Vortex

VortexSpell, AoE, Cold, Duration, Nova
Level: (1-20)
Cost: (13-25) Mana
Cast Time: 0.75 sec
Critical Strike Chance: 6.00%
Effectiveness of Added Damage: (130-210)%
AoE Radius: 2Requires Level 28An icy blast explodes around the caster, dealing cold damage to enemies, and leaving behind a whirling vortex which deals cold damage over time and chills enemies caught in it.Deals (48-933) to (72-1399) Cold Damage
Base duration is 3.00 seconds
Deals (115.6-2772.8) Base Cold Damage per second
Modifiers to Spell Damage apply to this Skill's Damage Over Time effect
Base radius is 2 metres
Base secondary radius is 2 metres

Additional Effects From 1-20% Quality:
+(0.01-0.2) metres to radiusPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket.

Acquisition
Drop level: 28Metadata
Item class: Skill Gem
Metadata ID: Metadata/Items/Gems/SkillGemFrostBoltNova

Vortex is a cold spell that deals damage in an area around the character and leaves a ground effect that both chills (chilled ground) and deals cold damage over time.

Skill functions and interactions

• Modifiers to Spell Damage apply to this skill's Damage Over Time Effect: Modifiers to spell damage only affect the specific damage over time effect of Vortex, not other types of damage over time that may be applied by the skill, such as poison or Decay SupportDecay SupportChaos, Support
  Icon: D
  Level: (1-20)
  Cost & Reservation Multiplier: 120%Requires Level 38Supports any skill that hits enemies.Supported Skills inflict Decay on Hit, dealing (162-1230) Chaos Damage per second for 8 seconds
  
  Additional Effects From 1-20% Quality:
  Supported Skills deal (0.5-10)% increased Chaos 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..

• Overlap: If multiple Vortex ground effects apply to the same enemy, only the highest damage per second effect will deal damage. This is consistent with other damage over time debuffs without special exceptions.

• On hit effects: Because the initial blast counts as a hit, Vortex can be used with on-hit effects such as Hextouch SupportHextouch SupportSupport, Hex, Trigger
  Icon: &
  Level: (1-20)
  Cost & Reservation Multiplier: 130%Requires Level 38Must support both a skill that hits enemies, and a hex curse skill to work. The hex will be applied when enemies are hit by the other skill. Cannot support totems, traps, or mines. Minions cannot apply hexes this way.Supported Skills apply supported Curses on Hit
  You cannot Cast Supported Curse Spells
  35% less Effect of Supported Curses
  Supported Skills have (50-31)% reduced Curse Duration
  
  Additional Effects From 1-20% Quality:
  Supported Skills have (0.5-10)% increased Curse DurationThis 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..

Chilling Area: Enemies inside a chilling area become chilled. This chilling area is affected by the player and skill's modifiers to the effect of cold/non-damaging ailments, but its chills are not considered inflicted by the player. It cannot apply chilled by you stats, cannot make the player count as having chilled recently, and can chill regardless of stats that prevent the application of chill by the player, such as Elemental Focus SupportElemental Focus SupportSupport
Icon: F
Level: (1-20)
Cost & Reservation Multiplier: 130%Requires Level 18Supports any skill that hits or burns enemies, or inflicts elemental ailments.Supported Skills deal (20-34)% more Elemental Damage
Supported Skills cannot inflict Elemental Ailments

Additional Effects From 1-20% Quality:
Supported Skills deal (0.5-10)% increased Elemental 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. or Secrets of Suffering.

Gem level progression

Level			Mana Cost	Damage Effectiveness	Cold Damage	Cold DPS	Exp.	Total Exp.
1	28	67	13	130%	48 to 72	115.6	0	0
2	31	73	14	130%	61 to 92	148.7	199345	199345
3	34	79	15	140%	77 to 115	189.7	285815	485160
4	37	85	16	140%	96 to 144	241.4	401344	886504
5	40	92	16	150%	120 to 180	305.4	554379	1440883
6	42	96	17	150%	138 to 208	355.9	477437	1918320
7	44	100	18	160%	160 to 240	415.7	583786	2502106
8	46	104	18	160%	184 to 276	484.1	710359	3212465
9	48	109	19	160%	212 to 318	563.1	1355511	4567976
10	50	113	19	170%	244 to 366	654.1	1138877	5706853
11	52	117	20	170%	280 to 420	758.9	1368233	7075086
12	54	121	20	170%	321 to 482	879.5	1638338	8713424
13	56	125	21	180%	368 to 552	1016.8	1956648	10670072
14	58	130	21	180%	421 to 632	1174.3	3655184	14325256
15	60	134	22	190%	482 to 723	1360.1	3017327	17342583
16	62	138	22	190%	551 to 826	1567.9	7759995	25102578
17	64	142	23	200%	629 to 943	1810.3	15138193	40240771
18	66	146	24	200%	718 to 1077	2088.4	26083825	66324596
19	68	151	24	200%	819 to 1228	2410.2	62620247	128944843
20	70	155	25	210%	933 to 1399	2772.8	211708088	340652931
21	72	159	25	210%	1063 to 1594	3191.4	—	—
22	74	—	26	210%	1210 to 1814	3670.5	—	—
23	76	—	26	210%	1376 to 2064	4214	—	—
24	78	—	27	210%	1565 to 2347	4834.9	—	—
25	80	—	27	210%	1778 to 2667	5562.5	—	—
26	82	—	28	210%	2020 to 3029	6374.4	—	—
27	84	—	28	210%	2293 to 3439	7324.7	—	—
28	86	—	29	210%	2602 to 3903	8411.6	—	—
29	88	—	30	210%	2952 to 4427	9603	—	—
30	90	—	30	210%	3347 to 5020	11016.3	—	—
31	91	—	30	210%	3563 to 5345	11790.5	—	—
32	92	—	31	210%	3793 to 5690	12617.5	—	—
33	93	—	31	210%	4038 to 6056	13500.9	—	—
34	94	—	31	210%	4297 to 6446	14444.4	—	—
35	95	—	31	210%	4574 to 6860	15451.9	—	—
36	96	—	32	210%	4867 to 7301	16527.8	—	—
37	97	—	32	210%	5179 to 7768	17676.6	—	—
38	98	—	32	210%	5510 to 8265	18903	—	—
39	99	—	33	210%	5862 to 8793	20212.3	—	—
40	100	—	33	210%	6236 to 9354	21588.3	—	—

Item acquisition

Vortex can drop anywhere.

Recipes

Vortex 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

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 ↓
A Fixture of Fate Act 3 Siosa
Sever the Right Hand Act 3 Clarissa
Fallen from Grace Act 6 Lilly Roth

Other sources

Vortex

Debuff

The skill is also used by several monsters. The UI displays a status icon to show the player is affected by the skill.

Related helmet enchantments

The following helmet enchantments affect Vortex.

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 Vortex AoE On Frostbolt 1	66	Merciless Labyrinth	Vortex has 30% increased Area of Effect when Cast on Frostbolt	helmet 75
Enchantment Vortex AoE On Frostbolt 2	75	Eternal Labyrinth	Vortex has 45% increased Area of Effect when Cast on Frostbolt	helmet 75
Enchantment Vortex Cooldown Recovery 1	66	Merciless Labyrinth	Vortex has 20% increased Cooldown Recovery Rate	helmet 75
Enchantment Vortex Cooldown Recovery 2	75	Eternal Labyrinth	Vortex has 30% increased Cooldown Recovery Rate	helmet 75
Enchantment Vortex Damage 1	66	Merciless Labyrinth	25% increased Vortex Damage	helmet 75
Enchantment Vortex Damage 2	75	Eternal Labyrinth	40% increased Vortex Damage	helmet 75
Enchantment Vortex Duration 1	66	Merciless Labyrinth	20% increased Vortex Duration	helmet 75
Enchantment Vortex Duration 2	75	Eternal Labyrinth	30% increased Vortex Duration	helmet 75
EnchantmentVortexRadius1	66	Merciless Labyrinth	16% increased Vortex Area of Effect	helmet 0
EnchantmentVortexRadius2	75	Eternal Labyrinth	24% increased Vortex Area of Effect	helmet 0

Alternate skill effects

Vortex has the following alternate skill effects:

Item	Description
Black Hole Vortex EffectBlack Hole Vortex EffectSkill Gem EffectYour Vortex becomes a stationary black hole.	Your Vortex becomes a stationary black hole.
Ghastly Vortex Skill EffectGhastly Vortex Skill EffectSkill Gem EffectYour Vortex becomes a ghastly effect.	Your Vortex becomes a ghastly effect.
Myrmidon Vortex EffectMyrmidon Vortex EffectSkill Gem EffectYour Vortex becomes a Myrmidon Effect.	Your Vortex becomes a Myrmidon Effect.

Version history

Version	Changes
3.26.0	Vortex: Now has 130-210% Effectiveness of Added Damage at gem levels 1-20 (previously 130-170%). Now deals 48 to 72 Cold Damage at gem level 1 (previously 49 to 73), scaling up to 933 to 1399 at gem level 20 (previously 779 to 1169). Now deals 115.6-2772.8 Base Cold Damage per second at gem levels 1-20 (previously 116.1-2316.1).
3.25.0	Now has 130% Effectiveness of Added Damage at gem level 1, scaling up to 170% at gem level 20 (previously 270% at all gem levels).
3.23.0	Alternate quality gems, labyrinth helmet enchantments and unique threshold jewels are all systems that were trying to subtly modify the behaviour of skills. With this expansion these have been combined into a new system called Transfigured Gems that allows us to fully achieve the goal of these three systems, and then some. Quality now provides +0-0.2 metres to radius, instead of 0-10% increased Area of Effect. Anomalous, Divergent and Phantasmal Quality Gems have been removed from the game. Existing alternate Quality Gems now have the base Quality effect found on the respective Gem. Now has a 0.750 second Cast Time (previously instant), and no longer has a Cooldown Time. It now deals 49 to 73 Cold Damage at gem level 1 (previously 41 to 62), scaling up to 779 to 1169 at gem level 20 (previously 1209 to 1813). It also now has a Mana cost of 13 at gem level 1 (previously 11), and 25 Mana at gem level 20 (previously 20). It can no longer be cast on Frostbolt projectiles, and as such, no longer has 20% less Area of Effect when Cast on Frostbolt or "Can explode from up to 5 Frostbolt Projectiles." This interaction has been moved to Vortex of ProjectionVortex of ProjectionSpell, AoE, Cold, Duration, Nova Level: (1-20) Cost: (13-25) Mana Cast Time: 0.75 sec Critical Strike Chance: 6.00% Effectiveness of Added Damage: (130-210)%Requires Level 28An icy blast explodes around the caster, dealing cold damage to enemies, and leaving behind a whirling vortex which deals cold damage over time and chills enemies caught in it. If the caster targets near their Frostbolt projectiles, it will explode from a number of those projectiles instead, destroying them.Deals (48-933) to (72-1399) Cold Damage Base duration is 1.50 seconds Deals (57.7-1386.4) Base Cold Damage per second Modifiers to Spell Damage apply to this Skill's Damage Over Time effect 50% more Area of Effect when Cast on Frostbolt Base radius is 2 metres 50% more Damage when Cast on Frostbolt Base secondary radius is 2 metres Can explode from up to 5 Frostbolt Projectiles Additional Effects From 1-20% Quality: +(0.01-0.2) metres to radiusPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket..
3.19.0	Chilled ground from the Permafrost Archnemesis modifier now counts as Vortex ground, and can no longer stack with other sources of Vortex ground. Unstable Wetas now leave Vortex ground effect on death, instead of Cold Snap ground, and cannot stack with other sources of Vortex ground effect.
3.17.0	Vortex now deals 41 to 62 Cold Damage at gem level 1 (previously 42 to 63), up to 1209 to 1813 at gem level 20 (previously 833 to 1250). Now deals 116.1 Base Cold Damage per second at gem level 1 (previously 116.2), up to 2317.2 at gem level 20 (previously 2315.1).
3.16.0	Now deals 42 to 63 Cold Damage at gem level 1 (previously 38 to 57), up to 833 to 1250 at gem level 20 (previously 524 to 787). It now deals 116.2 Base Cold Damage per second at gem level 1 (previously 106.5), up to 2315.1 at gem level 20 (previously 1456.9). It now has a Critical Strike Chance of 6% (previously 6.5%), and 180% Effectiveness of Added Damage at all gem levels (previously 100%).
3.12.0	Now has alternate quality
3.10.0	StormbindStormbindSpell, AoE, Channelling, Lightning, Duration, Arcane Level: (1-20) Cost: (3-5) Mana Cast Time: 0.12 sec Critical Strike Chance: 6.00% Effectiveness of Added Damage: 160%Requires Level 28Channel to spread runes on the ground in a growing pattern. The runes fade away after a duration, or will be immediately removed and deal damage in a circular area when detonated by Rune Blast. Enemies standing on the runes are Hindered, reducing their movement speed.Deals (36-444) to (107-1332) Lightning Damage Base duration is 12.00 seconds 50% reduced Movement Speed Runes have 30% more Area of Effect per Improvement Runes deal 100% more Damage with Hits and Ailments per Improvement A Rune is Improved for each (5-24) Mana Spent Runes can be improved 3 times Additional Effects From 1-20% Quality: Runes have +(0.5-10)% more Area of Effect per Improvement (0.5-10)% increased Cast SpeedPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket. is now offered to the Witch and Templar (instead of Vortex) for completing Sever the Right Hand, and can be purchased from Clarissa by the Shadow and Scion.
3.6.4	Improved the graphical performance.
3.6.2	Vortex can no longer be supported by Intensify SupportIntensify SupportAoE, Spell, Support Icon: T Level: (1-20) Cost & Reservation Multiplier: 130%Requires Level 31Supports spell skills that you cast yourself. Cannot support triggered skills, Vaal skills, instant skills, channelling skills, skills with a reservation or which create minions, or skills used by totems, traps, or mines.Supported Skills have (30-49)% increased Area of Effect Supported Spells lose 1 Intensity every 0.5 seconds while moving, or immediately if you teleport Supported Spells gain Intensity when you Cast them, to a maximum of 3 Supported Skills deal (12-16)% more Area Damage with Hits per Intensity Supported Skills have 15% less Area of Effect per Intensity Additional Effects From 1-20% Quality: Supported Skills deal (0.5-10)% increased Area 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..
3.6.0	Mana Cost at gem level 20 is now 20 (was 21) Now deals 38 to 57 Cold damage at gem level 1 (from 42 to 63) and 524 to 787 Cold damage at gem level 20 (from 538 to 808). Now deals 106.5 base Cold damage per second at gem level 1 (from 116.1) and 1456.9 base Cold damage per second at gem level 20 (from 1495.6).
3.5.0	Now instant, with a 1.8 second cooldown. Can now detonate from up to 5 Frostbolt projectiles at once. Gains increased cooldown recovery speed as the gem levels up. Deals 42 to 63 cold damage at gem level 1 (down from 50 to 75) and 538 to 808 cold damage at gem level 20 (up from 458 to 688). Deals 116.1 base cold damage per second at gem level 1 (up from 41.6) and 1495.6 base cold damage per second at gem level 20 (up from 684.5) No longer deals 40% more damage when cast on Frostbolt. Now has 20% less Area of Effect when cast on Frostbolt. Disabled the Vortex Labyrinth Helmet enchantments that increase the base radius of Vortex. Existing items with this enchantment will go unchanged, but this enchantment cannot appear on any more items.
3.0.0	Vortex now deals 40% more damage when cast on a Frostbolt.
2.3.0	Introduced to the game.