what is the highest game score by a home pitcher in game 4 of an lcs

Ross Grimsley has the highest Game Score at home in a League Championship Series game, with a Game Score of 84 versus the Pirates on October 10, 1972.

	NAME	GSC	DATE	SEASON	SERIES	TM		OPP	DEC	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP
1	Ross Grimsley R. Grimsley	84	10/10/1972	1972	NLCS	CIN	vs	PIT	W	1	1.00	5	1	0	0	9.0	2	1	1	1	0	0	0	0	30	0
2	John Lackey J. Lackey	78	10/12/2002	2002	ALCS	ANA	vs	MIN	W	1	0.00	7	0	0	0	7.0	3	0	0	0	0	0	0	0	23	0
3	Don Sutton D. Sutton	78	10/9/1974	1974	NLCS	LAD	vs	PIT	W	1	1.13	7	0	0	0	8.0	3	1	1	1	1	0	0	0	26	0
4	Mickey Lolich M. Lolich	77	10/11/1972	1972	ALCS	DET	vs	OAK		1	1.00	6	0	0	0	9.0	5	1	1	1	2	0	0	0	34	0
5	Britt Burns B. Burns	75	10/8/1983	1983	ALCS	CWS	vs	BAL	L	1	0.96	8	0	0	0	9.1	6	1	1	1	5	1	0	0	38	0
6	Steve Avery S. Avery	71	10/14/1995	1995	NLCS	ATL	vs	CIN	W	1	0.00	6	0	0	0	6.0	2	0	0	0	3	0	0	0	21	0
7	Bryse Wilson B. Wilson	70	10/15/2020	2020	NLCS	ATL	vs	LAD	W	1	1.50	5	0	0	0	6.0	1	1	1	1	1	0	0	0	20	0
8	Adam Wainwright A. Wainwright	70	10/18/2012	2012	NLCS	STL	vs	SFG	W	1	1.29	5	0	0	0	7.0	4	1	1	1	0	0	0	0	25	0
9	Ken Hill K. Hill	70	10/14/1995	1995	ALCS	CLE	vs	SEA	W	1	0.00	6	0	0	0	7.0	5	0	0	0	3	0	0	0	29	0
10	Dave Stewart D. Stewart	70	10/10/1990	1990	ALCS	OAK	vs	BOS	W	1	1.13	1	0	0	0	8.0	4	1	1	0	1	0	0	0	29	0
11	John Tudor J. Tudor	70	10/13/1985	1985	NLCS	STL	vs	LAD	W	1	1.29	5	0	0	0	7.0	3	1	1	1	2	0	0	0	26	0
12	Ron Guidry R. Guidry	70	10/7/1978	1978	ALCS	NYY	vs	KCR	W	1	1.13	7	0	0	0	8.0	7	1	1	0	1	0	0	0	30	0
13	Max Scherzer M. Scherzer	69	10/18/2012	2012	ALCS	DET	vs	NYY	W	1	1.59	10	0	0	0	5.2	2	1	1	0	2	0	0	0	22	0
14	Jake Arrieta J. Arrieta	68	10/18/2017	2017	NLCS	CHC	vs	LAD	W	1	1.35	9	0	0	0	6.2	3	1	1	1	5	1	0	0	28	1
15	Roger Clemens R. Clemens	68	10/21/2001	2001	ALCS	NYY	vs	SEA		1	0.00	7	0	0	0	5.0	1	0	0	0	4	0	0	0	20	1
16	Rick Reed R. Reed	68	10/16/1999	1999	NLCS	NYM	vs	ATL		1	2.57	5	0	0	0	7.0	3	2	2	2	0	0	0	0	23	0
17	Aaron Sanchez A. Sanchez	67	10/18/2016	2016	ALCS	TOR	vs	CLE	W	1	1.50	5	0	0	0	6.0	2	1	1	0	2	0	0	0	22	1
18	Tim Wakefield T. Wakefield	67	10/13/2003	2003	ALCS	BOS	vs	NYY	W	1	1.29	8	0	0	0	7.0	5	1	1	0	4	1	0	0	30	0
19	Dave Stewart D. Stewart	67	10/9/1988	1988	ALCS	OAK	vs	BOS	W	1	1.29	5	0	0	0	7.0	4	1	1	0	3	0	0	0	28	0
20	George Stone G. Stone	66	10/9/1973	1973	NLCS	NYM	vs	CIN		1	1.35	4	0	0	0	6.2	3	1	1	1	2	0	0	0	23	0
21	Brandon Backe B. Backe	65	10/16/2005	2005	NLCS	HOU	vs	STL		1	1.59	7	0	0	0	5.2	2	1	1	0	3	0	0	0	21	0
22	Jason Vargas J. Vargas	63	10/15/2014	2014	ALCS	KCR	vs	BAL	W	1	1.69	6	0	0	0	5.1	2	1	1	1	3	0	0	0	19	0
23	Mike Krukow M. Krukow	63	10/10/1987	1987	NLCS	SFG	vs	STL	W	1	2.00	3	1	0	0	9.0	9	2	2	0	1	0	0	0	34	0
24	Charlie Leibrandt C. Leibrandt	63	10/12/1985	1985	ALCS	KCR	vs	TOR	L	1	2.25	1	0	0	0	8.0	5	2	2	0	2	0	0	0	29	0
25	Don Sutton D. Sutton	62	10/11/1986	1986	ALCS	CAL	vs	BOS		1	1.42	2	0	0	0	6.1	4	1	1	0	1	0	0	0	24	0