Tempest Mephis

Overlord Cost 4 Cooldown 20s Void Thunder

A Cost-4 Overlord Echo with a 20s cooldown. It belongs to the Void Thunder set.

Buffs+12% Electro DMG Bonus · +12% Heavy Attack DMG Bonus

Echo Skill

Transform into Tempest Mephis to perform tail swing attacks followed by a claw attack. The lightning strike summoned by the tail swing deals 102.48% Electro DMG each time, while the claw attack deals 175.68% Electro DMG. After the claw hit, increase the current character’s Electro DMG by 12.00% and Heavy Attack DMG by 12.00% for 15s.

Set Effects

Void Thunder

2 Set	Electro DMG +10%.
5 Set	Upon using Heavy Attack or Resonance Skill, Electro DMG increases by 15%, stacking up to 2 times, each stack lasting for 15s.

Used by: Xiangli Yao, Calcharo, Lumi.

Last updated: 29 July 2026