Arc

Skill Functions and Interactions

Since it is not a projectile, Arc cannot or , and it cannot be supported with or Multiple Projectiles. Supporting Arc with will result in additional chains.

Arc will chain to a random target within a specified radius centered on last target struck.

Note that there is a 50% damage reduction on this gem, meaning all additional damage (including from Support Gems) will be halved.

Gem Leveling

Template:GemLevelTable |- ! 1 | 19 || 48 || 12 || 2–37 || 81,983 |- ! 2 | 23 || 56 || 14 || 3–48 || 63,765 |- ! 3 | 25 || 60 || 15 || 3–54 || 135,415 |- ! 4 | 28 || 67 || 16 || 3–65 || 199,345 |- ! 5 | 31 || 73 || 17 || 4–78 || 285,815 |- ! 6 | 34 || 79 || 18 || 5–93 || 401,344 |- ! 7 | 37 || 85 || 19 || 6–110 || 554,379 |- ! 8 | 40 || 92 || 21 || 7–130 || 755,049 |- ! 9 | 43 || 98 || 22 || 8–153 || 1,016,533 |- ! 10 | 46 || 104 || 23 || 9–180 || 1,355,511 |- ! 11 | 49 || 111 || 24 || 11–210 || 1,791,769 |- ! 12 | 52 || 117 || 25 || 13–244 || 1,498,138 |- ! 13 | 54 || 121 || 26 || 14–270 || 1,790,934 |- ! 14 | 56 || 125 || 27 || 16–299 || 3,351,223 |- ! 15 | 58 || 130 || 28 || 17–330 || 9,922,564 |- ! 16 | 60 || 134 || 29 || 19–364 || 21,318,990 |- ! 17 | 62 || 138 || 29 || 21–401 || 50,639,372 |- ! 18 | 64 || 142 || 30 || 23–441 || 89,968,595 |- ! 19 | 66 || 146 || 31 || 26–485 || 146,938,899 |- ! 20 | 68 || 151 || 32 || 28–534 || class="table-na" style="text-align: center; " | N/A |- ! 21 | || || 33 || 31–586 || class="table-na" style="text-align: center; " | N/A |- ! 22 | || || 33 || 34–644 || class="table-na" style="text-align: center; " | N/A |}

Gem Quality

Each percentage of quality adds +0.5% chance to Shock enemy on hit with Lightning Damage.

Quest Reward

This skill can be gained as a reward for finishing quest:

• Intruders in Black in Act 2 (Normal), by Templar, Shadow and Witch
• The Caged Brute in Act 1 (Cruel), by Templar
• Lost in Love in Act 3 (Cruel), by Templar, Shadow and Scion

Version History

Version	Changes
1.0.0	Reduced the mana cost. Damage has been increased by around 23%.
0.11.1	Spells with Damage Effectiveness no longer have their own damage affected by Damage Effectiveness. Damage values on these skills have been updated to reflect this.
0.9.13	Arc has been added to the game.