Tarik Skubal has the best K/BB this season, with 8.26 K/BB.

Interpreted as:

K/BB with a minimum of 1 IP per team game leaders 2025

	NAME	K/BB	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Tarik Skubal T. Skubal	8.26	2025	DET	24	11	3	.786	24	2.42	190	1	1	0	152.1	110	41	41	13	23	4	0	0	581	2	11.23	1.36	0.77	32.7	4.0	0.87	.276	2.42	60	2.26	55	6.50	32
2	Sonny Gray S. Gray	6.46	2025	STL	25	11	6	.647	25	4.30	155	1	1	0	140.1	143	67	72	19	24	3	0	0	577	1	9.94	1.54	1.22	26.9	4.2	1.19	.330	4.62	104	3.24	81	9.17	12.3
3	Zack Wheeler Z. Wheeler	5.91	2025	PHI	24	10	5	.667	24	2.71	195	1	0	0	149.2	107	45	48	19	33	8	0	0	585	2	11.73	1.98	1.14	33.3	5.6	0.94	.267	2.89	64	2.98	71	6.43	19.7
4	Joe Ryan J. Ryan	5.67	2025	MIN	24	12	5	.706	23	2.72	153	0	0	0	139.0	101	42	44	16	27	11	0	0	543	0	9.91	1.75	1.04	28.2	5.0	0.92	.253	2.85	67	3.23	77	6.54	14.7
5	Bryan Woo B. Woo	5.46	2025	SEA	24	10	7	.588	24	3.02	153	0	0	0	152.0	119	51	54	22	28	3	0	0	600	3	9.06	1.66	1.30	25.5	4.7	0.97	.246	3.20	79	3.59	90	7.05	7.1
6	Nick Lodolo N. Lodolo	5.17	2025	CIN	23	8	6	.571	23	3.05	124	2	1	0	129.2	110	44	46	17	24	11	0	0	526	2	8.61	1.67	1.18	23.6	4.6	1.03	.266	3.19	69	3.71	85	7.63	8.9
7	Logan Webb L. Webb	5.00	2025	SFG	26	11	9	.550	26	3.19	175	0	0	0	160.2	161	57	61	11	35	4	0	0	666	2	9.80	1.96	0.62	26.3	5.3	1.22	.340	3.42	78	2.55	65	9.02	25.5
8	Jacob deGrom J. deGrom	4.93	2025	TEX	24	10	5	.667	24	2.76	148	0	0	0	140.1	100	43	43	19	30	3	0	0	543	1	9.49	1.92	1.22	27.3	5.5	0.93	.236	2.76	68	3.47	81	6.41	12.2
9	Garrett Crochet G. Crochet	4.78	2025	BOS	25	13	5	.722	25	2.43	196	1	1	0	159.1	130	43	46	14	41	1	0	0	637	6	11.07	2.32	0.79	30.8	6.4	1.07	.301	2.60	56	2.58	61	7.34	28.7
10	Paul Skenes P. Skenes	4.61	2025	PIT	25	7	9	.438	25	2.13	166	1	0	0	148.0	106	35	38	9	36	6	0	0	581	2	10.09	2.19	0.55	28.6	6.2	0.96	.266	2.31	50	2.51	61	6.45	26.1
11	Cristopher Sánchez C. Sánchez	4.36	2025	PHI	24	11	4	.733	24	2.45	157	1	0	0	150.2	128	41	43	10	36	6	0	0	609	5	9.38	2.15	0.60	25.8	5.9	1.09	.295	2.57	58	2.73	65	7.65	24
12	Zack Littell Z. Littell	4.29	2025	TOT	25	9	8	.529	25	3.52	103	1	0	0	151.0	144	59	59	27	24	5	0	1	611	3	6.14	1.43	1.61	16.9	3.9	1.11	.259	3.52	89	4.65	114	8.58	-10.1
13	Matthew Boyd M. Boyd	4.20	2025	CHC	24	11	6	.647	24	2.46	126	0	0	0	142.2	115	39	44	12	30	5	0	0	558	1	7.95	1.89	0.76	22.6	5.4	1.02	.268	2.78	60	3.17	79	7.25	13.5
14	Nick Pivetta N. Pivetta	4.00	2025	SDP	24	12	4	.750	24	2.87	144	0	0	0	141.1	98	45	49	15	36	2	0	1	555	1	9.17	2.29	0.96	25.9	6.5	0.95	.232	3.12	71	3.26	80	6.24	12.6
15	Hunter Brown H. Brown	3.81	2025	HOU	24	10	5	.667	24	2.45	164	1	0	0	143.0	100	39	40	12	43	5	0	1	558	0	10.32	2.71	0.76	29.4	7.7	1.00	.263	2.52	61	2.91	71	6.29	19.5
16	Max Fried M. Fried	3.81	2025	NYY	25	13	5	.722	25	3.26	141	0	0	0	149.0	130	54	65	13	37	9	0	0	617	7	8.52	2.23	0.79	22.9	6.0	1.12	.281	3.93	80	3.28	76	7.85	16.6
17	Brandon Pfaadt B. Pfaadt	3.60	2025	AZ	25	12	8	.600	25	5.08	108	0	0	0	133.0	151	75	78	21	30	10	0	1	582	2	7.31	2.03	1.42	18.6	5.2	1.36	.315	5.28	120	4.44	112	10.22	-7.3
18	Kevin Gausman K. Gausman	3.45	2025	TOR	24	8	9	.471	24	3.79	138	0	0	0	142.2	110	60	62	19	40	3	0	2	574	0	8.71	2.52	1.20	24.0	7.0	1.05	.243	3.91	94	3.81	91	6.94	5.8
19	Chris Bassitt C. Bassitt	3.38	2025	TOR	26	11	6	.647	25	4.22	132	1	0	0	138.2	146	65	68	21	39	12	0	0	600	3	8.57	2.53	1.36	22.0	6.5	1.33	.316	4.41	105	4.28	103	9.48	-1.6
20	MacKenzie Gore M. Gore	3.37	2025	WSH	25	5	12	.294	25	4.04	165	0	0	0	138.0	133	62	63	17	49	5	0	0	583	12	10.76	3.20	1.11	28.3	8.4	1.32	.334	4.11	97	3.49	84	8.67	9.8
21	Dean Kremer D. Kremer	3.32	2025	BAL	25	9	9	.500	24	3.97	123	0	0	0	147.1	142	65	67	18	37	1	0	0	605	6	7.51	2.26	1.10	20.3	6.1	1.21	.291	4.09	100	3.80	93	8.67	4.7
22	Yoshinobu Yamamoto Y. Yamamoto	3.30	2025	LAD	23	10	8	.556	23	2.84	145	0	0	0	126.2	94	40	45	11	44	3	0	0	512	4	10.30	3.13	0.78	28.3	8.6	1.09	.269	3.20	69	3.06	73	6.68	15.5
23	Jesús Luzardo J. Luzardo	3.29	2025	PHI	25	11	6	.647	25	4.21	158	0	0	0	139.0	138	65	69	13	48	1	0	0	588	2	10.23	3.11	0.84	26.9	8.2	1.34	.340	4.47	100	3.11	74	8.94	16.3
24	Luis Castillo L. Castillo	3.29	2025	SEA	25	8	6	.571	25	3.48	125	0	0	0	142.1	136	55	60	18	38	6	0	0	595	2	7.90	2.40	1.14	21.0	6.4	1.22	.289	3.79	91	3.93	98	8.60	1.1
25	Andrew Abbott A. Abbott	3.20	2025	CIN	22	8	3	.727	22	2.28	112	1	1	0	130.0	105	33	39	13	35	1	0	0	523	3	7.75	2.42	0.90	21.4	6.7	1.08	.254	2.70	51	3.52	81	7.27	11.6