Since 2020, George Kirby has the best K/BB, with 7.56 K/BB.

Interpreted as:

highest so/bb with a minimum of 0.5 IP per team game by a pitcher since 2020

	NAME	K/BB	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	George Kirby G. Kirby	7.56	89	34	26	.567	89	3.43	484	1	0	0	511.2	495	195	210	57	64	18	0	1	2,077	10	8.51	1.13	1.00	23.3	3.1	1.09	.301	3.69	89	3.22	81	8.71	43.4
2	Zach Eflin Z. Eflin	5.92	111	39	32	.549	103	3.74	562	1	1	1	601.1	584	250	264	74	95	16	2	4	2,455	5	8.41	1.42	1.11	22.9	3.9	1.13	.299	3.95	92	3.46	84	8.74	46.5
3	Masahiro Tanaka M. Tanaka	5.50	10	3	3	.500	10	3.56	44	0	0	0	48.0	48	19	25	9	8	2	0	0	197	0	8.25	1.50	1.69	22.3	4.1	1.17	.291	4.69	81	4.41	98	9.00	0.4
4	Spencer Schwellenbach S. Schwellenbach	5.47	28	9	10	.474	28	3.49	164	0	0	0	165.0	145	64	69	19	30	8	0	2	671	4	8.95	1.64	1.04	24.4	4.5	1.06	.280	3.76	84	3.34	84	7.91	11.5
5	Max Scherzer M. Scherzer	5.19	102	45	23	.662	102	3.03	716	2	0	0	591.0	466	199	209	83	138	27	0	1	2,362	13	10.90	2.10	1.26	30.3	5.8	1.02	.274	3.18	73	3.41	80	7.10	53.7
6	Chris Sale C. Sale	5.03	68	30	13	.698	68	3.21	463	0	0	0	370.2	324	132	142	35	92	25	0	1	1,520	9	11.24	2.23	0.85	30.5	6.1	1.12	.319	3.45	74	2.85	69	7.87	52.2
7	Joe Ryan J. Ryan	5.02	91	35	28	.556	91	3.84	572	1	1	0	510.1	427	218	227	81	114	26	0	0	2,072	8	10.09	2.01	1.43	27.6	5.5	1.06	.271	4.00	95	3.81	93	7.53	16.3
8	Aaron Nola A. Nola	5.02	148	52	49	.515	148	3.93	998	6	4	0	891.0	795	389	412	122	199	26	0	4	3,631	8	10.08	2.01	1.23	27.5	5.5	1.12	.294	4.16	93	3.46	81	8.03	78
9	Clayton Kershaw C. Kershaw	4.99	85	43	20	.683	85	2.79	504	0	0	0	468.0	376	145	163	54	101	11	0	1	1,858	15	9.69	1.94	1.04	27.1	5.4	1.02	.271	3.13	68	3.24	75	7.23	53.6
10	Shota Imanaga S. Imanaga	4.95	37	18	5	.783	37	2.89	208	0	0	0	218.0	184	70	81	34	42	3	0	0	875	3	8.59	1.73	1.40	23.8	4.8	1.04	.255	3.34	72	3.88	98	7.60	1.8
11	Gerrit Cole G. Cole	4.95	125	59	28	.678	125	3.12	915	6	4	0	759.0	593	263	279	102	185	19	0	2	3,018	13	10.85	2.19	1.21	30.3	6.1	1.03	.273	3.31	76	3.32	78	7.03	78.4
12	Paul Skenes P. Skenes	4.93	31	14	7	.667	31	2.18	217	0	0	0	181.2	128	44	48	14	44	7	0	0	704	3	10.75	2.18	0.69	30.8	6.3	0.95	.270	2.38	52	2.60	64	6.34	29.2
13	Zack Wheeler Z. Wheeler	4.92	141	62	33	.653	141	2.96	965	3	2	0	880.1	707	290	313	80	196	41	0	4	3,516	16	9.87	2.00	0.82	27.4	5.6	1.03	.281	3.20	70	2.97	70	7.23	125.9
14	Logan Gilbert L. Gilbert	4.84	127	40	31	.563	127	3.55	755	2	1	0	734.2	617	290	307	94	156	19	0	6	2,959	33	9.25	1.91	1.15	25.5	5.3	1.05	.270	3.76	91	3.49	88	7.56	40.6
15	Tarik Skubal T. Skubal	4.83	113	44	33	.571	110	3.29	696	0	0	0	612.0	508	224	242	76	144	22	1	0	2,468	8	10.24	2.12	1.12	28.2	5.8	1.07	.282	3.56	80	3.31	80	7.47	54.3
16	Brandon Woodruff B. Woodruff	4.80	81	30	20	.600	81	2.76	566	2	1	0	473.1	347	145	153	54	118	19	0	0	1,874	5	10.76	2.24	1.03	30.2	6.3	0.98	.262	2.91	66	3.12	74	6.60	58.8
17	Bailey Ober B. Ober	4.68	95	29	22	.569	95	3.76	515	1	0	0	510.0	445	213	222	78	110	17	0	0	2,058	4	9.09	1.94	1.38	25.0	5.3	1.09	.274	3.92	92	3.89	94	7.85	14.5
18	Shane Bieber S. Bieber	4.65	82	36	19	.655	82	2.91	581	2	0	0	514.0	436	166	177	50	125	10	0	0	2,071	23	10.17	2.19	0.88	28.1	6.0	1.09	.296	3.10	71	2.96	72	7.63	66.2
19	Bryan Woo B. Woo	4.58	47	15	9	.625	47	3.41	238	0	0	0	253.1	204	96	101	31	52	11	0	1	1,017	1	8.46	1.85	1.10	23.4	5.1	1.01	.253	3.59	88	3.64	91	7.25	9.8
20	Nathan Eovaldi N. Eovaldi	4.52	123	48	29	.623	123	3.63	701	5	3	0	703.1	647	284	302	85	155	29	0	2	2,882	18	8.97	1.98	1.09	24.3	5.4	1.14	.294	3.86	85	3.53	84	8.28	54.9
21	Yu Darvish Y. Darvish	4.43	112	47	35	.573	112	3.59	708	0	0	0	655.0	544	261	269	85	160	33	0	2	2,654	19	9.73	2.20	1.17	26.7	6.0	1.07	.275	3.70	90	3.58	86	7.47	42.1
22	Yoshinobu Yamamoto Y. Yamamoto	4.40	25	11	4	.733	25	2.35	154	0	0	0	130.0	102	34	39	9	35	1	0	0	521	3	10.66	2.42	0.62	29.6	6.7	1.05	.289	2.70	58	2.50	61	7.06	23.1
23	Trevor Bauer T. Bauer	4.39	28	13	9	.591	28	2.24	237	3	2	0	180.2	112	45	53	28	54	6	0	2	710	6	11.81	2.69	1.39	33.4	7.6	0.92	.218	2.64	53	3.56	81	5.58	17.2
24	Kevin Gausman K. Gausman	4.36	145	57	42	.576	143	3.33	947	2	1	0	832.1	741	308	340	86	217	10	1	2	3,416	19	10.24	2.35	0.93	27.7	6.4	1.15	.304	3.68	83	3.05	74	8.01	99.4
25	Julio Urías J. Urías	4.32	95	51	18	.739	94	3.09	523	0	0	0	533.0	435	183	199	71	121	18	0	3	2,140	6	8.83	2.04	1.20	24.4	5.7	1.04	.259	3.36	75	3.72	87	7.35	31.8