Vaal Impurity of Fire

For the non-Vaal counterpart, see Purity of Fire.

Vaal Impurity of Fire is a Vaal skill gem. It temporarily grants the caster and nearby allies fire damage reduction, immunity to ignite, and causes their fire damage to ignore enemy fire resistance.

Gem level progression

Level				Radius	Aura Effect	Exp.	Total Exp.
1	24	37	25	+14	N/A	0	0
2	27	41	28	+14	4%	118383	118383
3	30	45	31	+14	8%	175816	294199
4	33	49	34	+15	12%	254061	548260
5	36	52	36	+15	16%	359090	907350
6	39	56	39	+15	20%	498508	1405858
7	42	60	42	+16	24%	682057	2087915
8	45	64	45	+16	28%	921777	3009692
9	48	68	48	+16	32%	1727879	4737571
10	50	71	49	+17	36%	1138877	5876448
11	52	74	51	+17	40%	1368233	7244681
12	54	76	53	+17	44%	1638338	8883019
13	56	79	55	+18	48%	1956648	10839667
14	58	82	57	+18	52%	3655184	14494851
15	60	84	59	+18	56%	3017327	17512178
16	62	87	60	+19	60%	7793914	25306092
17	64	90	62	+19	64%	15206031	40512123
18	66	92	64	+19	68%	26185582	66697705
19	68	95	66	+20	72%	62755923	129453628
20	70	98	68	+20	76%	211877683	341331311
21	72	100	70	+20	80%	N/A	N/A
22	74	N/A	N/A	+21	84%	N/A	N/A
23	76	N/A	N/A	+21	88%	N/A	N/A
24	78	N/A	N/A	+21	92%	N/A	N/A
25	80	N/A	N/A	+22	96%	N/A	N/A
26	82	N/A	N/A	+22	100%	N/A	N/A
27	84	N/A	N/A	+22	104%	N/A	N/A
28	86	N/A	N/A	+23	108%	N/A	N/A
29	88	N/A	N/A	+23	112%	N/A	N/A
30	90	N/A	N/A	+23	116%	N/A	N/A
31	91	N/A	N/A	+23	118%	N/A	N/A
32	92	N/A	N/A	+24	120%	N/A	N/A
33	93	N/A	N/A	+24	122%	N/A	N/A
34	94	N/A	N/A	+24	124%	N/A	N/A
35	95	N/A	N/A	+24	126%	N/A	N/A
36	96	N/A	N/A	+24	128%	N/A	N/A
37	97	N/A	N/A	+24	130%	N/A	N/A
38	98	N/A	N/A	+25	132%	N/A	N/A
39	99	N/A	N/A	+25	134%	N/A	N/A
40	100	N/A	N/A	+25	136%	N/A	N/A

Threshold jewels

The following threshold jewels augment Vaal Impurity of Fire:

Related helmet enchantments

The following helmet enchantments affect Vaal Impurity of Fire.

Alternate skill effects

Vaal Impurity of Fire has the following alternate skill effects:

Version history

Version	Changes
3.12.0	No longer grant reduced damage taken of their respective damage types, and now instead grant +5% to their respective maximum resistances at all gem levels.
3.6.0	Now gain 4% aura effect per gem level (from 5%). Now cause you to take 25% less damage of their associated element, instead of 25% reduced damage.
3.5.0	Vaal Impurity of Fire is now instant, with a very short cooldown.
3.3.0	Vaal Impurity of Fire has been added to the game.