which mlb team since june 15, 2019 has the most playoff losses

Since June 15, 2019, the Houston Astros have lost the most games by a team in the postseason, with 29 losses.

	TEAM	L	W	L%	G	W%	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Astros	29	44	.397	73	.603	2,497	329	618	89	4	99	318	246	35	605	34	6	2,800	1,012	192	8	14	17	55	.247	.322	.405	.727
2	Dodgers	26	37	.413	63	.587	2,111	313	511	97	6	92	302	252	25	565	47	5	2,415	896	195	11	16	19	26	.242	.328	.424	.752
3	Yankees	24	23	.511	47	.489	1,565	216	357	58	1	74	209	198	17	464	30	4	1,799	639	133	2	17	10	26	.228	.318	.408	.727
4	Braves	20	23	.465	43	.535	1,440	164	328	60	5	54	160	131	14	435	18	4	1,592	560	119	0	7	11	17	.228	.297	.389	.686
5	Rays	19	15	.559	34	.441	1,124	124	234	35	2	53	121	98	10	381	9	8	1,237	432	90	2	3	4	21	.208	.277	.384	.661
6	Phillies	16	21	.432	37	.568	1,183	162	267	63	4	54	156	132	17	349	28	6	1,348	500	121	6	10	12	22	.226	.310	.423	.733
7	Padres	15	13	.536	28	.464	925	113	208	33	3	36	110	76	12	245	12	3	1,025	355	72	5	7	4	11	.225	.290	.384	.674
8	Guardians	13	9	.591	22	.409	760	78	174	38	0	18	76	64	8	208	12	1	837	266	56	2	3	6	16	.229	.295	.350	.645
9	Cardinals	11	4	.733	15	.267	502	52	104	28	1	9	49	44	11	147	8	1	565	161	38	3	5	5	6	.207	.283	.321	.604
10	Brewers	11	4	.733	15	.267	491	46	120	20	0	15	45	38	7	149	8	1	542	185	35	3	3	0	13	.244	.306	.377	.683
11	Mets	8	8	.500	16	.500	527	72	126	15	4	16	72	67	14	138	9	0	616	197	35	0	8	3	10	.239	.336	.374	.710
12	Twins	8	3	.727	11	.273	344	27	66	15	0	11	26	48	6	122	3	1	399	114	26	1	0	0	10	.192	.302	.331	.633
13	Diamondbacks	7	10	.412	17	.588	575	73	146	25	2	21	72	56	3	157	23	4	649	238	48	9	6	3	10	.254	.320	.414	.734
14	Red Sox	7	7	.500	14	.500	486	66	124	20	2	23	65	47	3	119	4	1	541	217	45	4	1	0	17	.255	.324	.447	.771
15	Blue Jays	7	3	.700	10	.300	348	47	96	20	0	13	45	20	7	81	3	0	381	155	33	1	5	2	6	.276	.324	.445	.769
16	Tigers	6	8	.429	14	.571	467	48	103	27	0	8	47	56	7	152	6	1	535	154	35	3	2	4	8	.221	.312	.330	.642
17	Orioles	5	0	1.000	5	.000	169	12	36	8	0	4	12	13	1	45	0	1	184	56	12	0	1	0	2	.213	.272	.331	.603
18	Mariners	5	4	.556	9	.444	339	39	75	19	1	10	36	29	4	97	2	2	374	126	30	0	2	2	5	.221	.289	.372	.660
19	Cubs	5	3	.625	8	.375	246	17	50	8	0	9	16	19	6	81	1	3	274	85	17	2	1	2	4	.203	.276	.346	.621
20	Marlins	5	2	.714	7	.286	226	14	42	10	0	4	14	13	7	64	3	1	246	64	14	0	0	1	6	.186	.252	.283	.535
21	White Sox	5	2	.714	7	.286	253	29	72	9	0	8	29	18	5	68	1	1	277	105	17	0	1	0	6	.285	.343	.415	.758
22	Athletics	5	3	.625	8	.375	260	35	62	6	0	15	33	25	2	66	0	0	291	113	21	0	4	1	8	.238	.306	.435	.740
23	Nationals	5	12	.294	17	.706	566	78	137	27	2	19	75	59	5	154	4	0	643	225	48	9	4	8	10	.242	.317	.398	.715
24	Rangers	4	13	.235	17	.765	600	97	151	29	3	30	91	66	7	148	10	0	675	276	62	0	2	3	11	.252	.332	.460	.792
25	Reds	4	0	1.000	4	.000	144	9	26	3	0	0	9	15	2	53	2	1	162	29	3	0	1	1	0	.181	.265	.201	.467