Ice Nova

Ice NovaSpell, AoE, Cold, Nova
Radius: 30
Mana Cost: (8-23)
Cast Time: 0.70 sec
Critical Strike Chance: 6.00%
Effectiveness of Added Damage: 120%Requires Level 12A chilling circle of ice expands from the caster. If the caster targets near their Frostbolt projectiles, it will expand from a number of those projectiles instead. If this skill would repeat when cast this way, it will instead expand again from the same projectiles after a short delay.Per 1% Quality:
0.5% increased Area of EffectDeals (18-518) to (26-762) Cold Damage
Can expand from up to 2 Frostbolt Projectiles
Adds (3-79) to (4-116) Cold Damage against Chilled Enemies
20% less Area of Effect when Cast on Frostbolt
+(0-4) to radiusPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket.Acquisition
Level: 12Purchase Costs

Normal

1x Orb of Transmutation

Sell Price
1x Scroll FragmentMiscellaneous
Item class: Active Skill Gems
Metadata ID: Metadata/Items/Gems/SkillGemIceNova

For the Vaal-themed counterpart, see Vaal Ice Nova.

Ice Nova is a spell that deals cold damage in an area around the caster. If the player has any active FrostboltFrostboltSpell, Projectile, Cold
Mana Cost: (6-25)
Cast Time: 0.75 sec
Critical Strike Chance: 5.00%
Effectiveness of Added Damage: 220%
Projectile Speed: 375Fires a slow-moving projectile that pierces through enemies, dealing cold damage.Per 1% Quality:
1% increased Cold DamageDeals (9-972) to (13-1458) Cold Damage
Projectiles Pierce all TargetsPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket. projectiles, Ice Nova will be cast around those projectiles instead.

Skill functions and interactions

• FrostboltFrostboltSpell, Projectile, Cold
  Mana Cost: (6-25)
  Cast Time: 0.75 sec
  Critical Strike Chance: 5.00%
  Effectiveness of Added Damage: 220%
  Projectile Speed: 375Fires a slow-moving projectile that pierces through enemies, dealing cold damage.Per 1% Quality:
  1% increased Cold DamageDeals (9-972) to (13-1458) Cold Damage
  Projectiles Pierce all TargetsPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket.: The player may cast Frostbolt and subsequently cast Ice Nova from the Frostbolt projectiles. If Ice Nova is cast this way, it will have 20% less area of effect and it may cast on up to 2 Frostbolt projectiles. If Ice Nova would normally repeat (ie. if it was supported by Spell Echo SupportSpell Echo SupportSpell, Support
  Icon: k
  Mana Multiplier: 140%Requires Level 38Supports spell skills, making them repeat when cast. Cannot support Vaal skills, totem skills, channelling skills, triggered skills, instant skills, or skills which reserve mana.Per 1% Quality:
  Supported Skills deal 0.5% increased Spell DamageSupported Skills Repeat an additional time
  Supported Skills have (51-70)% more Cast Speed
  Supported Skills deal 10% less DamageThis is a Support Gem. It does not grant a bonus to your character, but to skills in sockets connected to it. Place into an item socket connected to a socket containing the Active Skill Gem you wish to augment. Right click to remove from a socket. and/or Greater Spell Echo Support) and is cast on Frostbolt projectiles, it will expand again from those projectiles after a short delay. This does not cause the player to repeat the casting animation.

• FrostboltFrostboltSpell, Projectile, Cold
  Mana Cost: (6-25)
  Cast Time: 0.75 sec
  Critical Strike Chance: 5.00%
  Effectiveness of Added Damage: 220%
  Projectile Speed: 375Fires a slow-moving projectile that pierces through enemies, dealing cold damage.Per 1% Quality:
  1% increased Cold DamageDeals (9-972) to (13-1458) Cold Damage
  Projectiles Pierce all TargetsPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket. and triggers: If the player has any active Frostbolt projectiles and Ice Nova is triggered by an effect (such as Cast On Critical Strike SupportCast On Critical Strike SupportSupport, Spell, Trigger
  Icon: &Requires Level 38Must support both an attack skill and a spell skill to work. The attack skill will trigger a spell when it critically strikes an enemy. Cannot support totems, traps, or mines. Vaal skills, channelling skills, and skills that reserve mana cannot be triggered.Per 1% Quality:
  Supported Skills have 1% increased Attack Critical Strike Chance
  Supported Skills have 1% increased Spell Critical Strike ChanceSupported Attacks will Trigger a Supported Spell when you Crit an Enemy
  Supported Skills deal (20-39)% more Spell Damage
  You cannot Cast Supported Triggerable Spells directlyThis is a Support Gem. It does not grant a bonus to your character, but to skills in sockets connected to it. Place into an item socket connected to a socket containing the Active Skill Gem you wish to augment. Right click to remove from a socket.), Ice Nova will automatically be cast on the Frostbolt projectiles.

Gem level progression

Level			Mana Cost	Cold Damage	Cold Damage against Chilled	Radius	Exp.	Total Exp.
1	12	33	8	18 to 26	3 to 4	N/A	0	0
2	15	39	9	23 to 33	3 to 5	N/A	15,249	15,249
3	19	48	10	30 to 44	5 to 7	N/A	41,517	56,766
4	23	56	11	40 to 58	6 to 9	N/A	81,983	138,749
5	27	64	12	51 to 75	8 to 11	+1	147,968	286,717
6	31	73	13	66 to 97	10 to 15	+1	250,557	537,274
7	35	81	14	83 to 122	13 to 19	+1	405,086	942,360
8	38	88	15	99 to 145	15 to 22	+1	447,718	1,390,078
9	41	94	16	117 to 172	18 to 26	+2	615,318	2,005,396
10	44	100	16	138 to 203	21 to 31	+2	834,639	2,840,035
11	47	106	17	162 to 238	25 to 36	+2	1,570,760	4,410,795
12	50	113	18	190 to 279	29 to 42	+2	1,633,987	6,044,782
13	53	119	19	222 to 326	34 to 50	+3	2,151,030	8,195,812
14	56	125	19	259 to 381	40 to 58	+3	2,812,189	11,008,001
15	59	132	20	301 to 443	46 to 67	+3	5,099,360	16,107,361
16	62	138	21	350 to 515	54 to 78	+3	9,400,731	25,508,092
17	64	142	21	387 to 568	59 to 86	+4	15,273,366	40,781,458
18	66	146	22	426 to 627	65 to 95	+4	26,286,582	67,068,040
19	68	151	22	470 to 691	72 to 105	+4	62,890,590	129,958,630
20	70	155	23	518 to 762	79 to 116	+4	212,046,017	342,004,647
21	72	159	24	570 to 839	87 to 127	+5	N/A	N/A
22	74	N/A	24	628 to 923	96 to 140	+5	N/A	N/A
23	76	N/A	25	690 to 1015	106 to 154	+5	N/A	N/A
24	78	N/A	25	759 to 1116	116 to 170	+5	N/A	N/A
25	80	N/A	26	833 to 1226	127 to 186	+6	N/A	N/A
26	82	N/A	26	915 to 1346	140 to 205	+6	N/A	N/A
27	84	N/A	27	1004 to 1477	154 to 225	+6	N/A	N/A
28	86	N/A	27	1102 to 1620	169 to 246	+6	N/A	N/A
29	88	N/A	28	1208 to 1777	185 to 270	+7	N/A	N/A
30	90	N/A	28	1324 to 1947	203 to 296	+7	N/A	N/A
31	91	N/A	28	1386 to 2039	212 to 310	+7	N/A	N/A
32	92	N/A	29	1451 to 2134	222 to 324	+7	N/A	N/A
33	93	N/A	29	1519 to 2233	232 to 339	+7	N/A	N/A
34	94	N/A	29	1589 to 2337	243 to 355	+7	N/A	N/A
35	95	N/A	29	1663 to 2445	254 to 372	+8	N/A	N/A
36	96	N/A	30	1740 to 2559	266 to 389	+8	N/A	N/A
37	97	N/A	30	1820 to 2677	278 to 407	+8	N/A	N/A
38	98	N/A	30	1904 to 2800	291 to 426	+8	N/A	N/A
39	99	N/A	30	1992 to 2929	305 to 445	+8	N/A	N/A
40	100	N/A	31	2083 to 3064	319 to 466	+8	N/A	N/A

Item acquisition

Upgrade paths

This item can be acquired through the following upgrade paths or vendor recipes:

Amount	Ingredient	General Notes	Type
6	The FoxThe Fox6Level 20 Gem"Masters of wit, strength and cunning. To survive the harsh winters, you must be like the fox." - Ezomyte Proverb	random level 20 gem	Automatic
13	The CataclysmThe Cataclysm13Level 21 Spell Gem CorruptedThe mighty warriors traded in blows, the nimble archers in arrows, yet it was the brazen thaumaturgists who would bring catastrophe to all.	random corrupted level 21 Spell gem	Automatic
3	Gemcutter's PromiseGemcutter's Promise3Superior Gem Quality: +20%"I swore to use my position to help the people. What good is power when it just accumulates on the already-powerful?" - Erasmus, Imperial Gemcutter	random superior gem (Q20)	Automatic

Quest reward

This item is given as a quest reward for the following quests:

Class →	Witch	Shadow	Ranger	Duelist	Marauder	Templar	Scion
Quest ↓
The Siren's Cadence Act 1	✓	✓	✗	✗	✗	✓	✓

Vendor reward

This item can be bought at the listed NPC vendors, after completing the following quests:

Class →	Witch	Shadow	Ranger	Duelist	Marauder	Templar	Scion
Quest ↓
The Siren's Cadence Act 1 Nessa	✓	✓	✗	✗	✗	✓	✓
A Fixture of Fate Act 3 Siosa	✓
Fallen from Grace Act 6 Lilly Roth	✓

Related helmet enchantments

The following helmet enchantments affect Ice Nova.

Name		Stats	Spawn Weighting
Enchantment Ice Nova Damage 1	66	25% increased Ice Nova Damage	helmet 75 default 0
Enchantment Ice Nova Damage 2	75	40% increased Ice Nova Damage	helmet 75 default 0
Enchantment Ice Nova Freeze Chance 1	66	Ice Nova has +20% chance to Freeze	helmet 75 default 0
Enchantment Ice Nova Freeze Chance 2	75	Ice Nova has +30% chance to Freeze	helmet 75 default 0
Enchantment Ice Nova Minimum Chill 1	66	Chills from Ice Nova Hits always reduce Action Speed by at least 6%	helmet 75 default 0
Enchantment Ice Nova Minimum Chill 2	75	Chills from Ice Nova Hits always reduce Action Speed by at least 8%	helmet 75 default 0
Enchantment Ice Nova Area Of Effect 1	66	16% increased Ice Nova Area of Effect	helmet 75 default 0
Enchantment Ice Nova Area Of Effect 2	75	24% increased Ice Nova Area of Effect	helmet 75 default 0

Alternate skill effects

Ice Nova has the following alternate skill effects:

Item	Effect(s)
Arctic Ice Nova EffectArctic Ice Nova EffectSkill Gem EffectYour Ice Nova becomes a swirling ring of arctic wind.	Your Ice Nova becomes a swirling ring of arctic wind.
Celestial Ice Nova EffectCelestial Ice Nova EffectSkill Gem EffectYour Ice Nova becomes a Celestial Effect.	Your Ice Nova becomes a Celestial Effect.
Water Nova EffectWater Nova EffectSkill Gem EffectYour Ice Nova becomes a rippling burst of cold water	Your Ice Nova becomes a rippling burst of cold water

Version history

Version	Changes
3.6.0	Mana Cost at gem level 1 is now 8 (was 10). Mana Cost at gem level 20 is now 23 (was 31). Now has a cast time of 0.7 seconds (from 0.8). Now deals 18 to 26 Cold damage at gem level 1 (from 19 to 28) and 518 to 762 Cold damage at gem level 20 (from 632 to 930). Now adds 3 to 4 Cold damage against Chilled enemies at gem level 1 (unchanged) and 79 to 116 Cold damage against Chilled enemies at gem level 20 (from 97 to 141). Now has an added damage effectiveness of 120% (from 130%).
3.5.0	Deals 19 to 28 cold damage at gem level 1 (up from 15 to 21) and 632 to 930 cold damage at gem level 20 (up from 486 to 715). Can now expand from up to 2 Frostbolt projectiles at once. No longer deals 40% more damage when cast on Frostbolt. Now has 20% less Area of Effect when cast on Frostbolt. Now has a smaller radius at gem level 1, gaining up to +4 to radius at gem level 20. Added physics interactions.
3.4.0	Updated the visuals for Ice Nova.
3.0.0	Ice Nova now deals 40% more damage when cast on a Frostbolt.
2.6.0	Ice NovaIce NovaSpell, AoE, Cold, Nova Radius: 30 Mana Cost: (8-23) Cast Time: 0.70 sec Critical Strike Chance: 6.00% Effectiveness of Added Damage: 120%Requires Level 12A chilling circle of ice expands from the caster. If the caster targets near their Frostbolt projectiles, it will expand from a number of those projectiles instead. If this skill would repeat when cast this way, it will instead expand again from the same projectiles after a short delay.Per 1% Quality: 0.5% increased Area of EffectDeals (18-518) to (26-762) Cold Damage Can expand from up to 2 Frostbolt Projectiles Adds (3-79) to (4-116) Cold Damage against Chilled Enemies 20% less Area of Effect when Cast on Frostbolt +(0-4) to radiusPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket. damage has been increased by 3% at level 1, scaling up to 24% increased damage by level 20.
2.3.0	The cast time for Ice NovaIce NovaSpell, AoE, Cold, Nova Radius: 30 Mana Cost: (8-23) Cast Time: 0.70 sec Critical Strike Chance: 6.00% Effectiveness of Added Damage: 120%Requires Level 12A chilling circle of ice expands from the caster. If the caster targets near their Frostbolt projectiles, it will expand from a number of those projectiles instead. If this skill would repeat when cast this way, it will instead expand again from the same projectiles after a short delay.Per 1% Quality: 0.5% increased Area of EffectDeals (18-518) to (26-762) Cold Damage Can expand from up to 2 Frostbolt Projectiles Adds (3-79) to (4-116) Cold Damage against Chilled Enemies 20% less Area of Effect when Cast on Frostbolt +(0-4) to radiusPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket. and Vaal Ice NovaVaal Ice NovaVaal, Spell, AoE, Cold, Nova Souls Per Use: 25 (N) / Can Store 1 Use(s) Soul Gain Prevention: 4.000 sec Cast Time: 0.80 sec Critical Strike Chance: 6.00% Effectiveness of Added Damage: 70%Requires Level 12A chilling circle of ice expands from the caster, repeating from every enemy it hits. If the caster targets near one of their Frostbolt projectiles, it will expand from the projectile instead.Per 1% Quality: 0.5% increased Area of EffectDeals (11-274) to (17-428) Cold Damage Causes smaller novas up to 5 times on enemies hit 20% reduced Area of Effect each repeat CorruptedPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket. have been reduced from 900ms to 800ms.
2.1.0	Damage has been increased by 20% at level one, improving to a 35% increase in damage by level 20.
2.0.0	Damage increased by up to 36% at high levels. Base cast time reduced to 900ms (from 935ms). Now grants 0.5% increased area of effect radius per 1% of quality (was 1% per 1% quality). Critical Strike Chance has been increased from 5% to 6%.
1.2.0	We have increased the high-level damage of this skill (up to 15% by level 20).
1.1.0	Fixed a bug where the the Ice Nova graphical effect wouldn't scale correctly.
1.0.1	Damage at high levels has been increased (around 10% more damage at level 15).
0.10.0	Now doesn't hide monster health bars while being cast.
0.9.10	Fixed a bug with the damage dealt while in Trap form.
0.9.6	Increased the damage.
0.9.2	Increased the damage.
0.7.1	Slightly increased Ice Nova mana cost and increased its damage. Corrected its range
0.6.12	Ice nova no longer damages monsters through walls
0.6.9	Further nerfed ice nova, another 10% less damage
0.6.8	Nerfed ice nova (-40% damage, costs more mana)
0.6.0	Ice Nova now ripples damage correctly