Karl Malone had the most games by a power forward with 1+ block, with 744 games.

Interpreted as:

most regular-season gp of 1+ blk by a power forward

	NAME	GP	BLK	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	TOV	PF	+/-
1	Karl Malone K. Malone	744	1,145	37.8	25.8	10.5	3.7	1.4	1.5	9.4	18.1	52.2	0.1	0.2	26.9	6.8	9.2	73.9	58.2	2.5	8.0	3.1	28,140	19,174	7,776	2,719	1,070	2,307	2,260	+1897
2	Kevin Garnett K. Garnett	725	1,441	37.5	20.7	11.5	4.4	1.4	2.0	8.2	16.5	49.9	0.1	0.5	29.0	4.1	5.2	79.1	55.1	2.5	9.0	2.5	27,207	14,972	8,320	3,163	996	1,793	1,846	+3037
3	Elton Brand E. Brand	695	1,617	37.0	18.7	9.7	2.4	1.0	2.3	7.3	14.4	50.4	0.0	0.0	14.3	4.2	5.6	73.9	55.3	3.6	6.1	2.2	25,722	13,004	6,721	1,654	699	1,541	2,123	-301
4	Larry Nance L. Nance	666	1,739	35.7	18.6	8.7	2.9	1.0	2.6	7.5	13.6	55.0	0.0	0.1	17.1	3.6	4.7	76.8	59.3	2.7	6.0	1.9	23,745	12,400	5,797	1,920	641	1,256	1,987
5	Dirk Nowitzki D. Nowitzki	664	1,055	35.4	22.0	8.1	2.6	0.8	1.6	7.8	16.5	47.4	1.3	3.4	38.7	5.0	5.8	87.8	57.8	1.1	7.0	1.8	23,519	14,630	5,368	1,721	523	1,223	1,599	+3512
6	Horace Grant H. Grant	651	1,088	35.2	12.1	8.9	2.4	1.0	1.7	5.1	9.8	51.7	0.0	0.1	7.0	2.0	2.9	68.6	54.7	3.3	5.6	1.2	22,907	7,909	5,767	1,548	682	806	1,704	+404
7	Paul Millsap P. Millsap	623	1,045	29.4	14.3	7.5	2.3	1.3	1.7	5.4	10.8	49.6	0.5	1.5	35.0	3.0	4.0	73.8	56.5	2.2	5.3	1.8	18,333	8,884	4,696	1,417	817	1,097	1,889	+1887
8	Tim Duncan T. Duncan	602	1,650	38.1	22.2	12.2	3.2	0.8	2.7	8.5	16.8	50.6	0.0	0.2	20.6	5.2	7.6	68.6	55.2	3.3	9.0	2.9	22,947	13,361	7,346	1,903	471	1,762	1,658	+4474
9	Antonio McDyess A. McDyess	594	1,094	30.6	14.3	8.3	1.4	0.9	1.8	5.8	11.6	50.1	0.0	0.1	7.5	2.6	3.9	67.4	53.5	2.7	5.6	1.8	18,196	8,481	4,915	820	528	1,086	1,919	+450
10	Serge Ibaka S. Ibaka	589	1,563	29.0	12.1	7.4	0.7	0.4	2.7	5.0	9.7	51.8	0.6	1.6	37.8	1.4	1.9	76.1	57.2	2.2	5.1	1.3	17,071	7,113	4,335	398	261	755	1,670	+1966
11	Kevin McHale K. McHale	576	1,162	33.9	20.5	8.1	2.0	0.4	2.0	8.0	14.2	56.2	0.1	0.2	29.4	4.5	5.6	81.3	61.7	2.6	5.5	2.1	19,506	11,799	4,660	1,180	215	1,189	1,626
12	LaMarcus Aldridge L. Aldridge	575	978	35.0	20.2	8.4	2.1	0.8	1.7	8.1	16.5	49.2	0.2	0.7	33.4	3.8	4.6	82.2	54.6	2.6	5.8	1.6	20,150	11,643	4,824	1,192	441	925	1,396	+1997
13	Shawn Kemp S. Kemp	568	1,150	30.8	16.5	9.5	1.9	1.3	2.0	5.9	11.8	50.5	0.0	0.1	21.7	4.6	6.3	73.3	56.9	3.3	6.3	2.9	17,498	9,396	5,404	1,053	728	1,669	2,170	+734
14	Buck Williams B. Williams	566	888	34.3	13.7	10.7	1.4	0.9	1.6	5.2	9.5	55.2	0.0	0.0	16.7	3.3	5.0	66.0	58.9	3.6	7.0	2.2	19,392	7,782	6,028	774	489	1,256	1,864	+106
15	Anthony Davis A. Davis	564	1,513	35.3	24.1	10.8	2.6	1.4	2.7	9.1	17.2	52.8	0.4	1.5	29.4	5.5	6.9	79.3	59.5	2.7	8.1	2.0	19,928	13,593	6,085	1,450	770	1,131	1,357	+843
16	Rasheed Wallace R. Wallace	550	1,042	35.4	16.1	7.3	2.0	0.9	1.9	6.4	13.5	47.8	0.9	2.6	33.2	2.4	3.4	70.3	53.8	1.6	5.7	1.7	19,489	8,871	4,014	1,109	519	944	1,626	+2740
17	Charles Barkley C. Barkley	512	838	37.4	22.7	12.3	4.0	1.6	1.6	8.0	14.8	54.3	0.5	1.9	25.8	6.1	8.3	73.6	61.5	4.2	8.1	3.3	19,127	11,604	6,305	2,055	818	1,712	1,630	+222
18	Draymond Green D. Green	508	888	31.0	9.7	7.6	6.3	1.5	1.7	3.6	7.8	45.7	1.0	3.0	32.6	1.5	2.2	71.5	55.1	1.2	6.5	2.5	15,771	4,922	3,883	3,195	737	1,251	1,506	+3811
19	Taj Gibson T. Gibson	506	877	26.1	9.6	6.6	1.0	0.6	1.7	3.9	7.7	51.2	0.0	0.1	24.0	1.7	2.4	70.2	54.9	2.5	4.1	1.2	13,205	4,841	3,335	522	303	598	1,366	+983
20	Derrick Coleman D. Coleman	488	956	35.2	18.4	10.1	2.9	0.8	2.0	6.5	14.5	45.2	0.4	1.5	29.4	4.8	6.3	76.9	53.3	2.9	7.2	2.9	17,190	8,960	4,905	1,409	392	1,397	1,303	-109
21	Josh Smith J. Smith	469	1,044	33.7	15.8	8.2	3.5	1.3	2.2	6.2	13.4	46.4	0.5	1.7	29.4	2.9	4.7	62.8	51.3	2.0	6.2	2.6	15,786	7,423	3,845	1,647	607	1,234	1,322	+864
22	Kenyon Martin K. Martin	466	841	32.4	13.1	7.2	2.1	1.3	1.8	5.4	11.2	48.1	0.1	0.4	25.1	2.2	3.4	62.9	51.3	1.8	5.4	1.8	15,089	6,089	3,377	987	622	861	1,629	+1286
23	Chris Webber C. Webber	466	906	38.6	22.2	10.4	4.5	1.4	1.9	9.3	19.2	48.1	0.3	1.0	29.7	3.4	5.1	66.3	51.6	2.8	7.6	2.9	17,999	10,325	4,857	2,114	667	1,361	1,573	+1437
24	David West D. West	460	711	32.9	15.8	7.4	2.4	0.8	1.5	6.4	13.1	48.8	0.0	0.2	19.8	3.0	3.6	82.5	53.8	2.0	5.4	1.8	15,118	7,289	3,397	1,098	381	831	1,150	+1228
25	P.J. Brown	459	803	32.6	9.9	7.9	1.7	0.9	1.7	3.9	8.4	46.2	0.0	0.1	18.4	2.2	2.7	79.1	51.8	2.8	5.1	1.3	14,961	4,564	3,642	781	404	600	1,434	+930