The Athletics and the Seattle Mariners are tied for the lowest run differential in their last 20 games, with a differential of -25 runs.

	TEAM	DIFF	G	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	Athletics	-25	20	.400	8	12	681	93	170	38	1	28	91	72	8	179	15	3	765	294	67	1	3	0	15	.250	.327	.432	.759
2	Mariners	-25	20	.350	7	13	686	70	170	30	1	18	68	55	8	172	26	5	756	256	49	3	4	4	12	.248	.309	.373	.683
3	Nationals	-23	20	.300	6	14	670	75	157	33	2	15	72	52	11	127	10	9	738	239	50	2	3	2	15	.234	.299	.357	.656
4	White Sox	-22	20	.300	6	14	671	73	154	36	4	13	68	68	2	188	10	6	754	237	53	6	7	3	12	.230	.299	.353	.653
5	Rockies	-22	20	.400	8	12	685	85	170	34	10	27	83	48	12	194	8	5	751	305	71	1	5	0	20	.248	.307	.445	.752
6	Twins	-20	20	.350	7	13	696	98	180	33	1	30	96	70	14	174	8	3	783	305	64	0	3	0	13	.259	.337	.438	.775
7	Royals	-16	20	.400	8	12	677	70	171	26	4	20	69	47	4	123	14	6	737	265	50	5	4	4	14	.253	.303	.391	.695
8	Diamondbacks	-15	20	.500	10	10	667	103	160	24	6	29	102	72	10	177	8	6	758	283	59	4	5	2	12	.240	.321	.424	.745
9	Cardinals	-12	20	.450	9	11	688	90	169	28	0	21	86	63	14	169	6	3	772	260	49	3	4	2	13	.246	.320	.378	.698
10	Yankees	-11	20	.450	9	11	665	75	156	29	1	25	73	73	6	179	16	8	749	262	55	2	3	6	17	.235	.315	.394	.709
11	Marlins	-11	20	.400	8	12	681	76	174	31	2	16	74	51	5	147	10	6	748	257	49	4	7	0	12	.256	.309	.377	.687
12	Guardians	-8	20	.400	8	12	651	67	150	26	2	19	64	58	6	177	21	4	719	237	47	1	3	4	17	.230	.298	.364	.662
13	Angels	-5	20	.550	11	9	671	79	150	19	2	26	75	52	13	185	11	6	742	251	47	3	3	3	13	.224	.291	.374	.665
14	Phillies	-4	20	.500	10	10	667	83	166	30	3	22	81	56	10	145	12	5	737	268	55	3	1	3	10	.249	.316	.402	.718
15	Red Sox	1	20	.600	12	8	679	89	158	37	3	23	85	70	13	205	10	2	768	270	63	2	4	4	15	.233	.315	.398	.712
16	Padres	3	20	.450	9	11	664	79	157	32	4	11	75	61	8	148	14	3	748	230	47	6	9	2	16	.236	.305	.346	.651
17	Giants	3	20	.550	11	9	651	76	155	30	4	17	72	78	12	168	16	4	757	244	51	6	10	2	15	.238	.326	.375	.701
18	Tigers	4	20	.600	12	8	678	87	170	35	6	26	86	58	7	169	7	1	749	295	67	0	6	2	9	.251	.314	.435	.749
19	Mets	6	20	.550	11	9	681	94	163	28	1	36	94	73	14	167	19	2	770	301	65	0	2	2	17	.239	.325	.442	.767
20	Pirates	8	20	.500	10	10	652	72	147	26	4	14	67	56	7	180	14	9	723	223	44	2	6	1	15	.225	.291	.342	.633
21	Reds	9	20	.600	12	8	661	95	166	27	0	29	93	69	3	161	7	5	742	280	56	3	6	3	14	.251	.322	.424	.746
22	Dodgers	10	20	.600	12	8	687	106	182	34	4	29	102	72	8	154	6	1	777	311	67	0	10	6	15	.265	.337	.453	.790
23	Cubs	13	20	.600	12	8	671	73	153	30	2	24	73	55	6	159	25	4	736	259	56	0	4	3	11	.228	.291	.386	.677
24	Braves	15	20	.450	9	11	674	91	163	27	1	22	87	78	6	170	4	3	765	258	50	1	6	4	13	.242	.323	.383	.706
25	Astros	16	20	.650	13	7	685	91	181	34	1	25	87	51	8	158	18	3	750	292	60	1	5	0	22	.264	.320	.426	.747