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Spell, Chaining, Lightning
Level: 1–20
Cast Time: 0.7 sec
Mana Cost: (8–23)
Critical Strike Chance: 5%
Effectiveness of Added Damage: 80%
Requires Level 12
An arc of lightning stretches from the caster to a targeted enemy and chains on to other nearby enemies. Each time the main beam chains it will also chain to a second enemy, but that secondary arc cannot chain further.
Per 1% Quality:
0.5% chance to Shock enemies
Deals (6–133) to (33–754) Lightning Damage
10% chance to Shock enemies
Chains +(4–7) Times
(10–29)% increased Effect of Shock
15% more Damage for each remaining Chain
Place into an item socket of the right colour to gain this skill. Right click to remove from a socket.
DropLevel 12
BaseType Arc
Class Active Skill Gems
VaalVaal Arc
CostOrb of Transmutation x 1
TargetTypesGround, Enemy

Quest Reward /1

ActQuest CompleteCharacter
2Through Sacred GroundWitch

Quest Vendor /3

ActQuest CompleteNPCCharacter
1The Siren's CadenceNessaWitch Templar Shadow
6Fallen from GraceLilly Roth (Level 1)All Classes
3A Fixture of FateSiosa (Level 1)All Classes
10% chance to Shock enemies
15% more Damage for each remaining Chain
arc_chain_distance [35]

Level Effect /40

LevelRequires LevelIntelligenceMana CostDeals 6 to 33 Lightning DamageChains +4 Times10% increased Effect of ShockExperience
1123286, 3341015,249
2153997, 4141141,517
31947109, 5441281,983
423561112, 70413147,968
527641216, 89414250,557
631721320, 112515405,086
735811425, 139516447,718
838871529, 163517615,318
941931634, 191518834,639
10441001639, 2235191,570,760
11471061746, 2586201,633,987
12501121853, 2996212,151,030
13531191961, 3466222,812,189
14561251970, 3996235,099,360
15591312081, 4586249,400,731
16621372193, 52672515,273,366
176414221102, 57772626,286,582
186614622111, 63172762,890,590
196815022122, 690728212,046,017
207015423133, 754729
217224145, 824830
227424159, 900831
237625173, 982832
247825189, 1070833
258026206, 1167834
268226224, 1271935
278427244, 1384936
288627266, 1506937
298828289, 1639938
309028314, 1782939
319128328, 18581039
329229342, 19371040
339329356, 20191040
349429371, 21051041
359529387, 21931041
369630403, 22861142
379730420, 23821142
389830438, 24821143
399930456, 25861143
4010031475, 26941144

helmet /1171

LevelModDrop Rate
The Merciless Labyrinth25% increased Arc Damagehelmet(0.09%)
The Eternal Labyrinth40% increased Arc Damagehelmet(0.07%)
The Merciless Labyrinth25% increased Arctic Breath Damagehelmet(0.09%)
The Eternal Labyrinth40% increased Arctic Breath Damagehelmet(0.07%)
The Merciless LabyrinthArc Chains an additional time
The Eternal LabyrinthArc Chains an additional timehelmet(0.07%)
The Merciless LabyrinthArc has +20% chance to Shockhelmet(0.09%)
The Eternal LabyrinthArc has +30% chance to Shockhelmet(0.07%)
The Merciless LabyrinthArc deals 8% increased Damage for each time it has Chainedhelmet(0.09%)
The Eternal LabyrinthArc deals 12% increased Damage for each time it has Chainedhelmet(0.07%)
The Merciless Labyrinth24% increased Arctic Armour Buff Effecthelmet(0.09%)
The Eternal Labyrinth36% increased Arctic Armour Buff Effecthelmet(0.09%)
The Merciless LabyrinthArctic Armour has 20% reduced Mana Reservationhelmet(0.09%)
The Eternal LabyrinthArctic Armour has 30% reduced Mana Reservationhelmet(0.09%)
The Merciless Labyrinth24% increased Arctic Breath Durationhelmet(0.09%)
The Eternal Labyrinth36% increased Arctic Breath Durationhelmet(0.07%)
The Merciless Labyrinth16% increased Arctic Breath Area of Effecthelmet(0.09%)
The Eternal Labyrinth24% increased Arctic Breath Area of Effecthelmet(0.07%)
The Eternal LabyrinthArctic Breath's Chilling Area has 38% increased Movement Speedhelmet(0.07%)

Microtransactions /4

Purple Arc
Your Arc becomes a Purple Effect.

Automaton Arc Effect
Your Arc becomes an Automaton Effect.

Radiant Arc Effect
Your Arc becomes a Radiant Effect.
Celestial Arc Effect
Your Arc becomes a Celestial Effect.

Supported By /57

  • Active Type: Spell, Hit, SkillCanTrap, SkillCanTotem, SkillCanMine, Chaining, SpellCanRepeat, Triggerable, LightningSkill, CanRapidFire
  • Support GemActiveType
    Added Fire Damage SupportHit, Attack
    Added Cold Damage SupportAttack, Hit
    Added Lightning Damage SupportAttack, Hit
    Increased Critical Strikes SupportHit, Attack
    Increased Critical Damage SupportHit, Attack
    Knockback SupportHit, Attack
    Life Leech SupportHit, Attack
    Added Chaos Damage SupportHit, Attack
    Stun SupportHit, Attack
    Trap SupportSkillCanTrap
    Item Rarity SupportHit, Attack, DamageOverTime
    Faster Casting SupportSpell
    Cold to Fire SupportHit, Attack
    Combustion SupportHit, Attack
    Elemental Proliferation SupportHit, Attack, CauseElementalStatus
    Culling Strike SupportHit, Attack
    Iron Will SupportHit, Type59, Type66
    Spell Totem SupportSpell, SkillCanTotem, AND
    Blastchain Mine SupportSkillCanMine
    Chance to Flee SupportAttack, Hit
    Blind SupportHit, Attack
    Fire Penetration SupportHit, Attack
    Cold Penetration SupportHit, Attack
    Lightning Penetration SupportHit, Attack
    Chain SupportChaining, Projectile, Type54, Type56
    Spell Echo SupportSpellCanRepeat
    Power Charge On Critical SupportHit, Attack
    Burning Damage SupportHit, Attack, CausesBurning
    Curse On Hit SupportAttack, Hit, AppliesCurse
    Cast on Death SupportSpell, Triggerable, AND
    Cast when Damage Taken SupportSpell, Triggerable, AND
    Cast when Stunned SupportSpell, Triggerable, AND
    Block Chance Reduction SupportHit, Attack
    Physical to Lightning SupportHit, Attack
    Ice Bite SupportHit, Attack
    Hypothermia SupportHit, Attack, DamageOverTime
    Innervate SupportHit, Attack
    Poison SupportHit, Attack
    Void Manipulation SupportHit, Attack, DamageOverTime
    Controlled Destruction SupportHit, Attack, Type59
    Swift Affliction SupportDuration, Type55, Hit, Attack
    Elemental Focus SupportHit, Attack, CausesBurning
    Ignite Proliferation SupportHit, Attack
    Lesser Poison SupportHit, Attack
    Deadly Ailments SupportHit, Attack
    Decay SupportHit, Attack
    Efficacy SupportHit, Attack, Type59, Duration, Type55, DamageOverTime
    Vile Toxins SupportHit, Attack
    Immolate SupportHit, Attack
    Unbound Ailments SupportHit, Attack, CauseElementalStatus
    Brutality SupportHit, Attack
    Onslaught SupportHit, Attack
    Summon Phantasm SupportAttack, Hit, CreatesMinion
    Bonechill SupportAttack, Hit, NonHitChill, ChillingArea
    Energy Leech SupportHit, Attack
    Unleash SupportCanRapidFire
    High-Impact Mine SupportSkillCanMine