which astros pitcher has the most career games started in the playoffs

Justin Verlander has the most career starts for the Astros in the postseason, with 21 starts.

	NAME	GS	G	W	L	W%	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	Justin Verlander J. Verlander	21	22	10	7	.588	3.74	132	1	0	0	127.2	102	53	53	19	44	4	0	0	519	2	9.31	3.10	3.00	1.34	25.4	8.5	1.14	.259	3.74	7.19
2	Framber Valdez F. Valdez	16	17	7	6	.538	4.34	95	0	0	0	85.0	82	41	45	14	34	4	1	0	360	0	10.06	3.60	2.79	1.48	26.4	9.4	1.36	.319	4.76	8.68
3	Lance McCullers Jr. L. McCullers Jr.	12	19	2	3	.400	3.47	80	0	0	1	72.2	60	28	34	15	22	10	1	0	301	3	9.91	2.72	3.64	1.86	26.6	7.3	1.13	.259	4.21	7.43
4	Zack Greinke Z. Greinke	10	11	1	2	.333	4.30	41	0	0	0	46.0	43	22	22	10	18	1	0	0	195	1	8.02	3.52	2.28	1.96	21.0	9.2	1.33	.264	4.30	8.41
5	Dallas Keuchel D. Keuchel	9	10	4	2	.667	3.31	48	0	0	0	51.2	43	19	20	5	16	0	1	2	212	1	8.36	2.79	3.00	0.87	22.6	7.5	1.14	.266	3.48	7.49
6	José Urquidy J. Urquidy	8	15	4	2	.667	4.08	44	0	0	0	46.1	44	21	23	12	13	1	2	0	198	2	8.55	2.53	3.38	2.33	22.2	6.6	1.23	.250	4.47	8.55
7	Gerrit Cole G. Cole	7	7	5	2	.714	2.17	64	0	0	0	49.2	30	12	13	5	13	0	0	0	189	0	11.60	2.36	4.92	0.91	33.9	6.9	0.87	.234	2.36	5.44
8	Roger Clemens R. Clemens	7	8	4	2	.667	4.39	29	0	0	0	41.0	39	20	21	6	15	0	1	0	176	4	6.37	3.29	1.93	1.32	16.5	8.5	1.32	.262	4.61	8.56
9	Roy Oswalt R. Oswalt	7	8	4	0	1.000	3.66	32	0	0	0	46.2	48	19	19	5	19	4	1	0	206	0	6.17	3.66	1.68	0.96	15.5	9.2	1.44	.295	3.66	9.26
10	Luis Garcia L. Garcia	6	8	2	4	.333	5.79	28	0	0	0	23.1	17	15	15	4	14	1	1	1	103	1	10.80	5.40	2.00	1.54	27.2	13.6	1.33	.232	5.79	6.56
11	Brandon Backe B. Backe	6	7	1	0	1.000	2.95	32	0	0	0	36.2	24	12	12	3	12	3	0	1	145	1	7.85	2.95	2.67	0.74	22.1	8.3	0.98	.221	2.95	5.89
12	Nolan Ryan N. Ryan	6	6	1	2	.333	3.61	45	1	0	0	42.1	31	17	18	2	7	0	0	0	163	0	9.57	1.49	6.43	0.43	27.6	4.3	0.90	.266	3.83	6.59
13	Cristian Javier C. Javier	5	17	6	2	.750	2.68	60	0	0	0	43.2	22	13	13	7	23	3	0	0	177	1	12.37	4.74	2.61	1.44	33.9	13.0	1.03	.179	2.68	4.53
14	Charlie Morton C. Morton	5	6	2	1	.667	4.91	27	0	0	0	25.2	23	14	14	2	8	3	1	0	107	3	9.47	2.81	3.38	0.70	25.2	7.5	1.21	.313	4.91	8.06
15	Shane Reynolds S. Reynolds	5	5	1	3	.250	4.18	16	0	0	0	28.0	31	13	13	3	6	0	0	0	116	0	5.14	1.93	2.67	0.96	13.8	5.2	1.32	.308	4.18	9.96
16	Andy Pettitte A. Pettitte	4	4	1	1	.500	4.26	16	0	0	0	25.1	27	12	12	3	6	1	0	0	106	0	5.68	2.13	2.67	1.07	15.1	5.7	1.30	.300	4.26	9.59
17	Mike Hampton M. Hampton	3	3	0	1	.000	5.09	13	0	0	0	17.2	10	10	10	2	10	0	0	0	72	2	6.62	5.09	1.30	1.02	18.1	13.9	1.13	.170	5.09	5.09
18	Bob Knepper B. Knepper	3	3	0	1	.000	3.98	13	0	0	0	20.1	19	9	10	2	3	0	0	1	85	1	5.75	1.33	4.33	0.89	15.3	3.5	1.08	.254	4.43	8.41
19	Brad Peacock B. Peacock	2	12	0	0		4.50	23	0	0	1	18.0	16	9	9	2	8	1	2	0	80	1	11.50	4.00	2.88	1.00	28.8	10.0	1.33	.304	4.50	8.00
20	Collin McHugh C. McHugh	2	8	2	1	.667	3.60	14	0	0	0	20.0	11	8	8	3	6	2	3	0	77	0	6.30	2.70	2.33	1.35	18.2	7.8	0.85	.154	3.60	4.95
21	Pete Munro P. Munro	2	2	0	0		9.00	5	0	0	0	7.0	14	7	7	2	1	0	0	0	36	0	6.43	1.29	5.00	2.57	13.9	2.8	2.14	.429	9.00	18.00
22	Randy Johnson R. Johnson	2	2	0	2	.000	1.93	17	0	0	0	14.0	12	3	4	2	2	0	0	0	56	0	10.93	1.29	8.50	1.29	30.4	3.6	1.00	.286	2.57	7.71
23	Mike Scott M. Scott	2	2	2	0	1.000	0.50	19	2	1	0	18.0	8	1	1	0	1	0	0	0	65	0	9.50	0.50	19.00	0.00	29.2	1.5	0.50	.178	0.50	4.00
24	Joe Niekro J. Niekro	2	2	0	0		0.00	6	0	0	0	18.0	13	0	0	0	4	1	0	1	73	0	3.00	2.00	1.50	0.00	8.2	5.5	0.94	.210	0.00	6.50
25	Vern Ruhle V. Ruhle	2	2	0	1	.000	3.00	4	1	0	0	15.0	12	5	5	1	3	0	0	1	58	0	2.40	1.80	1.33	0.60	6.9	5.2	1.00	.220	3.00	7.20