what player has the highest playoff win percentage min 20 games

35 pitchers were on the mound in 1 game. The first three are Ben Casparius, Luke Weaver and Mark Leiter Jr..

	NAME	G	W%	W	L	GS	ERA	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	H/9
1	Ben Casparius B. Casparius	1	1.000	1	0	0	0.00	0	0	0	0	1.1	2	0	0	0	1	0	0	0	7	0	0.00	6.75	0.00	0.00	0.0	14.3	2.25	.333	0.00	13.50
2	Luke Weaver L. Weaver	1	1.000	1	0	0	0.00	1	0	0	0	2.0	1	0	0	0	0	0	1	0	7	0	4.50	0.00		0.00	14.3	0.0	0.50	.167	0.00	4.50
3	Mark Leiter Jr. M. Leiter Jr.	1	1.000	1	0	0	5.40	2	0	0	0	1.2	2	1	1	0	1	0	0	1	8	0	10.80	5.40	2.00	0.00	25.0	12.5	1.80	.400	5.40	10.80
4	Pedro Avila P. Avila	1	1.000	1	0	0	0.00	2	0	0	0	1.0	0	0	0	0	2	0	1	1	5	0	18.00	18.00	1.00	0.00	40.0	40.0	2.00	.000	0.00	0.00
5	Carlos Rodón C. Rodón	1	1.000	1	0	1	1.50	9	0	0	0	6.0	3	1	1	1	0	0	0	0	21	0	13.50	0.00		1.50	42.9	0.0	0.50	.182	1.50	4.50
6	Tim Herrin T. Herrin	1	1.000	1	0	0	6.75	1	0	0	0	1.1	1	1	1	0	1	0	0	0	5	1	6.75	6.75	1.00	0.00	20.0	20.0	1.50	.333	6.75	6.75
7	Yoshinobu Yamamoto Y. Yamamoto	2	1.000	2	0	2	0.79	6	0	0	0	11.1	3	1	1	1	3	0	0	0	39	0	4.76	2.38	2.00	0.79	15.4	7.7	0.53	.069	0.79	2.38
8	Hunter Gaddis H. Gaddis	1	1.000	1	0	0	0.00	3	0	0	0	1.2	1	0	0	0	1	1	0	0	8	0	16.20	5.40	3.00	0.00	37.5	12.5	1.20	.333	0.00	5.40
9	David Peterson D. Peterson	1	1.000	1	0	0	0.00	1	0	0	0	2.1	2	0	0	0	0	0	0	0	8	0	3.86	0.00		0.00	12.5	0.0	0.86	.286	0.00	7.71
10	Brant Hurter B. Hurter	1	1.000	1	0	0	0.00	1	0	0	0	3.1	5	0	0	0	1	0	0	1	16	0	2.70	2.70	1.00	0.00	6.3	6.3	1.80	.357	0.00	13.50
11	Sean Manaea S. Manaea	2	1.000	2	0	2	2.25	13	0	0	0	12.0	5	3	4	1	6	2	0	0	48	0	9.75	4.50	2.17	0.75	27.1	12.5	0.92	.154	3.00	3.75
12	Will Vest W. Vest	1	1.000	1	0	0	0.00	1	0	0	0	1.0	0	0	0	0	0	0	0	0	3	0	9.00	0.00		0.00	33.3	0.0	0.00	.000	0.00	0.00
13	Ryan Brasier R. Brasier	1	1.000	1	0	0	0.00	1	0	0	0	1.2	1	0	0	0	0	0	0	0	6	0	5.40	0.00		0.00	16.7	0.0	0.60	.200	0.00	5.40
14	Reed Garrett R. Garrett	1	1.000	1	0	0	0.00	1	0	0	0	2.0	0	0	0	0	0	0	0	0	6	0	4.50	0.00		0.00	16.7	0.0	0.00	.000	0.00	0.00
15	Clay Holmes C. Holmes	3	1.000	3	0	0	0.00	3	0	0	0	3.2	1	0	0	0	1	0	0	0	13	0	7.36	2.45	3.00	0.00	23.1	7.7	0.55	.111	0.00	2.45
16	Cade Smith C. Smith	1	1.000	1	0	0	0.00	4	0	0	0	1.1	0	0	0	0	0	0	0	0	4	0	27.00	0.00		0.00	100.0	0.0	0.00		0.00	0.00
17	Edwin Díaz E. Díaz	1	1.000	1	0	0	0.00	3	0	0	0	1.2	0	0	0	0	2	0	0	0	7	0	16.20	10.80	1.50	0.00	42.9	28.6	1.20	.000	0.00	0.00
18	Joe Ross J. Ross	1	1.000	1	0	0	0.00	0	0	0	0	1.1	0	0	0	0	1	0	0	0	4	0	0.00	6.75	0.00	0.00	0.0	25.0	0.75	.000	0.00	0.00
19	Bryan Hoeing B. Hoeing	1	1.000	1	0	0	6.75	1	0	0	0	1.1	1	1	1	1	0	0	0	0	5	0	6.75	0.00		6.75	20.0	0.0	0.75	.000	6.75	6.75
20	Sean Guenther S. Guenther	1	1.000	1	0	0	0.00	0	0	0	0	1.2	0	0	0	0	0	0	0	0	4	0	0.00	0.00		0.00	0.0	0.0	0.00	.000	0.00	0.00
21	Angel Zerpa A. Zerpa	2	1.000	2	0	0	0.00	3	0	0	0	2.0	0	0	0	0	1	0	0	0	6	0	13.50	4.50	3.00	0.00	50.0	16.7	0.50	.000	0.00	0.00
22	Cole Ragans C. Ragans	1	1.000	1	0	1	0.00	8	0	0	0	6.0	4	0	0	0	0	0	0	0	22	0	12.00	0.00		0.00	36.4	0.0	0.67	.286	0.00	6.00
23	Michael King M. King	2	1.000	2	0	2	3.75	15	0	0	0	12.0	10	5	5	2	1	0	0	0	47	0	11.25	0.75	15.00	1.50	31.9	2.1	0.92	.276	3.75	7.50
24	Tarik Skubal T. Skubal	1	1.000	1	0	1	0.00	6	0	0	0	6.0	4	0	0	0	1	0	0	0	23	0	9.00	1.50	6.00	0.00	26.1	4.3	0.83	.250	0.00	6.00
25	Andrew Heaney A. Heaney	1	1.000	1	0	1	1.80	3	0	0	0	5.0	4	1	1	0	2	0	0	0	20	0	5.40	3.60	1.50	0.00	15.0	10.0	1.20	.267	1.80	7.20