Ice Nova

Ice NovaSpell, AoE, Cold, Nova
Level: (1-20)
Cost: (8-23) Mana
Cast Time: 0.70 sec
Critical Strike Chance: 6.00%
Effectiveness of Added Damage: 190%
AoE Radius: 30Requires 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.Deals (18-769) to (26-1130) Cold Damage
Can expand from up to 2 Frostbolt Projectiles
Adds (3-118) to (4-172) Cold Damage against Chilled Enemies
20% less Area of Effect when Cast on Frostbolt
+(0-4) to radius

Additional Effects From 1-20% Quality:
0.5% increased Area of Effect1.5% increased Damage with Hits against Chilled Enemies0.5% increased Cast Speed0.5% increased Effect of ChillPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket.

Acquisition
Drop level: 12Vendor Offer
1x Scroll FragmentMetadata
Item class: Skill Gem
Metadata ID: Metadata/Items/Gems/SkillGemIceNova

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

Ice Nova is a cold spell that deals damage in an expanding wave around the player. If the player has any active FrostboltFrostboltSpell, Projectile, Cold
Level: (1-20)
Cost: (6-25) Mana
Cast Time: 0.75 sec
Critical Strike Chance: 5.00%
Effectiveness of Added Damage: 360%
Projectile Speed: 375Fires a slow-moving projectile that pierces through enemies, dealing cold damage.Deals (9-1594) to (13-2392) Cold Damage
Projectiles Pierce all Targets

Additional Effects From 1-20% Quality:
(1-20)% increased Cold DamagePlace 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

• Area of effect: Ice Nova deals damage in an expanding wave. Increased Area of Effect will increase the maximum range and travel speed of this circle.
• FrostboltFrostboltSpell, Projectile, Cold
  Level: (1-20)
  Cost: (6-25) Mana
  Cast Time: 0.75 sec
  Critical Strike Chance: 5.00%
  Effectiveness of Added Damage: 360%
  Projectile Speed: 375Fires a slow-moving projectile that pierces through enemies, dealing cold damage.Deals (9-1594) to (13-2392) Cold Damage
  Projectiles Pierce all Targets
  
  Additional Effects From 1-20% Quality:
  (1-20)% increased Cold DamagePlace 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
    Level: (1-20)
    Cost & Reservation Multiplier: 150%Requires Level 38Supports spell skills, making them repeat when cast. Cannot support Vaal skills, totem skills, channelling skills, triggered skills, instant skills, blink skills, or skills with a reservation.Supported Skills deal 10% less Damage
    Supported Skills Repeat an additional time
    Supported Skills have (40-54)% more Cast Speed
    
    Additional Effects From 1-20% Quality:
    Supported Skills deal (0.5-10)% increased Spell 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 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.
  • If Ice Nova is triggered by an effect (such as Cast On Critical Strike SupportCast On Critical Strike SupportCritical, Support, Spell, Trigger
    Icon: &
    Level: (1-20)
    Cost & Reservation Multiplier: 120%
    Cooldown Time: 0.15 sec
    Can Store 1 Use(s)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 with a reservation cannot be triggered.Supported Attacks will Trigger a Supported Spell when you Crit an Enemy
    Supported Skills deal (19-10)% less Spell Damage
    
    Additional Effects From 1-20% Quality:
    Supported Skills have (1-20)% increased Attack Critical Strike Chance
    Supported Skills have (1-20)% increased Spell Critical Strike ChanceThis 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 Skill Gem you wish to augment. Right click to remove from a socket.), Ice Nova will automatically be cast on any Frostbolt projectiles.

Gem level progression

Level			Mana Cost	Cold Damage	Cold Damage against Chilled	Radius	Exp.	Total Exp.
1	12	33	8	23 to 34	N/A	N/A	0	0
2	15	39	9	29 to 44	N/A	N/A	15249	15249
3	19	48	10	40 to 61	N/A	N/A	41517	56766
4	23	56	11	55 to 82	N/A	N/A	81983	138749
5	27	64	12	73 to 109	N/A	N/A	147968	286717
6	31	73	13	96 to 143	N/A	N/A	250557	537274
7	35	81	14	124 to 187	N/A	N/A	405086	942360
8	38	88	15	151 to 226	N/A	N/A	447718	1390078
9	41	94	16	182 to 274	N/A	N/A	615318	2005396
10	44	100	16	219 to 329	N/A	N/A	834639	2840035
11	47	106	17	263 to 395	N/A	N/A	1570760	4410795
12	50	113	18	315 to 473	N/A	N/A	1633987	6044782
13	53	119	19	376 to 564	N/A	N/A	2151030	8195812
14	56	125	19	448 to 672	N/A	N/A	2812189	11008001
15	59	132	20	532 to 799	N/A	N/A	5099360	16107361
16	62	138	21	632 to 947	N/A	N/A	9400731	25508092
17	64	142	21	707 to 1060	N/A	N/A	15273366	40781458
18	66	146	22	791 to 1186	N/A	N/A	26286582	67068040
19	68	151	22	884 to 1326	N/A	N/A	62890590	129958630
20	70	155	23	988 to 1481	N/A	N/A	212046017	342004647
21	72	159	24	1103 to 1654	N/A	N/A	N/A	N/A
22	74	N/A	24	1230 to 1845	N/A	N/A	N/A	N/A
23	76	N/A	25	1372 to 2058	N/A	N/A	N/A	N/A
24	78	N/A	25	1529 to 2293	N/A	N/A	N/A	N/A
25	80	N/A	26	1703 to 2554	N/A	N/A	N/A	N/A
26	82	N/A	26	1896 to 2844	N/A	N/A	N/A	N/A
27	84	N/A	27	2110 to 3165	N/A	N/A	N/A	N/A
28	86	N/A	27	2347 to 3520	N/A	N/A	N/A	N/A
29	88	N/A	28	2609 to 3914	N/A	N/A	N/A	N/A
30	90	N/A	28	2900 to 4350	N/A	N/A	N/A	N/A
31	91	N/A	28	3057 to 4585	N/A	N/A	N/A	N/A
32	92	N/A	29	3222 to 4833	N/A	N/A	N/A	N/A
33	93	N/A	29	3395 to 5093	N/A	N/A	N/A	N/A
34	94	N/A	29	3578 to 5367	N/A	N/A	N/A	N/A
35	95	N/A	29	3770 to 5654	N/A	N/A	N/A	N/A
36	96	N/A	30	3972 to 5957	N/A	N/A	N/A	N/A
37	97	N/A	30	4184 to 6276	N/A	N/A	N/A	N/A
38	98	N/A	30	4407 to 6611	N/A	N/A	N/A	N/A
39	99	N/A	30	4642 to 6963	N/A	N/A	N/A	N/A
40	100	N/A	31	4889 to 7333	N/A	N/A	N/A	N/A

Item acquisition

Ice Nova can drop anywhere.

Recipes

Ice Nova can be created from the following recipes:

Amount	Part	Description	Meta
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	A
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	A
3	Gemcutter's PromiseGemcutter's Promise3Gem 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 gem with 20% quality	A
1	Gemcutter's IncubatorGemcutter's IncubatorStack Size: 10Adds an incubated Quality Gem item to an equippable item Item drops after killing {0} monstersRight click this item then left click an item to apply it. The Incubated item drops after killing a specific number of monsters.	Random gem with 1–20% quality	A
1	The VoidThe Void1Reach into the Void and claim your prize.	Random divination card set exchange	A

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.

Note that helmet enchantments are no longer obtainable since version 3.23.0 and can only be obtained in permanent leagues as already enchanted items from before this patch.

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

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.
Illusionist Ice Nova EffectIllusionist Ice Nova EffectSkill Gem EffectYour Ice Nova becomes an Illusionist Effect.	Your Ice Nova becomes an Illusionist 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
3.17.0	Ice Nova now deals 18 to 26 Cold Damage at gem level 1 (unchanged), up to 769 to 1130 at gem level 20 (previously 518 to 762). Now adds 3 to 4 Cold Damage against Chilled Enemies at gem level 1 (unchanged), up to 118 to 172 at gem level 20 (previously 79 to 116). Now has 190% Effectiveness of Added Damage at all gem levels (previously 120%).
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 Level: (1-20) Cost: (8-23) Mana Cast Time: 0.70 sec Critical Strike Chance: 6.00% Effectiveness of Added Damage: 230% AoE Radius: 30Requires Level 12A circle of ice expands from the caster.Deals (23-988) to (34-1481) Cold Damage Base radius is (2.6-3) metres Additional Effects From 1-20% Quality: Base radius is (0.015-0.3) metresPlace 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 Level: (1-20) Cost: (8-23) Mana Cast Time: 0.70 sec Critical Strike Chance: 6.00% Effectiveness of Added Damage: 230% AoE Radius: 30Requires Level 12A circle of ice expands from the caster.Deals (23-988) to (34-1481) Cold Damage Base radius is (2.6-3) metres Additional Effects From 1-20% Quality: Base radius is (0.015-0.3) metresPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket. and Vaal Ice NovaVaal Ice NovaSpell, AoE, Vaal, Cold, Nova Level: (1-20) Souls Per Use: 25 Can Store 2 Use(s) Soul Gain Prevention: 2 sec 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, repeating from every enemy it hits.Deals (18-518) to (26-762) Cold Damage Causes smaller novas up to 5 times on enemies hit 20% reduced Area of Effect each repeat Base radius is 2.6 metres Additional Effects From 1-20% Quality: Base radius is (0.015-0.3) metresCorruptedPlace 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	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