Arc
Spell
Trade Build Pin
Projectile, Lightning, Chaining, Repeatable
Tier: 5
Level:
Quality: %
Cost: 81 Mana
Requires: Level 90, 157 Int
An arc of Lightning stretches from the caster to a targeted enemy and Chains on to other nearby enemies. Consumes a Lightning Infusion if possible to deal more damage and Chain further.
Deals 20 to 386 Lightning Damage
Chains 9 times
Chains 6 additional times when Lightning Infused
200% more damage when Lightning Infused
50% increased Magnitude of Shock inflicted

Additional Effects From Quality:
Chains (0—2) times
Projectiles deal (0—3)% more Damage with Hits for each remaining Chain
Skills can be managed in the Skills Panel.
Scaling 40 levels

Stat and cost values at each gem level. Level 20 is the highest a skill gem reaches without external modifiers.

Level Requires Level Int Mana Deals _ to _ Lightning Damage Chains _ times
40 90 157 494 272 / 5175 12
39 90 157 454 238 / 4518 11
38 90 157 417 208 / 3949 11
37 90 157 383 182 / 3454 11
36 90 157 352 159 / 3024 11
35 90 157 323 139 / 2650 11
34 90 157 296 122 / 2324 11
33 90 157 271 107 / 2039 11
32 90 157 249 94 / 1791 11
31 90 157 228 83 / 1574 11
30 90 157 208 73 / 1384 11
29 90 157 190 64 / 1217 10
28 90 157 174 56 / 1071 10
27 90 157 159 50 / 943 10
26 90 157 145 44 / 830 10
25 90 157 132 38 / 731 10
24 90 157 120 34 / 644 9
23 90 157 109 30 / 567 9
22 90 157 99 26 / 499 9
21 90 157 90 23 / 439 9
20 90 157 81 20 / 386 9
19 84 147 74 18 / 339 8
18 78 137 67 16 / 298 8
17 72 126 60 14 / 261 8
16 66 116 54 12 / 228 8
15 64 113 49 10 / 199 8
14 58 103 44 9 / 174 7
13 52 92 39 8 / 151 7
12 46 82 35 7 / 130 7
11 41 74 31 6 / 112 7
10 36 65 28 5 / 96 7
9 31 57 24 4 / 82 6
8 26 48 22 4 / 69 6
7 22 41 19 3 / 58 6
6 18 35 17 3 / 48 6
5 14 28 14 2 / 39 6
4 10 21 12 2 / 31 5
3 6 14 11 1 / 24 5
2 3 9 9 1 / 17 5
1 0 4 8 1 / 13 5
Recommended Supports 15

Support gems suggested for this skill, grouped by the uncut support level needed to create them — hover any card for its full tooltip.

I
Chain I
Chain I
Support · Projectile, Chaining
Requires: Level (1—90), (4—157) Dex
Supported Skills Chain +1 times
Supported Skills deal 30% less Damage with Hits
Unleash
Unleash
Support · Spell
Requires: Level (1—90), (4—157) Int
Supported Skills have a maximum of 2 Seals
Supported Skills Repeat 1 time per Seal broken
Supported Spells gain a Seal every 200% of cast time
Supported Skills deal 50% less Damage when Repeating
Controlled Destruction
Controlled Destruction
Support · Spell
Requires: Level (1—90), (4—157) Int
Supported Spells deal 25% more Hit Damage
Supported Skills cannot deal Critical Hits
II
Shock Conduction
Shock Conduction
Support · AoE, Lightning
Requires: Level (1—90), (4—157) Int
Shocking Hits from supported Skills have a 50% chance to also Shock enemies in a 2.5 metre radius
Mana Flare
Mana Flare
Support · Spell, AoE, Trigger, Fire
Requires: Level (1—90), (4—157) Int
Supported Skills trigger Mana Flare on Critical Hit
Consumes 25% of current Mana to deal that much Fire damage
Flare radius is 2 metres
Lightning Penetration
Lightning Penetration
Support · Lightning
Requires: Level (1—90), (4—157) Dex
Supported Skills Penetrate 30% Lightning Resistance
III
Elemental Discharge
Elemental Discharge
Support · Spell, AoE, Trigger, Lightning, Cold, Fire, Payoff
Requires: Level (1—90), (4—157) Int
Supported Skills Cannot inflict Freeze, Shock or Ignite
Supported Skills Consume Freeze, Shock and Ignite on hit to trigger Elemental Discharge
Only deals Damage of Elements matching Consumed Ailments Deals no Damage of other Damage Types
Discharge radius is 2 metres
40% to 60% of your Intelligence as Fire Damage
80% to 120% of your Intelligence as Cold Damage
1% to 120% of your Intelligence as Lightning Damage
Wildshards I
Wildshards I
Support · Spell, Projectile
Requires: Level (1—90), (4—157) Int
Supported Skills have a 20% chance to fire 8 additional Projectiles in a circle
Deliberation
Deliberation
Support
Requires: Level (1—90), (4—157) Dex
Supported Skills deal 20% more Damage
30% more Movement Speed penalty while using Supported Skills
IV
Nova Projectiles II
Nova Projectiles II
Support · Projectile
Requires: Level (1—90), (4—157) Dex
Supported Skills fire 6 additional Projectiles
Supported Skills fire Projectiles in a circle
Supported Skills deal 50% less Damage
Rapid Casting II
Rapid Casting II
Support · Spell
Requires: Level (1—90), (4—157) Int
Supported Skills have 20% increased Cast Speed
Lightning Exposure
Lightning Exposure
Support · Lightning, Duration
Requires: Level (1—90), (4—157) Dex
Supported Skills inflict Exposure for 8 seconds on Shocking a target
V
Lightning Mastery
Lightning Mastery
Support · Lightning
Requires: Level (1—90), (4—157) Int
+1 to Level of Supported Lightning Skills
Projectile Acceleration III
Projectile Acceleration III
Support · Projectile
Requires: Level (1—90), (4—157) Dex
Increases and reductions to Projectile speed also apply to Projectile Damage with Supported Skills
Supported Skills have 40% more Projectile Speed
Chain III
Chain III
Support · Projectile, Chaining
Requires: Level (1—90), (4—157) Dex
Supported Skills Chain +2 times
Supported Skills deal 40% less Damage with Hits