	107	181	22	6	27	99	77	8	134	7	5	831	296	55	11	2	9	18	.247	.324	.404	.728
10	Cubs	13-9	23	Tigers	.591	13	9	779	90	203	32	8	7	79	56	5	129	34	18	874	272	47	34		2	12	.261	.314	.349	.663
11	Cardinals	14-10	24	Dodgers	.583	14	10	791	97	193	35	4	20	91	83	10	174	16	7	896	296	59	9	3	15	17	.244	.322	.374	.697
12	Red Sox	14-10	24	Cardinals	.583	14	10	787	92	184	33	5	20	88	84	9	156	4	3	893	287	58	8	5	15	15	.234	.313	.365	.678
13	Yankees	12-9	21	Royals	.571	12	9	718	83	197	41	4	17	75	65	0	93	10	4	793	297	62	5	5	5	14	.274	.332	.414	.746
14	Yankees	23-19	43	Giants	.548	23	19	1,408	183	342	48	14	28	167	149	9	204	14	16	1,588	502	90	21	1	10	24	.243	.319	.357	.676
15	Yankees	15-13	28	Cardinals	.536	15	13	933	116	230	39	3	28	106	89	4	150	12	4	1,044	359	70	16	2	11	18	.247	.314	.385	.699
16	Yankees	38-33	71	Dodgers	.535	38	33	2,371	306	586	83	17	75	295	270	20	421	33	17	2,695	928	175	28	6	28	50	.247	.328	.391	.720
17	Mets	11-10	21	Dodgers	.524	11	10	704	94	174	30	3	19	93	84	13	169	11	4	814	267	52	6	7	8	15	.247	.335	.379	.715
18	Red Sox	12-12	24	Yankees	.500	12	12	873	124	243	43	6	33	117	85	6	189	15	8	972	397	82	3	5	5	26	.278	.345	.455	.799
19	Yankees	12-12	24	Red Sox	.500	12	12	854	114	208	39	3	31	110	87	13	186	11	2	964	346	73	6	4	8	10	.244	.322	.405	.727
20	Braves	12-12	24	Dodgers	.500	12	12	784	93	174	27	3	25	92	80	5	230	14	5	878	282	55	5	4	6	12	.222	.297	.360	.656
21	Dodgers	12-12	24	Braves	.500	12	12	792	117	196	39	2	40	116	99	8	218	23	4	909	359	81	5	5	8	17	.247	.335	.453	.788
22	Dodgers	10-11	21	Mets	.476	10	11	730	106	180	30	1	18	102	88	5	180	20	2	834	266	49	7	4	8	8	.247	.330	.364	.694
23	Dodgers	33-38	71	Yankees	.465	33	38	2,313	272	538	92	15	63	262	249	13	425	36	26	2,618	849	170	29	14	24	50	.233	.309	.367	.676
24	Cardinals	13-15	28	Yankees	.464	13	15	938	105	229	34	7	14	99	68	2	143	9	8	1,036	319	55	26	2	8	15	.244	.296	.340	.636
25	Giants	19-23	43	Yankees	.452	19	23	1,419	138	355	49	11	20	128	115	4	186	13	20	1,559	486	80	21	0	4	32	.250	.308	.342	.651