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Path of Exile
Skills
Efficacy Support

Efficacy Support

Support gemSupport · IntelligenceSupportDurationEfficacy

Summary

Efficacy Support is Support gem that grants more spell damage, more damage over time, and increased skill effect duration.

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More Intelligence gems

Eldritch Blasphemy Support
Elemental Army Support
Elemental Focus Support
Elemental Penetration Support
Elemental Proliferation Support
Elemental Weakness
Energy Blade
Energy Leech Support
Enfeeble
Enlighten Support
Essence Drain
Essence Drain of Desperation

Efficacy Support — POE Build Guides · MinMaxedARPG