Dwight Howard had the most games with 20+ rebounds and 2+ blocks, with 58 games.

Interpreted as:

most regular-season games by a player with 20+ rebounds and 2+ blocks

	NAME	GP	REB	BLK	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	AST	STL	TOV	PF	+/-
1	Dwight Howard D. Howard	58	1,254	196	39.6	20.8	21.6	1.8	1.3	3.4	7.4	13.1	56.5	0.0	0.2	9.1	6.0	11.2	53.9	57.8	5.7	15.9	3.7	2,299	1,208	103	74	216	187	+476
2	Andre Drummond A. Drummond	55	1,219	154	37.5	19.9	22.2	2.1	1.7	2.8	8.2	15.1	54.3	0.0	0.3	0.0	3.6	6.5	55.3	55.7	7.5	14.7	2.1	2,060	1,097	114	96	118	177	+261
3	Dikembe Mutombo D. Mutombo	46	1,018	212	42.1	14.3	22.1	1.4	0.5	4.6	4.8	8.9	53.8	0.0	0.0	0.0	4.7	6.9	69.0	60.0	6.8	15.3	2.9	1,935	660	66	23	135	133	+124
4	Hakeem Olajuwon H. Olajuwon	41	876	199	41.4	27.4	21.4	2.7	2.4	4.9	10.9	21.2	51.1	0.0	0.1	0.0	5.7	8.4	68.0	55.0	6.3	15.1	3.8	1,696	1,124	109	98	155	166	+11
5	DeAndre Jordan D. Jordan	37	791	106	36.8	14.5	21.4	1.6	0.8	2.9	5.5	8.0	68.5	0.0	0.0		3.5	8.1	44.0	62.8	6.4	15.0	1.4	1,362	535	58	31	51	103	+400
6	Ben Wallace B. Wallace	37	805	135	40.9	9.5	21.8	2.0	1.2	3.6	3.9	7.6	51.1	0.1	0.1	40.0	1.6	3.9	41.8	50.7	6.6	15.1	1.3	1,514	351	75	46	47	79	+303
7	Marcus Camby M. Camby	34	730	139	37.5	12.2	21.5	3.1	1.2	4.1	4.9	10.7	46.0	0.0	0.2	12.5	2.3	3.2	70.6	50.1	4.9	16.6	1.9	1,276	414	105	41	64	95	+298
8	Shaquille O'Neal S. O'Neal	29	631	126	42.8	30.4	21.8	2.8	0.4	4.3	12.2	20.6	59.4	0.0	0.0	0.0	6.0	11.0	54.4	59.9	7.3	14.4	3.3	1,241	881	81	11	97	95	+118
9	Dennis Rodman D. Rodman	29	651	63	42.9	10.1	22.4	2.7	0.8	2.2	4.1	7.8	53.1	0.3	1.2	27.8	1.5	2.5	60.3	57.0	7.6	14.8	2.1	1,244	294	78	23	61	87	+3
10	Hassan Whiteside H. Whiteside	24	515	87	34.1	19.2	21.5	0.8	0.7	3.6	8.2	12.8	64.1	0.0	0.1	33.3	2.8	5.0	57.1	64.3	6.2	15.3	2.5	819	461	18	17	59	69	+173
11	Charles Barkley C. Barkley	21	469	58	43.7	25.2	22.3	4.6	1.9	2.8	8.7	15.4	56.7	0.2	1.4	17.2	7.6	9.9	76.8	64.0	7.8	14.5	5.0	917	530	96	40	104	77	+23
12	Rudy Gobert R. Gobert	20	436	61	35.3	17.8	21.8	1.4	0.9	3.1	6.6	10.1	65.2	0.0	0.0		4.7	6.8	68.4	68.0	6.4	15.5	1.8	707	355	28	17	35	59	+290
13	Tim Duncan T. Duncan	19	411	73	41.9	24.6	21.6	2.9	0.8	3.8	9.3	19.3	48.1	0.2	0.4	42.9	5.9	8.8	67.3	53.2	5.8	15.8	3.6	796	468	55	16	69	43	+49
14	Patrick Ewing P. Ewing	19	407	87	40.7	27.1	21.4	3.3	1.2	4.6	10.4	21.0	49.6	0.1	0.1	50.0	6.2	8.9	69.2	54.3	5.4	16.0	3.6	774	514	63	22	68	72	+23
15	Tyson Chandler T. Chandler	18	392	44	36.4	13.2	21.8	1.3	0.5	2.4	5.1	10.1	50.8	0.0	0.1	0.0	2.9	4.8	61.6	54.1	9.0	12.8	1.4	655	237	24	9	25	51	+134
16	Kevin Garnett K. Garnett	18	384	59	42.0	23.7	21.3	5.7	0.9	3.3	9.6	20.1	47.6	0.4	1.0	38.9	4.2	5.6	76.0	52.7	5.2	16.2	3.1	756	427	102	16	55	51	+71
17	Clint Capela C. Capela	16	348	50	36.2	18.7	21.8	0.9	0.9	3.1	8.2	12.7	64.5	0.0	0.0		2.3	4.1	56.1	64.4	7.6	14.1	0.9	580	299	15	14	15	35	+151
18	Anthony Davis A. Davis	12	264	36	38.6	30.8	22.0	2.9	1.4	3.0	10.5	20.1	52.3	0.8	2.3	32.1	9.1	10.4	87.2	62.5	6.0	16.0	3.0	464	370	35	17	36	29	+115
19	David Robinson D. Robinson	12	258	62	41.3	28.8	21.5	3.2	1.6	5.2	10.4	19.8	52.7	0.0	0.1	0.0	7.9	11.2	70.9	58.3	7.6	13.9	3.6	495	345	38	19	43	37	+12
20	Chris Webber C. Webber	10	212	23	44.1	27.3	21.2	4.6	1.8	2.3	11.8	23.2	50.9	0.1	1.3	7.7	3.6	5.1	70.6	53.6	5.7	15.5	3.3	441	273	46	18	33	35	+30
21	Buck Williams B. Williams	10	217	28	45.7	19.9	21.7	2.7	0.8	2.8	7.7	14.9	51.7	0.0	0.0		4.5	6.3	71.4	56.3	6.7	15.0	3.0	457	199	27	8	30	35
22	Bill Laimbeer B. Laimbeer	10	214	29	39.0	18.8	21.4	2.3	0.6	2.9	7.7	16.0	48.1	0.8	1.7	47.1	2.6	3.3	78.8	53.9	5.8	15.6	1.5	390	188	23	6	15	32
23	Jonas Valančiūnas J. Valančiūnas	9	199	24	33.9	22.3	22.1	1.9	0.3	2.7	9.3	18.2	51.2	0.2	1.1	20.0	3.4	4.1	83.8	55.7	7.6	14.6	2.4	305	201	17	3	22	33	+82
24	DeMarcus Cousins D. Cousins	9	185	32	40.3	30.8	20.6	5.2	1.1	3.6	11.6	23.2	49.8	0.8	2.3	33.3	6.9	10.0	68.9	55.7	4.4	16.1	4.4	363	277	47	10	40	33	+32
25	Robert Parish R. Parish	9	200	27	41.7	19.0	22.2	2.6	1.2	3.0	7.7	16.2	47.3	0.0	0.0		3.7	5.7	64.7	50.8	7.8	14.4	2.8	375	171	23	11	25	34