mlb teams with 2 grand slams in 1 game before 2021

The Kansas City Royals smashed 2 grand slams against the Astros on May 7, 2019.

Interpreted as:

MLB teams with 2 or more grand slams in 1 regular-season game before 2021

	TEAM	DATE	GRANDSLAM	TM		OPP	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Royals	5/7/2019	2	KCR	@	HOU	40	12	13	3	2	3	12	4	1	5	1	0	45	29	8	0	0	0	0	.325	.400	.725	1.125
2	Astros	4/12/2019	2	HOU	@	SEA	42	10	16	4	0	3	10	3	0	9	0	1	45	29	7	0	0	0	0	.381	.422	.690	1.113
3	Phillies	4/7/2018	2	PHI	vs	MIA	42	20	20	4	0	4	20	6	0	11	0	0	49	36	8	0	1	0	1	.476	.531	.857	1.388
4	Indians	7/25/2017	2	CLE	vs	LAA	39	11	13	2	0	3	11	10	0	8	2	2	49	24	5	0	0	1	1	.333	.469	.615	1.085
5	Nationals	4/19/2017	2	WSH	@	ATL	46	14	20	3	0	3	13	6	0	7	1	0	52	32	6	0	0	2	1	.435	.500	.696	1.196
6	Orioles	9/11/2015	2	BAL	vs	KCR	37	14	12	3	0	4	14	7	1	11	0	0	45	27	7	0	0	0	0	.324	.444	.730	1.174
7	Reds	4/21/2015	2	CIN	@	MIL	41	16	13	0	0	5	16	6	1	8	2	0	49	28	5	0	1	0	0	.317	.408	.683	1.091
8	Giants	7/13/2014	2	SFG	vs	ARI	34	8	9	2	0	2	8	5	1	7	0	0	40	17	4	0	0	0	0	.265	.375	.500	.875
9	Astros	6/8/2014	2	HOU	@	MIN	38	14	13	2	0	4	14	8	3	9	3	0	50	27	6	0	1	0	1	.342	.480	.711	1.191
10	Yankees	8/25/2011	3	NYY	vs	OAK	43	22	21	2	1	5	22	13	1	9	0	0	58	40	8	0	1	1	0	.488	.603	.930	1.534
11	Mets	6/28/2011	2	NYM	@	DET	43	14	18	3	1	3	14	5	1	5	2	0	49	32	7	0	0	0	2	.419	.490	.744	1.234
12	Nationals	7/27/2009	2	WSH	@	MIL	37	14	13	5	0	3	14	5	1	6	1	0	45	27	8	2	0	1	1	.351	.442	.730	1.172
13	Tigers	5/15/2009	2	DET	vs	OAK	39	14	13	3	0	2	14	3	1	4	0	0	43	22	5	0	0	0	1	.333	.395	.564	.959
14	Phillies	4/27/2009	2	PHI	vs	WSH	35	13	14	5	0	2	12	6	1	7	0	0	43	25	7	0	1	0	1	.400	.488	.714	1.203
15	Diamondbacks	8/16/2008	2	ARI	@	HOU	37	11	12	2	0	3	11	8	1	10	1	0	46	23	5	0	0	0	1	.324	.457	.622	1.078
16	Red Sox	5/22/2008	2	BOS	vs	KCR	36	11	14	2	0	2	11	3	0	7	0	1	40	22	4	0	1	1	0	.389	.425	.611	1.036
17	White Sox	4/13/2008	2	CWS	vs	DET	32	11	10	2	0	2	10	6	0	4	0	0	38	18	4	0	0	1	2	.313	.421	.563	.984
18	Athletics	9/10/2007	2	OAK	@	SEA	38	9	13	3	0	2	9	6	0	8	1	1	44	22	5	0	0	0	0	.342	.432	.579	1.011
19	Rangers	8/22/2007	2	TEX	@	BAL	57	30	29	2	0	6	30	8	0	11	0	0	65	49	8	0	0	0	0	.509	.569	.860	1.429
20	Mets	7/16/2006	2	NYM	@	CHC	42	13	14	2	0	5	13	4	0	6	1	0	46	31	7	0	0	0	1	.333	.391	.738	1.129
21	Orioles	6/4/2005	2	BAL	@	DET	43	14	16	3	0	3	11	4	1	5	1	0	49	28	6	1	0	0	1	.372	.438	.651	1.089
22	Royals	8/13/2004	2	KCR	@	OAK	35	10	9	1	0	3	10	4	1	9	0	0	40	19	4	0	0	0	1	.257	.350	.543	.893
23	Rangers	7/4/2004	2	TEX	@	HOU	43	18	16	2	0	6	17	8	0	9	1	0	51	36	8	0	0	2	1	.372	.471	.837	1.308
24	Phillies	9/9/2003	2	PHI	@	ATL	40	18	14	2	0	3	18	9	2	4	0	0	52	25	5	0	1	0	0	.350	.481	.625	1.106
25	Athletics	8/24/2003	2	OAK	@	TOR	46	17	19	3	1	4	16	5	0	7	0	0	52	36	8	1	0	2	0	.413	.471	.783	1.253