Mariano Rivera has the most career games pitched by a relief pitcher in All-Star Games, with 9 games.

	NAME	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	H/9
1	Mariano Rivera M. Rivera	9	0	0		0	0.00	5	0	0	4	9.0	5	0	1	0	0	0	6	0	30	0	5.00	0.00		0.00	16.7	0.0	0.56	.200	1.00	5.00
2	Craig Kimbrel C. Kimbrel	7	1	0	1.000	0	1.59	10	0	0	1	5.2	4	1	1	0	5	0	1	0	26	1	15.88	7.94	2.00	0.00	38.5	19.2	1.59	.364	1.59	6.35
3	Trevor Hoffman T. Hoffman	7	0	1	.000	0	8.53	5	0	0	0	6.1	10	6	6	1	0	0	3	0	29	0	7.11	0.00		1.42	17.2	0.0	1.58	.391	8.53	14.21
4	Roger Clemens R. Clemens	7	0	0		0	3.86	4	0	0	0	7.0	6	3	3	1	1	1	0	0	28	0	5.14	1.29	4.00	1.29	14.3	3.6	1.00	.238	3.86	7.71
5	Tom Seaver T. Seaver	7	0	0		0	6.30	12	0	0	1	10.0	13	7	8	3	4	0	1	0	47	0	10.80	3.60	3.00	2.70	25.5	8.5	1.70	.357	7.20	11.70
6	Clayton Kershaw C. Kershaw	6	0	2	.000	0	4.50	4	0	0	0	6.0	7	3	3	0	2	0	0	0	27	0	6.00	3.00	2.00	0.00	14.8	7.4	1.50	.333	4.50	10.50
7	Joe Nathan J. Nathan	6	0	0		0	1.50	6	0	0	1	6.0	4	1	1	0	1	0	1	0	23	0	9.00	1.50	6.00	0.00	26.1	4.3	0.83	.250	1.50	6.00
8	Francisco Rodriguez F. Rodriguez	6	0	0		0	4.15	1	0	0	1	4.1	1	2	2	0	5	0	2	0	19	0	2.08	10.38	0.20	0.00	5.3	26.3	1.38	.077	4.15	2.08
9	Rich Gossage R. Gossage	6	0	1	.000	0	10.50	7	0	0	1	6.0	8	7	7	1	3	1	6	0	29	1	10.50	4.50	2.33	1.50	24.1	10.3	1.83	.412	10.50	12.00
10	Juan Marichal J. Marichal	6	2	0	1.000	0	0.75	9	0	0	0	12.0	5	1	2	0	2	0	2	0	43	2	6.75	1.50	4.50	0.00	20.9	4.7	0.58	.156	1.50	3.75
11	Early Wynn E. Wynn	6	1	0	1.000	0	2.89	5	0	0	0	9.1	7	3	3	1	3	0	1	0	37	0	4.82	2.89	1.67	0.96	13.5	8.1	1.07	.214	2.89	6.75
12	Aroldis Chapman A. Chapman	5	0	0		0	0.00	8	0	0	1	4.0	0	0	0	0	2	0	3	0	13	0	18.00	4.50	4.00	0.00	61.5	15.4	0.50	.000	0.00	0.00
13	Billy Wagner B. Wagner	5	0	0		0	10.80	3	0	0	0	3.1	5	4	4	2	0	0	1	0	15	0	8.10	0.00		5.40	20.0	0.0	1.50	.300	10.80	13.50
14	John Smoltz J. Smoltz	5	0	2	.000	0	4.91	1	0	0	0	3.2	5	2	2	1	1	0	0	0	16	2	2.45	2.45	1.00	2.45	6.3	6.3	1.64	.308	4.91	12.27
15	David Cone D. Cone	5	0	0		0	5.14	8	0	0	0	7.0	8	4	4	0	3	1	0	0	32	0	10.29	3.86	2.67	0.00	25.0	9.4	1.57	.400	5.14	10.29
16	Dave Stieb D. Stieb	5	0	0		0	0.00	4	0	0	0	6.2	3	0	1	0	5	0	1	0	28	2	5.40	6.75	0.80	0.00	14.3	17.9	1.20	.158	1.35	4.05
17	Dennis Eckersley D. Eckersley	5	0	0		0	0.00	6	0	0	3	5.2	4	0	2	0	0	0	4	0	22	0	9.53	0.00		0.00	27.3	0.0	0.71	.250	3.18	6.35
18	Rollie Fingers R. Fingers	5	0	1	.000	0	6.75	1	0	0	0	5.1	6	4	4	1	3	0	3	0	22	1	1.69	5.06	0.33	1.69	4.5	13.6	1.69	.294	6.75	10.13
19	Catfish Hunter C. Hunter	5	0	2	.000	0	7.15	12	0	0	0	11.1	14	9	9	4	1	0	1	0	48	0	9.53	0.79	12.00	3.18	25.0	2.1	1.32	.323	7.15	11.12
20	Bob Gibson B. Gibson	5	0	0		0	4.00	10	0	0	1	9.0	10	4	4	0	5	0	1	0	41	0	10.00	5.00	2.00	0.00	24.4	12.2	1.67	.385	4.00	10.00
21	Jim Bunning J. Bunning	5	0	1	.000	0	2.00	9	0	0	0	9.0	6	2	3	0	1	0	0	0	34	0	9.00	1.00	9.00	0.00	26.5	2.9	0.78	.250	3.00	6.00
22	Ewell Blackwell E. Blackwell	5	1	0	1.000	0	1.69	8	0	0	1	10.2	7	2	2	0	5	0	3	0	43	1	6.75	4.22	1.60	0.00	18.6	11.6	1.13	.233	1.69	5.91
23	Jonathan Papelbon J. Papelbon	4	1	0	1.000	0	0.00	5	0	0	0	3.1	2	0	1	0	0	0	1	0	12	0	13.50	0.00		0.00	41.7	0.0	0.60	.286	2.70	5.40
24	Roy Halladay R. Halladay	4	0	0		0	7.71	4	0	0	0	4.2	9	4	4	1	0	0	0	0	19	1	7.71	0.00		1.93	21.1	0.0	1.93	.571	7.71	17.36
25	Kevin Brown K. Brown	4	0	0		0	2.45	1	0	0	0	3.2	2	1	1	0	3	0	0	0	16	0	2.45	7.36	0.33	0.00	6.3	18.8	1.36	.167	2.45	4.91