5 players are tied for the most games by an MVP in All-Star Games, with 2 games. The first three are Maury Wills, Dick Groat and Ernie Banks.

Interpreted as:

MLB most all star game mvp in a season by a player

	NAME	G	MVP	SEASON	TM	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Maury Wills M. Wills	2	1	1962	NLS	2	2	1	0	0	0	0	0	0	0	1	0	2	1	0	0	0	0	0	.500	.500	.500	1.000
2	Roger Maris R. Maris	2	1	1961	ALS	5	0	1	0	0	0	0	1	0	2	0	0	6	1	0	0	0	0	0	.200	.333	.200	.533
3	Dick Groat D. Groat	2	1	1960	NLS	1	0	0	0	0	0	0	0	0	0	0	0	1	0	0	0	0	0	1	.000	.000	.000	.000
4	Roger Maris R. Maris	2	1	1960	ALS	6	0	0	0	0	0	0	1	0	1	0	0	7	0	0	0	0	0	0	.000	.143	.000	.143
5	Ernie Banks E. Banks	2	1	1959	NLS	7	1	2	2	0	0	0	1	0	3	0	0	8	4	2	0	0	0	0	.286	.375	.571	.946
6	Nellie Fox N. Fox	2	1	1959	ALS	9	2	4	0	0	0	1	1	0	1	0	0	10	4	0	0	0	0	0	.444	.500	.444	.944
7	Aaron Judge A. Judge	1	1	2024	ALS	2	0	0	0	0	0	0	0	0	0	0	0	2	0	0	0	0	0	0	.000	.000	.000	.000
8	Shohei Ohtani S. Ohtani	1	1	2024	NLS	2	1	1	0	0	1	3	1	0	1	0	0	3	4	1	0	0	0	0	.500	.667	2.000	2.667
9	Shohei Ohtani S. Ohtani	1	1	2023	ALS	1	0	0	0	0	0	0	1	0	1	0	0	2	0	0	0	0	0	0	.000	.500	.000	.500
10	Ronald Acuña Jr. R. Acuña Jr.	1	1	2023	NLS	2	0	0	0	0	0	0	0	0	1	0	0	2	0	0	0	0	0	0	.000	.000	.000	.000
11	Paul Goldschmidt P. Goldschmidt	1	1	2022	NLS	1	1	1	0	0	1	1	0	0	0	0	0	1	4	1	0	0	0	0	1.000	1.000	4.000	5.000
12	Aaron Judge A. Judge	1	1	2022	ALS	2	0	0	0	0	0	0	0	0	2	0	0	2	0	0	0	0	0	0	.000	.000	.000	.000
13	Shohei Ohtani S. Ohtani	1	1	2021	ALS	2	0	0	0	0	0	0	0	0	0	0	0	2	0	0	0	0	0	0	.000	.000	.000	.000
14	Cody Bellinger C. Bellinger	1	1	2019	NLS	2	0	0	0	0	0	0	0	0	2	0	0	2	0	0	0	0	0	0	.000	.000	.000	.000
15	Mike Trout M. Trout	1	1	2019	ALS	2	0	0	0	0	0	0	0	0	0	0	0	2	0	0	0	0	0	0	.000	.000	.000	.000
16	Mookie Betts M. Betts	1	1	2018	ALS	3	0	0	0	0	0	0	0	0	2	0	0	3	0	0	0	0	0	0	.000	.000	.000	.000
17	Christian Yelich C. Yelich	1	1	2018	NLS	3	1	1	0	0	1	1	0	0	1	0	0	3	4	1	0	0	0	0	.333	.333	1.333	1.667
18	Jose Altuve J. Altuve	1	1	2017	ALS	2	0	0	0	0	0	0	0	0	1	0	0	2	0	0	0	0	0	0	.000	.000	.000	.000
19	Giancarlo Stanton G. Stanton	1	1	2017	NLS	3	0	0	0	0	0	0	0	0	2	0	0	3	0	0	0	0	0	0	.000	.000	.000	.000
20	Kris Bryant K. Bryant	1	1	2016	NLS	2	1	1	0	0	1	1	0	0	1	0	0	2	4	1	0	0	0	0	.500	.500	2.000	2.500
21	Mike Trout M. Trout	1	1	2016	ALS	3	0	1	0	0	0	0	0	0	1	0	0	3	1	0	0	0	0	0	.333	.333	.333	.667
22	Josh Donaldson J. Donaldson	1	1	2015	ALS	0	0	0	0	0	0	0	2	0	0	0	0	2	0	0	0	0	0	0		1.000
23	Bryce Harper B. Harper	1	1	2015	NLS	3	0	0	0	0	0	0	0	0	2	0	0	3	0	0	0	0	0	0	.000	.000	.000	.000
24	Mike Trout M. Trout	1	1	2014	ALS	3	1	2	1	1	0	2	0	0	0	0	0	3	5	2	0	0	0	0	.667	.667	1.667	2.333
25	Miguel Cabrera M. Cabrera	1	1	2013	ALS	3	1	1	1	0	0	0	0	0	1	0	0	3	2	1	0	0	0	0	.333	.333	.667	1.000