championsship with least loses in playoff run since 1979

Since 1979, 50 pitchers are tied for the fewest losses in the postseason when allowing >0 runs, with 0 games. The first three are Ben Casparius, Anthony Banda and Brent Honeywell Jr..

Interpreted as:

championsship with least loses in playoff run by a player since 1979

	NAME	L	R	W	L%	G	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	H/9
1	Ben Casparius B. Casparius	0	1	0		1		1	4.50	1	0	0	0	2.0	1	1	0	3	0	0	0	10	0	4.50	13.50	0.33	0.00	10.0	30.0	2.00	.167	4.50	4.50
2	Anthony Banda A. Banda	0	1	0		1		0	6.75	2	0	0	0	1.1	1	1	0	1	1	0	0	7	0	13.50	6.75	2.00	0.00	28.6	14.3	1.50	.333	6.75	6.75
3	Brent Honeywell Jr. B. Honeywell Jr.	0	9	0		2		0	14.29	0	0	0	0	5.2	10	9	1	2	3	1	0	31	0	0.00	3.18	0.00	1.59	0.0	6.5	2.12	.360	14.29	15.88
4	Mark Leiter Jr. M. Leiter Jr.	0	1	1	.000	1	1.000	0	5.40	2	0	0	0	1.2	2	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
5	Luis Gil L. Gil	0	6	0		2		2	6.75	4	0	0	0	8.0	8	6	2	5	0	0	0	36	0	4.50	5.63	0.80	2.25	11.1	13.9	1.63	.240	6.75	9.00
6	Gavin Williams G. Williams	0	3	0		1		1	11.57	4	0	0	0	2.1	3	3	2	0	0	0	0	10	0	15.43	0.00		7.71	40.0	0.0	1.29	.250	11.57	11.57
7	Matthew Boyd M. Boyd	0	1	0		1		1	1.80	4	0	0	0	5.0	2	1	0	3	0	0	0	19	0	7.20	5.40	1.33	0.00	21.1	15.8	1.00	.167	1.80	3.60
8	Danny Young D. Young	0	3	0		1		0	11.57	3	0	0	0	2.1	4	3	0	2	0	1	0	13	0	11.57	7.71	1.50	0.00	23.1	15.4	2.57	.500	11.57	15.43
9	Ian Hamilton I. Hamilton	0	1	0		1		0	27.00	0	0	0	0	0.1	0	1	0	1	0	0	0	2	0	0.00	27.00	0.00	0.00	0.0	50.0	3.00	.000	27.00	0.00
10	Reed Garrett R. Garrett	0	5	0		2		0	19.29	4	0	0	0	2.1	3	5	2	1	1	0	0	12	0	15.43	3.86	4.00	7.71	33.3	8.3	1.71	.250	19.29	11.57
11	Luke Weaver L. Weaver	0	3	0		2		0	11.57	2	0	0	0	2.1	4	3	2	0	0	1	0	10	0	7.71	0.00		7.71	20.0	0.0	1.71	.333	11.57	15.43
12	Joey Cantillo J. Cantillo	0	1	0		1		0	27.00	1	0	0	0	0.1	0	1	0	3	0	0	0	4	4	27.00	81.00	0.33	0.00	25.0	75.0	9.00		27.00	0.00
13	Erik Sabrowski E. Sabrowski	0	2	0		2		0	4.50	3	0	0	0	2.0	3	1	1	1	0	0	0	9	0	13.50	4.50	3.00	4.50	33.3	11.1	2.00	.500	9.00	13.50
14	Landon Knack L. Knack	0	6	0		2		0	9.00	4	0	0	0	6.0	7	6	2	4	0	0	1	29	0	6.00	6.00	1.00	3.00	13.8	13.8	1.83	.263	9.00	10.50
15	Will Vest W. Vest	0	1	0		1		0	27.00	1	0	0	0	0.1	3	1	0	0	0	0	0	4	0	27.00	0.00		0.00	25.0	0.0	9.00	1.000	27.00	81.00
16	Tim Herrin T. Herrin	0	1	1	.000	1	1.000	0	6.75	1	0	0	0	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
17	Andrew Walters A. Walters	0	1	0		1		0	27.00	1	0	0	0	0.1	1	1	0	1	0	0	0	3	0	27.00	27.00	1.00	0.00	33.3	33.3	6.00	1.000	27.00	27.00
18	Sean Guenther S. Guenther	0	1	0		1		0	13.50	0	0	0	0	0.2	1	1	0	0	0	0	0	3	0	0.00	0.00		0.00	0.0	0.0	1.50	.333	13.50	13.50
19	Cade Smith C. Smith	0	4	0		2		0	21.60	2	0	0	0	1.2	3	4	1	2	0	0	0	10	0	10.80	10.80	1.00	5.40	20.0	20.0	3.00	.400	21.60	16.20
20	Michael King M. King	0	5	1	.000	1	1.000	1	9.00	3	0	0	0	5.0	5	5	2	1	0	0	0	21	0	5.40	1.80	3.00	3.60	14.3	4.8	1.20	.200	9.00	9.00
21	Cole Ragans C. Ragans	0	1	0		1		1	2.25	5	0	0	0	4.0	3	1	0	4	0	0	0	19	0	11.25	9.00	1.25	0.00	26.3	21.1	1.75	.300	2.25	6.75
22	Lucas Erceg L. Erceg	0	2	0		2		0	7.71	0	0	0	1	2.1	4	2	1	1	0	1	0	11	0	0.00	3.86	0.00	3.86	0.0	9.1	2.14	.333	7.71	15.43
23	Edwin Díaz E. Díaz	0	3	0		1		0	40.50	2	0	0	0	0.2	2	3	0	1	0	0	0	5	0	27.00	13.50	2.00	0.00	40.0	20.0	4.50	1.000	40.50	27.00
24	José Ruiz J. Ruiz	0	1	0		1		0	9.00	0	0	0	0	1.0	3	1	1	0	0	0	0	6	0	0.00	0.00		9.00	0.0	0.0	3.00	.400	9.00	27.00
25	Alek Jacob A. Jacob	0	3	0		2		0	4.50	2	0	0	0	2.0	1	1	1	1	1	1	0	10	0	9.00	4.50	2.00	4.50	20.0	10.0	1.00	.000	13.50	4.50