Arc of OscillatingSpell, Chaining, Lightning Level: (1-20) Cost: (8-23) Mana Cast Time: 0.70 sec Critical Strike Chance: 6.00% Effectiveness of Added Damage: 60%Requires Level 12An arc of lightning reaches from the caster to a targeted enemy and chains to other enemies. Each time the arc chains, it will also chain a secondary arc to another enemy, but this secondary arc cannot chain further.Deals (3-94) to (15-531) Lightning Damage Chains +6 Times 50% more Damage with Hits and Ailments for each remaining Chain
Additional Effects From 1-20% Quality: Chains +(0.05-1) TimesPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket.File:Arc of Oscillating skill icon.png
It is a transfigured version of ArcArcSpell, Chaining, Lightning Level: (1-20) Cost: (8-23) Mana Cast Time: 0.70 sec Critical Strike Chance: 6.00% Effectiveness of Added Damage: 120%Requires Level 12An arc of lightning reaches from the caster to a targeted enemy and chains to other enemies, but not immediately back. Each time the arc chains, it will also chain a secondary arc to another enemy that the main arc has not already hit, which cannot chain further.Deals (6-198) to (32-1122) Lightning Damage Chains +(4-7) Times 15% more Damage with Hits and Ailments for each remaining Chain
Additional Effects From 1-20% Quality: Chains +(0.05-1) TimesPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket..
Unlike the original skill, this transfigured version's chaining behaviour allows it to chain between two enemies and allows secondary chains to hit enemies that were hit by the main arc. It also has lower damage and damage effectiveness but has a stronger multiplier for remaining chains.
Skill functions and interactions
Gem level progression
Level
Mana Cost
Exp.
Total Exp.
1
12
33
8
0
0
2
15
39
9
15249
15249
3
19
48
10
41517
56766
4
23
56
11
81983
138749
5
27
64
12
147968
286717
6
31
73
13
250557
537274
7
35
81
14
405086
942360
8
38
88
15
447718
1390078
9
41
94
16
615318
2005396
10
44
100
16
834639
2840035
11
47
106
17
1570760
4410795
12
50
113
18
1633987
6044782
13
53
119
19
2151030
8195812
14
56
125
19
2812189
11008001
15
59
132
20
5099360
16107361
16
62
138
21
9400731
25508092
17
64
142
21
15273366
40781458
18
66
146
22
26286582
67068040
19
68
151
22
62890590
129958630
20
70
155
23
212046017
342004647
21
72
159
24
N/A
N/A
22
74
N/A
24
N/A
N/A
23
76
N/A
25
N/A
N/A
24
78
N/A
25
N/A
N/A
25
80
N/A
26
N/A
N/A
26
82
N/A
26
N/A
N/A
27
84
N/A
27
N/A
N/A
28
86
N/A
27
N/A
N/A
29
88
N/A
28
N/A
N/A
30
90
N/A
28
N/A
N/A
31
91
N/A
28
N/A
N/A
32
92
N/A
29
N/A
N/A
33
93
N/A
29
N/A
N/A
34
94
N/A
29
N/A
N/A
35
95
N/A
29
N/A
N/A
36
96
N/A
30
N/A
N/A
37
97
N/A
30
N/A
N/A
38
98
N/A
30
N/A
N/A
39
99
N/A
30
N/A
N/A
40
100
N/A
31
N/A
N/A
Gem quality
Type
Additional Effects per 1-20% Quality
Weight
Superior
Chains +(0.05-1) Times
1
Item acquisition
Arc of Oscillating has restrictions on where or how it can drop.
This item is a transfigured gem. It can be obtained through the use of the Divine Font in the Lord's Labyrinth.
Recipes
Arc of Oscillating can be created from the following recipes:
Amount
Part
Description
Meta
4
The Blessing of MooshThe Blessing of Moosh4Level 21 Transfigured Gem CorruptedWhile the Labyrinth traps have claimed countless adventurers, they were not designed with felines in mind.
Random corruptedlevel 21 transfigured gem
A
8
The HookThe Hook8Level 21 Transfigured Gem Quality:+23% CorruptedEvery obsession began with a single, innocent taste.
Random corruptedlevel 21 transfigured gem with 23% quality
A
3
Doryani's EpiphanyDoryani's Epiphany3Level 21 Transfigured Gem Quality:+20% Corrupted"Virtue gems have facets beyond those that can be seen by the mortal eye. Let us look deeper..."
Random corruptedlevel 21 transfigured gem with 20% quality
A
8
Dying AnguishDying Anguish8Level 19 Transfigured Gem Quality:+19%Moribund, he gazed upon the journey taken as blood trickled down his chin. His eye closed on the city ahead that he would never call home.
level 19 transfigured gem with 19% quality
A
1
The VoidThe Void1Reach into the Void and claim your prize.
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.
Renamed from Arc of Branching to Arc of Surging prior to release. [Undocumented This change was not documented by any official sources. It was discovered through player testing or datamining.]