Antonio Senzatela has given up the most runs this season, with 70 runs.

Interpreted as:

pitchers with the worst run support this regular season

	NAME	R	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	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	Antonio Senzatela A. Senzatela	70	2025	COL	18	3	12	.200	17	6.57	46	0	0	0	86.1	132	63	14	32	3	0	0	417	8	4.80	3.34	1.44	1.46	11.0	7.7	1.90	.366	7.30	141	5.34	126	13.76	-9.8
2	Sandy Alcantara S. Alcantara	68	2025	MIA	17	4	8	.333	17	7.01	67	0	0	0	86.0	89	67	11	35	4	0	0	385	4	7.01	3.66	1.91	1.15	17.4	9.1	1.44	.291	7.12	167	4.55	112	9.31	-4.8
3	Zac Gallen Z. Gallen	67	2025	AZ	18	6	9	.400	18	5.45	98	0	0	0	104.0	100	63	20	42	2	0	1	448	1	8.48	3.63	2.33	1.73	21.9	9.4	1.37	.280	5.80	131	4.97	127	8.65	-12.6
4	Germán Márquez G. Márquez	64	2025	COL	17	3	9	.250	17	5.62	61	0	0	0	83.1	106	52	10	27	5	0	0	384	4	6.59	2.92	2.26	1.08	15.9	7.0	1.60	.342	6.91	121	4.33	102	11.45	-0.6
5	Luis Severino L. Severino	64	2025	ATH	18	2	9	.182	18	5.09	71	0	0	0	104.1	110	59	11	34	8	0	1	462	3	6.12	2.93	2.09	0.95	15.4	7.4	1.38	.293	5.52	127	4.30	105	9.49	-2.4
6	Kyle Freeland K. Freeland	63	2025	COL	16	1	9	.100	16	5.49	61	0	0	0	83.2	112	51	9	20	2	0	1	375	1	6.56	2.15	3.05	0.97	16.3	5.3	1.58	.364	6.78	118	3.81	90	12.05	4
7	Trevor Williams T. Williams	59	2025	WSH	17	3	10	.231	17	6.21	65	0	0	0	82.2	106	57	11	21	2	0	0	373	1	7.08	2.29	3.10	1.20	17.4	5.6	1.54	.347	6.42	152	4.07	100	11.54	0.1
8	Brandon Pfaadt B. Pfaadt	58	2025	AZ	18	8	6	.571	18	5.42	80	0	0	0	91.1	103	55	16	23	9	0	1	402	2	7.88	2.27	3.48	1.58	19.9	5.7	1.38	.318	5.72	130	4.66	119	10.15	-7.8
9	Eduardo Rodriguez E. Rodriguez	57	2025	AZ	15	3	5	.375	15	5.78	87	0	0	0	76.1	97	49	14	27	1	0	1	354	3	10.26	3.18	3.22	1.65	24.6	7.6	1.62	.369	6.72	139	4.29	109	11.44	-3.3
10	Taj Bradley T. Bradley	57	2025	TBR	17	5	6	.455	17	4.79	79	0	0	0	92.0	84	49	12	36	4	0	0	390	2	7.73	3.52	2.19	1.17	20.3	9.2	1.30	.278	5.58	124	4.36	110	8.22	-4.3
11	Jake Irvin J. Irvin	56	2025	WSH	18	7	3	.700	18	4.71	75	0	0	0	105.0	102	55	20	33	3	0	0	447	1	6.43	2.83	2.27	1.71	16.8	7.4	1.29	.259	4.80	116	5.16	126	8.74	-12.4
12	Jeffrey Springs J. Springs	55	2025	ATH	18	6	6	.500	16	4.07	79	0	0	0	97.1	83	44	16	37	1	0	0	412	0	7.30	3.42	2.14	1.48	19.2	9.0	1.23	.240	5.09	101	4.77	116	7.67	-7.3
13	Bailey Ober B. Ober	55	2025	MIN	17	4	6	.400	17	5.28	74	1	0	0	92.0	108	54	21	22	4	0	0	406	1	7.24	2.15	3.36	2.05	18.2	5.4	1.41	.305	5.38	132	5.29	129	10.57	-12.2
14	Ben Brown B. Brown	55	2025	CHC	16	4	6	.400	14	6.13	91	0	0	0	79.1	94	54	13	27	4	0	0	359	1	10.32	3.06	3.37	1.47	25.3	7.5	1.53	.362	6.24	153	4.09	103	10.66	-1.2
15	Dylan Cease D. Cease	53	2025	SDP	18	3	8	.273	18	4.62	121	0	0	0	97.1	93	50	12	36	3	0	1	419	2	11.19	3.33	3.36	1.11	28.9	8.6	1.33	.328	4.90	117	3.40	85	8.60	6.5
16	Michael Lorenzen M. Lorenzen	53	2025	KCR	17	4	8	.333	17	4.95	78	0	0	0	92.2	99	51	17	28	2	0	0	400	10	7.58	2.72	2.79	1.65	19.5	7.0	1.37	.298	5.15	117	4.75	116	9.62	-6.8
17	Miles Mikolas M. Mikolas	53	2025	STL	17	4	6	.400	17	5.26	60	0	0	0	87.1	97	51	15	20	2	0	0	376	1	6.18	2.06	3.00	1.55	16.0	5.3	1.34	.294	5.46	130	4.70	119	10.00	-7.3
18	Chris Paddack C. Paddack	53	2025	MIN	18	3	7	.300	18	4.64	68	0	0	0	95.0	92	49	13	24	3	0	0	400	2	6.44	2.27	2.83	1.23	17.0	6.0	1.22	.271	5.02	116	4.28	105	8.72	-2
19	Jack Kochanowicz J. Kochanowicz	53	2025	LAA	17	3	8	.273	17	5.44	61	0	0	0	86.0	94	52	15	40	6	0	2	376	3	6.38	4.19	1.53	1.57	16.2	10.6	1.56	.311	5.55	133	5.53	131	9.84	-12.1
20	Jesús Luzardo J. Luzardo	52	2025	PHI	18	7	5	.583	18	4.44	115	0	0	0	97.1	108	48	7	35	1	0	0	423	2	10.63	3.24	3.29	0.65	27.2	8.3	1.47	.381	4.81	108	2.76	67	9.99	14.5
21	Chase Dollander C. Dollander	52	2025	COL	14	2	9	.182	14	6.65	50	0	0	0	65.0	69	48	15	29	2	0	0	290	1	6.92	4.02	1.72	2.08	17.2	10.0	1.51	.278	7.20	143	5.97	141	9.55	-11.8
22	Kyle Hendricks K. Hendricks	51	2025	LAA	17	5	6	.455	17	4.68	62	0	0	0	92.1	94	48	15	23	4	0	3	391	0	6.04	2.24	2.70	1.46	15.9	5.9	1.27	.275	4.97	114	4.73	112	9.16	-5
23	Mitchell Parker M. Parker	51	2025	WSH	17	5	8	.385	17	4.63	62	0	0	0	91.1	87	47	11	36	3	0	0	393	2	6.11	3.55	1.72	1.08	15.8	9.2	1.35	.270	5.03	114	4.57	112	8.57	-4.9
24	Chris Bassitt C. Bassitt	50	2025	TOR	18	8	4	.667	18	4.32	102	0	0	0	100.0	111	48	12	28	8	0	0	440	3	9.18	2.52	3.64	1.08	23.2	6.4	1.39	.341	4.50	109	3.68	90	9.99	4.6
25	Walker Buehler W. Buehler	50	2025	BOS	14	5	6	.455	14	6.45	59	0	0	0	67.0	74	48	15	32	8	0	0	307	0	7.93	4.30	1.84	2.01	19.2	10.4	1.58	.306	6.72	151	6.02	146	9.94	-13.9