Since March 31, 2014, the Miami Marlins have the worst record by a team, with a record of 737-941.

	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	737-941	.439	1,678	737	941	56,847	6,670	14,132	2,564	285	1,516	6,344	4,569	606	14,133	922	321	62,785	21,814	4,365	387	376	285	1,323	.249	.309	.384	.693
2	White Sox	739-940	.440	1,679	739	940	57,090	6,974	14,233	2,722	248	1,748	6,668	4,405	656	14,474	773	307	62,758	22,695	4,718	248	359	166	1,259	.249	.309	.398	.706
3	Rockies	746-934	.444	1,680	746	934	57,454	7,891	14,965	3,016	398	1,938	7,554	4,799	498	14,591	797	336	63,576	24,591	5,352	407	418	304	1,244	.260	.321	.428	.749
4	Reds	753-927	.448	1,680	753	927	56,388	7,260	13,796	2,654	270	1,920	6,933	5,275	781	14,280	1,192	410	63,226	22,750	4,844	394	388	245	1,171	.245	.316	.403	.719
5	Tigers	755-920	.451	1,675	755	920	56,927	6,989	14,209	2,769	368	1,666	6,700	4,714	512	14,383	754	307	62,720	22,712	4,803	144	423	211	1,230	.250	.311	.399	.710
6	Royals	769-911	.458	1,680	769	911	56,910	7,066	14,374	2,791	349	1,593	6,713	4,311	590	12,692	1,277	378	62,542	22,642	4,733	266	465	174	1,214	.253	.310	.398	.707
7	Pirates	784-894	.467	1,679	784	894	56,753	7,002	13,981	2,758	319	1,580	6,678	5,173	690	13,871	901	373	63,392	22,117	4,657	376	400	316	1,159	.246	.315	.390	.705
8	Rangers	791-889	.471	1,680	791	889	56,805	7,619	14,027	2,688	238	1,988	7,236	5,134	680	14,245	1,082	379	63,262	23,155	4,914	223	420	206	1,100	.247	.315	.408	.722
9	Orioles	794-886	.473	1,680	794	886	57,295	7,456	14,272	2,752	202	2,175	7,155	4,655	619	14,286	684	240	63,143	23,953	5,129	185	389	166	1,156	.249	.310	.418	.729
10	Athletics	795-885	.473	1,680	795	885	56,609	7,286	13,561	2,795	243	1,953	6,948	5,403	662	13,838	791	239	63,238	22,701	4,991	160	404	176	1,271	.240	.311	.401	.712
11	Diamondbacks	796-882	.474	1,678	796	882	57,211	7,681	14,268	2,909	428	1,829	7,276	5,377	594	13,941	1,079	285	64,029	23,520	5,166	387	460	301	1,166	.249	.318	.411	.729
12	Angels	801-879	.477	1,680	801	879	56,655	7,365	13,881	2,650	233	1,968	7,018	5,173	682	13,544	878	335	63,137	22,901	4,851	208	419	296	1,254	.245	.314	.404	.718
13	Padres	805-874	.479	1,679	805	874	56,127	7,042	13,515	2,625	260	1,826	6,719	5,249	545	14,232	1,022	348	62,706	22,138	4,711	381	404	252	1,178	.241	.310	.394	.704
14	Phillies	816-864	.486	1,680	816	864	56,982	7,363	14,077	2,776	307	1,894	7,022	5,217	613	14,442	1,005	283	63,521	23,149	4,977	332	377	311	1,128	.247	.315	.406	.721
15	Twins	832-848	.495	1,680	832	848	57,290	7,839	14,363	2,996	267	2,076	7,480	5,444	655	14,269	687	262	63,994	24,121	5,339	178	427	221	1,148	.251	.321	.421	.742
16	Nationals	834-846	.496	1,680	834	846	56,725	7,595	14,474	2,873	248	1,839	7,223	5,435	662	13,168	1,136	348	63,675	23,360	4,960	404	449	349	1,251	.255	.325	.412	.737
17	Giants	849-831	.505	1,680	849	831	57,069	7,182	14,095	2,825	319	1,682	6,867	5,250	588	13,983	702	271	63,650	22,604	4,826	293	450	314	1,243	.247	.315	.396	.711
18	Mets	857-823	.510	1,680	857	823	56,655	7,364	13,954	2,747	222	2,011	7,078	5,373	859	13,755	739	261	63,563	23,178	4,980	299	377	308	1,236	.246	.319	.409	.728
19	Blue Jays	859-821	.511	1,680	859	821	57,032	7,841	14,392	2,993	175	2,210	7,513	5,513	569	13,396	723	253	63,700	24,365	5,378	185	401	155	1,341	.252	.322	.427	.750
20	Mariners	864-816	.514	1,680	864	816	56,630	7,318	13,704	2,611	208	2,023	6,997	5,342	792	14,587	959	359	63,344	22,800	4,842	193	387	205	1,163	.242	.314	.403	.717
21	Red Sox	880-800	.524	1,680	880	800	58,179	8,201	15,226	3,371	246	1,944	7,787	5,457	603	13,750	895	288	64,815	24,921	5,561	138	438	318	1,310	.262	.329	.428	.757
22	Brewers	889-792	.529	1,681	889	792	56,380	7,446	13,770	2,713	233	2,011	7,110	5,719	641	15,013	1,259	358	63,437	22,982	4,957	327	370	302	1,273	.244	.319	.408	.727
23	Cubs	889-791	.529	1,681	889	791	56,677	7,690	13,985	2,759	304	1,982	7,326	5,798	842	14,948	903	352	64,060	23,298	5,045	341	402	347	1,159	.247	.324	.411	.735
24	Braves	890-788	.530	1,678	890	788	57,152	7,719	14,546	2,929	223	2,039	7,398	5,330	619	13,931	865	296	63,851	24,038	5,191	362	388	372	1,224	.255	.323	.421	.743
25	Rays	896-784	.533	1,680	896	784	56,857	7,383	14,032	2,836	304	1,913	7,019	5,374	778	14,785	1,089	413	63,586	23,215	5,053	161	416	214	1,097	.247	.318	.408	.727