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Gem

Efficacy Support
Support, Duration
Level: 1–20
Mana Multiplier: 130%
Requires Level 31
Supports any skill that deals damage or has a duration.
Per 1% Quality:
Supported Skills deal 0.5% increased Damage over Time
Supported Skills deal (10–20)% more Spell Damage
Supported Skills deal (15–24)% more Damage over Time
Supported Skills have (10–16)% increased Skill Effect Duration
This is a Support Gem. It does not grant a bonus to your character, but to skills in sockets connected to it. Place into an item socket connected to a socket containing the Active Skill Gem you wish to augment. Right click to remove from a socket.
DropLevel31
BaseTypeEfficacy Support
ClassSupport Skill Gems
AllowTypeAttack, DamageOverTime, Duration, Hit, Type55, Type59
Quest Reward
ActCharacterQuest Complete
3WitchA Fixture of Fate
3ScionA Fixture of Fate
Quest Vendor
CharacterNPCQuest Complete
WitchClarissaA Fixture of Fate
TemplarClarissaA Fixture of Fate
ShadowClarissaA Fixture of Fate
ScionClarissaA Fixture of Fate
Lilly RothFallen from Grace
SiosaA Fixture of Fate
Level Effect
LevelRequires LevelIntelligenceMana MultiplierSupported Skills deal 10% more Spell DamageSupported Skills deal 15% more Damage over TimeSupported Skills have 10% increased Skill Effect DurationExperience
13152130%101510285,815
23456130%111510252,595
33659130%111610314,394
43862130%121611388,734
54065130%121711477,437
64268130%131711583,786
74471130%131812710,359
84674130%1418121,355,511
94877130%1419121,138,877
105080130%1519131,368,233
115283130%1520131,638,338
125486130%1620131,956,648
135689130%1621143,655,184
145892130%1721143,017,327
156095130%1722147,720,126
166298130%18221515,058,455
1764101130%18231525,964,218
1866104130%19231562,460,771
1968107130%192416211,508,743
2070110130%202416
2172130%202516
2274130%212517
2376130%212617
2478130%222617
2580130%222718
2682130%232718
2784130%232818
2886130%242819
2988130%242919
3090130%252919
3191130%252919
3292130%253020
3393130%253020
3494130%263020
3595130%263020
3696130%263120
3797130%263120
3898130%273121
3999130%273121
40100130%273221