Kyle Freeland has the worst ERA this season, with an ERA of 5.72.

Interpreted as:

worst era with a minimum of 1 IP per team game player this regular season

	NAME	ERA	SEASON	TM	G	W	L	W%	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Kyle Freeland K. Freeland	5.72	2025	COL	12	0	8	.000	12	48	0	0	0	61.1	87	39	49	7	13	1	0	1	280	1	7.04	1.91	3.69	1.03	17.1	4.6	1.63	.379	7.19	124	3.67	88	12.77	3.2
2	Zac Gallen Z. Gallen	5.54	2025	AZ	12	3	7	.300	12	66	0	0	0	66.2	61	41	42	10	32	2	0	1	292	1	8.91	4.32	2.06	1.35	22.6	11.0	1.39	.280	5.67	135	4.57	119	8.24	-5.7
3	Jack Kochanowicz J. Kochanowicz	5.34	2025	LAA	12	3	7	.300	12	44	0	0	0	64.0	68	38	39	10	32	5	0	2	283	3	6.19	4.50	1.38	1.41	15.5	11.3	1.56	.302	5.48	132	5.46	130	9.56	-8.6
4	Kyle Hendricks K. Hendricks	5.34	2025	LAA	11	2	6	.250	11	39	0	0	0	59.0	58	35	35	11	18	4	0	2	251	0	5.95	2.75	2.17	1.68	15.5	7.2	1.29	.263	5.34	132	5.29	126	8.85	-6.9
5	JP Sears	5.05	2025	ATH	12	4	5	.444	12	46	0	0	0	62.1	69	35	35	13	11	4	0	0	268	0	6.64	1.59	4.18	1.88	17.2	4.1	1.28	.289	5.05	128	5.03	123	9.96	-6.6
6	Brandon Pfaadt B. Pfaadt	5.05	2025	AZ	12	7	4	.636	12	49	0	0	0	62.1	67	35	37	12	15	6	0	1	269	1	7.07	2.17	3.27	1.73	18.2	5.6	1.32	.294	5.34	123	5.01	131	9.67	-8.5
7	Shane Baz S. Baz	4.92	2025	TBR	11	4	3	.571	11	55	0	0	0	60.1	61	33	33	12	22	3	0	0	257	0	8.20	3.28	2.50	1.79	21.4	8.6	1.38	.297	4.92	130	5.08	128	9.10	-7.8
8	Max Meyer M. Meyer	4.73	2025	MIA	12	3	5	.375	12	68	0	0	0	64.2	72	34	39	12	20	2	0	0	285	0	9.46	2.78	3.40	1.67	23.9	7.0	1.42	.328	5.43	114	4.40	111	10.02	-3.2
9	Jeffrey Springs J. Springs	4.72	2025	ATH	12	5	4	.556	12	49	0	0	0	61.0	55	32	39	10	29	0	0	0	268	0	7.23	4.28	1.69	1.48	18.3	10.8	1.38	.250	5.75	119	5.02	123	8.11	-6.4
10	Mitchell Parker M. Parker	4.71	2025	WSH	12	4	5	.444	12	42	0	0	0	65.0	57	34	36	6	28	3	0	0	279	2	5.82	3.88	1.50	0.83	15.1	10.0	1.31	.255	4.98	117	4.41	110	7.89	-2.9
11	Dean Kremer D. Kremer	4.70	2025	BAL	12	5	5	.500	12	51	0	0	0	67.0	75	35	37	10	18	1	0	0	291	4	6.85	2.42	2.83	1.34	17.5	6.2	1.39	.308	4.97	121	4.34	109	10.07	-2.7
12	Dylan Cease D. Cease	4.66	2025	SDP	12	1	4	.200	12	78	0	0	0	63.2	61	33	35	8	21	1	0	1	269	2	11.03	2.97	3.71	1.13	29.0	7.8	1.29	.329	4.95	119	3.29	84	8.62	4.4
13	Brady Singer B. Singer	4.66	2025	CIN	12	6	4	.600	12	53	0	0	0	63.2	59	33	36	8	26	1	0	0	271	0	7.49	3.68	2.04	1.13	19.6	9.6	1.34	.279	5.09	108	4.31	103	8.34	-0.6
14	Jonathan Cannon J. Cannon	4.66	2025	CWS	12	2	6	.250	10	51	0	0	0	63.2	68	33	34	11	21	4	0	0	281	2	7.21	2.97	2.43	1.55	18.1	7.5	1.40	.294	4.81	117	4.89	117	9.61	-4.7
15	Luis L. Ortiz L. L. Ortiz	4.40	2025	CLE	11	2	6	.250	11	64	0	0	0	59.1	55	29	30	7	30	0	0	0	258	0	9.71	4.55	2.13	1.06	24.8	11.6	1.43	.306	4.55	112	3.96	98	8.34	0.4
16	Michael Lorenzen M. Lorenzen	4.33	2025	KCR	11	3	6	.333	11	52	0	0	0	62.1	68	30	32	10	19	2	0	0	272	8	7.51	2.74	2.74	1.44	19.1	7.0	1.40	.307	4.62	104	4.50	110	9.82	-2.9
17	Andre Pallante A. Pallante	4.23	2025	STL	11	4	3	.571	11	42	0	0	0	61.2	61	29	30	9	23	0	0	0	264	4	6.13	3.36	1.83	1.31	15.9	8.7	1.36	.274	4.38	106	4.72	122	8.90	-6
18	Sean Burke S. Burke	4.20	2025	CWS	12	3	6	.333	10	45	0	0	0	60.0	54	28	33	9	31	4	0	0	264	2	6.75	4.65	1.45	1.35	17.0	11.7	1.42	.257	4.95	105	5.27	126	8.10	-6.9
19	Randy Vásquez R. Vásquez	3.99	2025	SDP	12	3	4	.429	12	35	0	0	0	58.2	56	26	27	8	30	3	0	0	257	2	5.37	4.60	1.17	1.23	13.6	11.7	1.47	.265	4.14	102	5.34	136	8.59	-9.4
20	Taj Bradley T. Bradley	3.95	2025	TBR	12	4	5	.444	12	64	0	0	0	70.2	58	31	33	9	27	4	0	0	291	0	8.15	3.44	2.37	1.15	22.0	9.3	1.20	.262	4.20	104	4.23	107	7.39	-2.3
21	Jake Irvin J. Irvin	3.93	2025	WSH	12	5	1	.833	12	47	0	0	0	73.1	66	32	32	10	20	1	0	0	302	1	5.77	2.45	2.35	1.23	15.6	6.6	1.17	.250	3.93	97	4.42	111	8.10	-3.4
22	Nick Martinez N. Martinez	3.89	2025	CIN	12	3	6	.333	12	47	0	0	0	69.1	66	30	31	6	15	2	0	0	279	5	6.10	1.95	3.13	0.78	16.8	5.4	1.17	.287	4.02	90	3.57	85	8.57	4.7
23	Luis Severino L. Severino	3.89	2025	ATH	12	1	4	.200	12	54	0	0	0	71.2	66	31	33	4	22	4	0	1	305	1	6.78	2.76	2.45	0.50	17.7	7.2	1.23	.281	4.14	98	3.38	83	8.29	5.6
24	Tyler Anderson T. Anderson	3.86	2025	LAA	12	2	2	.500	12	51	0	0	0	65.1	57	28	32	11	26	2	0	3	282	4	7.03	3.58	1.96	1.52	18.1	9.2	1.27	.240	4.41	96	4.98	119	7.85	-5.5
25	José Berríos J. Berríos	3.86	2025	TOR	12	2	2	.500	12	65	0	0	0	70.0	63	30	30	10	28	3	0	1	293	1	8.36	3.60	2.32	1.29	22.2	9.6	1.30	.283	3.86	99	4.40	108	8.10	-2.5