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Gem

Arc
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
Per 1% Quality:
0.5% chance to Shock
Deals (6–133) to (33–754) Lightning Damage
10% chance to Shock
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.
VaalVaal Arc
DropLevel12
BaseTypeArc
ClassActive Skill Gems
Useful Link
NameRequires LevelTag
Faster Casting Support18Support Spell
Lightning Penetration Support31Lightning Support
Spell Echo Support38Spell Support
Life Leech Support31Support
Empower Support38 Support
Quest Reward
ActCharacterQuest Complete
1WitchThe Siren's Cadence
Quest Vendor
CharacterNPCQuest Complete
WitchNessaThe Siren's Cadence
TemplarNessaThe Siren's Cadence
ShadowNessaThe Siren's Cadence
Lilly RothThe Lord's Labyrinth
SiosaA Fixture of Fate
Implicit
10% chance to Shock
15% more Damage for each remaining Chain
arc_chain_distance [25]
arc_enhanced_behaviour
Level Effect
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 /1145

LevelModDrop Rate
The Merciless Labyrinth25% increased Arc Damagehelmet(0.1%)
The Eternal Labyrinth40% increased Arc Damagehelmet(0.07%)
The Merciless Labyrinth25% increased Arctic Breath Damagehelmet(0.1%)
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(0.1%)
The Eternal LabyrinthArc has +30% chance to Shockhelmet(0.07%)
The Merciless LabyrinthArc deals 8% increased Damage for each time it has Chainedhelmet(0.1%)
The Eternal LabyrinthArc deals 12% increased Damage for each time it has Chainedhelmet(0.07%)
The Merciless Labyrinth24% increased Arctic Armour Buff Effecthelmet(0.1%)
The Eternal Labyrinth36% increased Arctic Armour Buff Effecthelmet(0.1%)
The Merciless LabyrinthArctic Armour has 20% reduced Mana Reservationhelmet(0.1%)
The Eternal LabyrinthArctic Armour has 30% reduced Mana Reservationhelmet(0.1%)
The Merciless Labyrinth24% increased Arctic Breath Durationhelmet(0.1%)
The Eternal Labyrinth36% increased Arctic Breath Durationhelmet(0.07%)
The Merciless Labyrinth8% increased Arctic Breath Area of Effecthelmet(0.1%)
The Eternal Labyrinth12% increased Arctic Breath Area of Effecthelmet(0.07%)
The Eternal LabyrinthArctic Breath's Chilling Area has 38% increased Movement Speedhelmet(0.07%)