Between the 2010 and 2020 seasons, the Miami Marlins had the worst record by a team, with a record of 738-940.

	TEAM	REC	W%	G	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	Marlins	738-940	.440	1,678	738	940	57,011	6,624	14,222	2,637	333	1,431	6,295	4,822	563	13,533	897	336	63,342	21,818	4,401	564	382	372	1,293	.249	.312	.383	.695
2	Padres	776-904	.462	1,680	776	904	56,165	6,626	13,435	2,546	324	1,589	6,281	5,027	510	14,253	1,174	401	62,629	21,396	4,459	529	398	333	1,107	.239	.306	.381	.686
3	Rockies	778-903	.463	1,681	778	903	57,840	8,020	15,450	3,012	456	1,926	7,663	4,972	435	13,637	944	392	64,257	25,152	5,394	589	421	409	1,215	.267	.328	.435	.762
4	White Sox	778-901	.463	1,679	778	901	57,305	7,096	14,578	2,665	280	1,795	6,790	4,473	672	13,310	937	434	63,173	23,188	4,740	326	397	221	1,264	.254	.314	.405	.718
5	Orioles	780-900	.464	1,680	780	900	57,703	7,308	14,614	2,745	165	2,141	7,002	4,499	554	13,329	617	254	63,394	24,112	5,051	252	386	231	1,336	.253	.311	.418	.729
6	Royals	784-896	.467	1,680	784	896	57,658	7,059	15,059	2,924	347	1,452	6,699	4,329	522	11,581	1,305	411	63,300	23,033	4,723	341	450	260	1,356	.261	.316	.399	.716
7	Mariners	785-895	.467	1,680	785	895	56,952	6,809	13,871	2,609	235	1,779	6,491	4,981	541	13,546	974	387	63,148	22,287	4,623	295	379	261	1,159	.244	.309	.391	.700
8	Twins	801-879	.477	1,680	801	879	57,585	7,609	14,680	3,015	296	1,781	7,252	5,371	511	13,065	791	326	64,163	23,630	5,092	270	426	282	1,185	.255	.322	.410	.732
9	Reds	806-874	.480	1,680	806	874	56,928	7,236	14,279	2,726	272	1,868	6,907	5,341	659	13,445	1,045	415	63,951	23,153	4,866	612	411	407	1,168	.251	.320	.407	.727
10	Tigers	805-870	.481	1,675	805	870	57,670	7,452	15,252	2,985	356	1,710	7,136	4,969	489	12,988	670	304	63,829	24,079	5,051	259	442	356	1,374	.264	.326	.418	.743
11	Pirates	811-867	.483	1,679	811	867	56,908	6,927	14,245	2,841	341	1,543	6,621	4,992	675	13,275	891	433	63,509	22,397	4,725	542	392	387	1,229	.250	.316	.394	.710
12	Phillies	815-865	.485	1,680	815	865	57,205	7,081	14,185	2,757	333	1,690	6,748	5,091	598	13,213	927	277	63,744	22,678	4,780	491	359	419	1,165	.248	.314	.396	.711
13	Astros	818-862	.487	1,680	818	862	57,034	7,393	14,407	2,924	249	1,888	7,019	5,151	567	13,265	1,036	411	63,531	23,493	5,061	359	420	245	1,303	.253	.319	.412	.730
14	Diamondbacks	818-862	.487	1,680	818	862	57,513	7,537	14,548	2,998	427	1,783	7,179	5,388	522	13,827	1,022	372	64,307	23,749	5,208	456	428	433	1,202	.253	.320	.413	.733
15	Mets	819-861	.488	1,680	819	861	57,157	7,114	14,169	2,871	273	1,747	6,831	5,417	644	13,247	852	328	64,093	22,827	4,891	472	403	428	1,218	.248	.318	.399	.717
16	Blue Jays	826-854	.492	1,680	826	854	57,107	7,729	14,236	2,953	206	2,230	7,378	5,436	512	13,122	828	302	63,733	24,291	5,389	258	420	210	1,302	.249	.318	.425	.743
17	Angels	848-832	.505	1,680	848	832	57,074	7,493	14,462	2,799	252	1,853	7,136	5,140	602	12,161	972	372	63,587	23,324	4,904	309	462	332	1,358	.253	.319	.409	.728
18	Giants	850-830	.506	1,680	850	830	57,427	6,909	14,579	2,910	379	1,400	6,569	4,928	466	12,512	772	351	63,786	22,447	4,689	497	468	405	1,306	.254	.316	.391	.706
19	Cubs	851-829	.507	1,681	851	829	56,971	7,327	14,161	2,892	305	1,853	6,966	5,463	738	14,054	704	345	63,997	23,222	5,050	455	370	408	1,204	.249	.320	.408	.728
20	Brewers	853-828	.507	1,681	853	828	56,827	7,365	14,315	2,808	295	1,982	7,024	5,268	667	13,935	1,210	383	63,678	23,659	5,085	542	374	362	1,269	.252	.321	.416	.737
21	Rangers	865-816	.515	1,681	865	816	57,324	7,903	14,839	2,836	273	1,962	7,489	5,082	669	12,804	1,178	448	63,901	24,107	5,071	354	472	289	1,215	.259	.324	.421	.745
22	Athletics	875-805	.521	1,680	875	805	57,105	7,535	14,120	2,934	285	1,854	7,163	5,593	554	12,822	847	280	63,891	23,186	5,073	199	440	223	1,286	.247	.318	.406	.724
23	Braves	878-801	.523	1,679	878	801	57,059	7,256	14,420	2,862	246	1,679	6,914	5,535	529	13,303	823	335	64,069	22,811	4,787	573	373	460	1,269	.253	.323	.400	.722
24	Indians	890-788	.530	1,678	890	788	56,974	7,530	14,455	3,043	245	1,767	7,166	5,684	573	12,606	1,082	345	64,051	23,289	5,055	339	481	281	1,246	.254	.325	.409	.734
25	Red Sox	896-784	.533	1,680	896	784	58,617	8,394	15,660	3,451	264	1,951	7,980	5,662	549	12,802	937	286	65,507	25,492	5,666	207	472	401	1,359	.267	.335	.435	.770