The Los Angeles Kings had the most power plays per game by a team in 1984-85, with 4.63 opportunities.

	TEAM	PPO/GP	SEASON	GP	W	L	T	PTS	PTS%	G	GA	DIFF	PP%	PK%	S/GP	S%	SA/GP	SV%
1	Kings	4.63	1984-85	80	34	32	14	82	.513	339	326	13	23.5	81.9	31.89	13.3	30.34	.866
2	Devils	4.51	1984-85	80	22	48	10	54	.338	264	346	-82	19.4	76.7	29.69	11.1	29.91	.855
3	Penguins	4.49	1984-85	80	24	51	5	53	.331	276	385	-109	17.3	76.0	28.13	12.3	37.04	.870
4	Maple Leafs	4.36	1984-85	80	20	52	8	48	.300	253	358	-105	19.8	73.9	29.08	10.9	32.88	.864
5	North Stars	4.16	1984-85	80	25	43	12	62	.388	268	321	-53	21.3	75.8	31.15	10.8	32.11	.875
6	Capitals	4.15	1984-85	80	46	25	9	101	.631	322	240	82	23.8	77.1	31.93	12.6	25.80	.884
7	Red Wings	4.08	1984-85	80	27	41	12	66	.413	313	357	-44	22.1	73.4	28.43	13.8	31.50	.858
8	Canadiens	4.01	1984-85	80	41	27	12	94	.588	309	262	47	24.0	79.2	30.20	12.8	24.65	.867
9	Flames	3.99	1984-85	80	41	27	12	94	.588	363	302	61	24.8	74.2	34.94	13.0	31.20	.879
10	Whalers	3.99	1984-85	80	30	41	9	69	.431	268	318	-50	22.9	80.4	27.46	12.2	30.21	.868
11	Bruins	3.95	1984-85	80	36	34	10	82	.513	303	287	16	21.8	79.8	30.00	12.6	27.21	.868
12	Sabres	3.95	1984-85	80	38	28	14	90	.563	290	237	53	24.1	82.4	28.86	12.6	23.76	.875
13	Canucks	3.91	1984-85	80	25	46	9	59	.369	284	401	-117	19.5	70.5	31.16	11.4	33.26	.849
14	Jets	3.91	1984-85	80	43	27	10	96	.600	358	332	26	24.0	77.6	31.88	14.0	31.74	.869
15	Nordiques	3.83	1984-85	80	41	30	9	91	.569	323	275	48	20.9	78.2	30.45	13.3	27.63	.876
16	Flyers	3.81	1984-85	80	53	20	7	113	.706	348	241	107	22.3	79.8	33.70	12.9	29.83	.899
17	Blues	3.76	1984-85	80	37	31	12	86	.538	299	288	11	21.9	76.1	31.08	12.0	29.81	.879
18	Rangers	3.75	1984-85	80	26	44	10	62	.388	295	345	-50	24.0	80.6	29.80	12.4	35.11	.877
19	Oilers	3.60	1984-85	80	49	20	11	109	.681	401	298	103	25.7	78.3	32.44	15.5	32.85	.887
20	Black Hawks	3.56	1984-85	80	38	35	7	83	.519	309	299	10	21.8	77.2	29.96	12.9	33.14	.887
21	Islanders	3.54	1984-85	80	40	34	6	86	.538	345	312	33	25.1	82.2	30.19	14.3	32.41	.880