lowest era by mlb team in one postseason since 1920

Since 1920, the Baltimore Orioles have the lowest ERA by a team in a postseason, with an ERA of 0.50 in 1966.

	TEAM	ERA	SEASON	G	W%	W	L	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Orioles	0.50	1966	4	1.000	4	0	4	28	3	3	0	36.0	17	2	2	1	13	0	1	134	1	7.00	3.25	2.15	0.25	20.9	9.7	0.83	.174	0.50	4.25
2	Yankees	0.73	1950	4	1.000	4	0	4	24	2	1	1	37.0	26	3	5	0	7	1	2	142	0	5.84	1.70	3.43	0.00	16.9	4.9	0.89	.236	1.22	6.32
3	Indians	0.89	1920	7	.714	5	2	7	20	5	2	0	61.0	44	6	8	0	10	0	1	230	1	2.95	1.48	2.00	0.00	8.7	4.3	0.89	.220	1.18	6.49
4	Dodgers	1.00	1963	4	1.000	4	0	4	37	3	1	1	36.0	22	4	4	2	5	1	1	136	0	9.25	1.25	7.40	0.50	27.2	3.7	0.75	.220	1.00	5.50
5	Orioles	1.10	1983	9	.778	7	2	9	55	3	2	3	82.0	59	10	12	4	19	3	0	316	3	6.04	2.09	2.89	0.44	17.4	6.0	0.95	.234	1.32	6.48
6	Yankees	1.22	1939	4	1.000	4	0	4	22	2	1	0	37.0	27	5	8	0	6	1	0	142	0	5.35	1.46	3.67	0.00	15.5	4.2	0.89	.239	1.95	6.57
7	Rays	1.23	2022	2	.000	0	2	2	26	0	0	0	22.0	13	3	3	2	3	2	0	81	0	10.64	1.23	8.67	0.82	32.1	3.7	0.73	.229	1.23	5.32
8	Nationals	1.23	2014	4	.250	1	3	4	24	0	0	0	44.0	35	6	9	1	11	1	2	175	1	4.91	2.25	2.18	0.20	13.7	6.3	1.05	.246	1.84	7.16
9	Cubs	1.38	2018	1	.000	0	1	1	13	0	0	0	13.0	11	2	2	0	3	0	0	52	1	9.00	2.08	4.33	0.00	25.0	5.8	1.08	.306	1.38	7.62
10	Yankees	1.40	1943	5	.800	4	1	5	26	3	1	1	45.0	37	7	9	2	11	0	3	181	0	5.20	2.20	2.36	0.40	14.4	6.1	1.07	.246	1.80	7.40
11	Giants	1.46	1954	4	1.000	4	0	4	23	1	0	2	37.0	26	6	9	3	16	1	2	157	1	5.59	3.89	1.44	0.73	14.6	10.2	1.14	.202	2.19	6.32
12	Browns	1.49	1944	6	.333	2	4	6	43	3	0	0	54.1	49	9	16	3	19	0	6	230	0	7.12	3.15	2.26	0.50	18.7	8.3	1.25	.279	2.65	8.12
13	Orioles	1.50	2024	2	.000	0	2	2	14	0	0	0	18.0	14	3	3	0	6	2	0	72	0	7.00	3.00	2.33	0.00	19.4	8.3	1.11	.280	1.50	7.00
14	Giants	1.53	1933	5	.800	4	1	5	25	3	0	0	47.0	37	8	11	2	13	0	1	189	2	4.79	2.49	1.92	0.38	13.2	6.9	1.06	.235	2.11	7.09
15	Yankees	1.60	1961	5	.800	4	1	5	27	1	1	1	45.0	35	8	13	3	8	3	3	181	0	5.40	1.60	3.38	0.60	14.9	4.4	0.96	.229	2.60	7.00
16	Athletics	1.73	1930	6	.667	4	2	6	33	4	0	0	52.0	38	10	12	2	11	0	1	205	0	5.71	1.90	3.00	0.35	16.1	5.4	0.94	.226	2.08	6.58
17	Yankees	1.75	1938	4	1.000	4	0	4	26	3	0	1	36.0	33	7	9	2	6	0	0	143	0	6.50	1.50	4.33	0.50	18.2	4.2	1.08	.284	2.25	8.25
18	Giants	1.76	1922	5	1.000	4	0	5	20	4	1	0	46.0	32	9	11	2	8	2	1	174	1	3.91	1.57	2.50	0.39	11.5	4.6	0.87	.211	2.15	6.26
19	Orioles	1.80	1974	4	.250	1	3	4	16	1	0	0	35.0	22	7	11	3	22	1	4	146	2	4.11	5.66	0.73	0.77	11.0	15.1	1.26	.183	2.83	5.66
20	Yankees	1.80	1941	5	.800	4	1	5	21	3	0	0	45.0	29	9	11	1	14	0	0	173	0	4.20	2.80	1.50	0.20	12.1	8.1	0.96	.204	2.20	5.80
21	Mets	1.84	1973	12	.500	6	6	12	104	3	1	4	112.1	82	23	29	7	41	3	6	459	3	8.33	3.28	2.54	0.56	22.7	8.9	1.09	.247	2.32	6.57
22	Yankees	1.87	1951	6	.667	4	2	6	22	3	0	1	53.0	46	11	18	2	25	1	0	222	0	3.74	4.25	0.88	0.34	9.9	11.3	1.34	.256	3.06	7.81
23	Braves	1.89	1996	16	.563	9	7	16	125	0	0	5	143.0	102	30	41	6	44	2	4	566	4	7.87	2.77	2.84	0.38	22.1	7.8	1.02	.247	2.58	6.42
24	Athletics	1.91	1974	9	.778	7	2	9	52	2	2	4	80.0	58	17	18	7	21	1	0	310	1	5.85	2.36	2.48	0.79	16.8	6.8	0.99	.223	2.03	6.53
25	Braves	1.95	2010	4	.250	1	3	4	43	0	0	0	37.0	28	8	11	2	13	1	1	148	0	10.46	3.16	3.31	0.49	29.1	8.8	1.11	.292	2.68	6.81