John Costello was 1-0 with an ERA of 3.09 and 24 strikeouts in 27 appearances in his last season.

		NAME	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	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1		John Costello J. Costello	1991	SDP	27	1	0	1.000	0	3.09	24	0	0	0	35.0	37	12	15	2	17	0	6	3	157	2	6.17	4.37	1.41	0.51	15.3	10.8	1.54	.307	3.86	83	3.68	95	9.51	0.7

Games

	NAME	DATE	SEASON	TM		OPP	DEC	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP
1	John Costello J. Costello	10/5/1991	1991	SDP	vs	CIN		0	0.00	1	0	0	0	1.0	1	0	0	0	0	0	0	0	4	0
2	John Costello J. Costello	9/28/1991	1991	SDP	@	CIN		0	0.00	3	0	0	0	2.0	1	0	0	0	0	0	0	0	7	0
3	John Costello J. Costello	9/20/1991	1991	SDP	vs	SFG	W	0	0.00	2	0	0	0	2.1	1	0	0	0	1	0	0	0	9	0
4	John Costello J. Costello	9/18/1991	1991	SDP	vs	ATL		0	0.00	0	0	0	0	0.1	0	0	0	0	0	0	0	0	1	0
5	John Costello J. Costello	8/6/1991	1991	SDP	@	HOU		0	0.00	2	0	0	0	2.1	0	0	0	0	1	0	0	0	9	0
6	John Costello J. Costello	8/4/1991	1991	SDP	@	ATL		0	54.00	0	0	0	0	0.1	3	2	2	0	0	0	0	0	4	0
7	John Costello J. Costello	7/31/1991	1991	SDP	@	PHI		0	27.00	0	0	0	0	1.0	3	3	3	0	1	0	0	1	7	1
8	John Costello J. Costello	7/27/1991	1991	SDP	vs	NYM		0	0.00	0	0	0	0	3.0	0	0	0	0	2	0	0	0	10	0
9	John Costello J. Costello	7/24/1991	1991	SDP	vs	MON		0	0.00	2	0	0	0	2.0	2	0	0	0	2	0	0	1	10	1
10	John Costello J. Costello	7/20/1991	1991	SDP	vs	PHI		0	0.00	1	0	0	0	1.0	1	0	0	0	0	0	1	0	4	0
11	John Costello J. Costello	7/16/1991	1991	SDP	@	MON		0	0.00	0	0	0	0	0.1	1	0	0	0	0	0	0	0	2	0
12	John Costello J. Costello	7/12/1991	1991	SDP	@	NYM		0	9.00	2	0	0	0	2.0	3	2	2	1	0	0	1	0	9	0
13	John Costello J. Costello	7/3/1991	1991	SDP	vs	LAD		0	0.00	2	0	0	0	2.0	2	0	0	0	1	0	0	0	8	0
14	John Costello J. Costello	6/26/1991	1991	SDP	@	CIN		0	0.00	0	0	0	0	1.0	1	0	0	0	0	0	1	0	3	0
15	John Costello J. Costello	6/24/1991	1991	SDP	@	STL		0	0.00	2	0	0	0	1.0	0	0	0	0	0	0	0	0	3	0
16	John Costello J. Costello	6/13/1991	1991	SDP	vs	STL		0	9.00	0	0	0	0	2.0	2	2	4	0	2	0	0	1	10	0
17	John Costello J. Costello	6/11/1991	1991	SDP	vs	STL		0	0.00	0	0	0	0	0.1	1	0	0	0	0	0	1	0	2	0
18	John Costello J. Costello	6/8/1991	1991	SDP	@	PIT		0	0.00	0	0	0	0	2.1	2	0	0	0	3	0	0	0	12	0
19	John Costello J. Costello	6/4/1991	1991	SDP	@	CHC		0	0.00	1	0	0	0	1.0	2	0	1	0	0	0	1	0	6	0
20	John Costello J. Costello	5/28/1991	1991	SDP	vs	ATL		0		0	0	0	0	0.0	1	0	0	0	0	0	0	0	1	0
21	John Costello J. Costello	5/25/1991	1991	SDP	@	HOU		0	0.00	0	0	0	0	0.1	1	0	0	0	0	0	0	0	2	0
22	John Costello J. Costello	5/23/1991	1991	SDP	@	ATL		0	9.00	1	0	0	0	1.0	2	1	1	0	0	0	0	0	5	0
23	John Costello J. Costello	5/19/1991	1991	SDP	@	CIN		0	0.00	1	0	0	0	1.0	0	0	0	0	1	0	0	0	4	0
24	John Costello J. Costello	5/18/1991	1991	SDP	@	CIN		0	0.00	1	0	0	0	1.0	0	0	0	0	1	0	0	0	4	0
25	John Costello J. Costello	5/12/1991	1991	SDP	vs	MON		0	6.75	1	0	0	0	1.1	3	1	1	0	1	0	0	0	8	0
	Total							0	3.09	24	0	0	0	35.0	37	12	15	2	17	0	6	3	157	2