Since 2010, the Miami Marlins have the worst record by a team, with a record of 1039-1333.

	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	1039-1333	.438	2,372	1,039	1,333	80,344	9,331	19,868	3,688	430	2,093	8,874	6,679	816	19,611	1,378	473	89,030	30,695	6,211	653	538	447	1,808	.247	.310	.382	.692
2	Rockies	1048-1327	.441	2,375	1,048	1,327	81,255	11,015	21,219	4,221	593	2,641	10,535	6,950	680	19,945	1,247	500	90,160	34,549	7,455	682	593	476	1,735	.261	.322	.425	.748
3	White Sox	1068-1307	.450	2,375	1,068	1,307	80,711	9,884	20,216	3,764	334	2,475	9,456	6,367	929	19,200	1,266	526	88,949	32,073	6,573	405	537	268	1,795	.250	.311	.397	.708
4	Royals	1092-1285	.459	2,377	1,092	1,285	81,004	9,958	20,798	4,026	503	2,117	9,481	6,173	763	17,022	1,870	572	89,052	32,181	6,646	439	673	317	1,770	.257	.313	.397	.710
5	Pirates	1101-1273	.464	2,375	1,101	1,273	80,041	9,626	19,610	3,876	460	2,177	9,190	7,203	913	19,492	1,312	566	89,353	30,937	6,513	637	559	455	1,663	.245	.313	.387	.699
6	Orioles	1122-1252	.473	2,374	1,122	1,252	81,132	10,407	20,330	3,920	272	2,980	9,976	6,557	833	19,309	1,003	367	89,392	33,734	7,172	306	564	284	1,756	.251	.311	.416	.727
7	Reds	1135-1242	.477	2,377	1,135	1,242	80,203	10,379	19,899	3,868	372	2,671	9,910	7,570	1,053	19,703	1,588	579	90,095	32,524	6,911	699	570	454	1,639	.248	.319	.406	.725
8	Diamondbacks	1142-1233	.481	2,375	1,142	1,233	80,897	10,793	20,293	4,211	571	2,541	10,268	7,749	800	19,496	1,496	484	90,685	33,269	7,323	597	642	505	1,665	.251	.320	.411	.731
9	Tigers	1143-1228	.482	2,371	1,143	1,228	80,982	10,306	20,782	4,017	503	2,386	9,877	6,986	712	19,272	986	404	89,609	32,963	6,906	307	622	398	1,823	.257	.319	.407	.726
10	Padres	1146-1227	.483	2,373	1,146	1,227	79,440	9,771	19,221	3,692	401	2,358	9,284	7,442	761	19,600	1,626	531	88,864	30,789	6,451	642	579	438	1,621	.242	.311	.388	.698
11	Twins	1147-1228	.483	2,375	1,147	1,228	81,040	10,748	20,415	4,206	384	2,648	10,242	7,613	863	19,168	1,060	408	90,428	33,333	7,238	309	603	341	1,702	.252	.321	.411	.732
12	Angels	1154-1219	.486	2,373	1,154	1,219	80,265	10,394	19,958	3,818	352	2,694	9,906	7,168	898	18,474	1,352	513	89,321	32,562	6,864	387	603	431	1,821	.249	.315	.406	.721
13	Athletics	1162-1213	.489	2,375	1,162	1,213	80,165	10,273	19,409	3,994	365	2,615	9,772	7,700	856	18,911	1,281	386	89,614	31,978	6,974	288	605	272	1,766	.242	.313	.399	.712
14	Mariners	1165-1209	.491	2,374	1,165	1,209	80,070	9,851	19,215	3,640	292	2,633	9,410	7,413	953	20,072	1,424	510	89,317	31,338	6,565	339	542	316	1,598	.240	.310	.391	.701
15	Rangers	1186-1191	.499	2,377	1,186	1,191	80,822	10,965	20,525	3,890	354	2,786	10,417	7,183	898	18,704	1,629	572	89,932	33,481	7,030	398	631	350	1,635	.254	.319	.414	.734
16	Nationals	1188-1187	.500	2,375	1,188	1,187	80,229	10,468	20,365	4,013	360	2,547	9,956	7,493	890	18,615	1,594	505	89,910	32,739	6,920	684	614	504	1,731	.254	.322	.408	.730
17	Cubs	1190-1186	.501	2,377	1,190	1,186	80,314	10,521	19,852	3,991	434	2,654	10,011	7,774	1,075	20,234	1,245	493	90,259	32,673	7,079	551	545	477	1,671	.247	.320	.407	.727
18	Mets	1190-1186	.501	2,376	1,190	1,186	80,318	10,220	19,860	3,955	365	2,568	9,801	7,636	1,075	18,935	1,227	418	90,147	32,249	6,888	557	561	506	1,716	.247	.319	.402	.720
19	Blue Jays	1194-1180	.503	2,374	1,194	1,180	80,656	10,946	20,269	4,197	277	3,076	10,468	7,639	781	18,461	1,176	416	89,959	34,248	7,550	303	580	277	1,839	.251	.320	.425	.745
20	Phillies	1198-1177	.504	2,375	1,198	1,177	80,745	10,367	20,123	3,922	447	2,560	9,903	7,364	862	19,201	1,439	389	90,084	32,619	6,929	574	539	520	1,633	.249	.317	.404	.721
21	Astros	1222-1152	.515	2,374	1,222	1,152	80,687	10,749	20,516	4,118	319	2,776	10,248	7,397	848	18,441	1,395	517	89,956	33,600	7,213	411	613	338	1,849	.254	.321	.416	.738
22	Giants	1225-1151	.516	2,376	1,225	1,151	80,744	10,019	20,149	4,035	471	2,225	9,545	7,305	770	18,790	1,052	430	90,042	31,801	6,731	574	649	502	1,787	.250	.315	.394	.709
23	Brewers	1242-1135	.523	2,377	1,242	1,135	80,042	10,536	19,849	3,883	384	2,774	10,048	7,781	959	20,128	1,796	518	89,923	32,822	7,041	611	530	453	1,753	.248	.320	.410	.730
24	Red Sox	1249-1128	.525	2,377	1,249	1,128	82,494	11,718	21,795	4,875	356	2,761	11,152	7,796	837	18,945	1,335	410	92,026	35,665	7,992	250	649	501	1,839	.264	.332	.432	.764
25	Guardians	1255-1116	.529	2,371	1,255	1,116	80,175	10,497	20,122	4,163	348	2,457	9,977	7,673	878	17,813	1,645	483	89,818	32,352	6,968	418	674	411	1,711	.251	.321	.404	.724