Thundering Mephis
A crackling echo that embodies the fury of an endless thunderstorm. Where it passes, the air itself splits with electric tension.
Active Skill
Sonata Effect: ⚡ Void Thunder
5-piece: After casting Heavy Attack or Resonance Skill, Electro DMG +15%. Effect stacks up to 2 times, each lasts 15s.
🎯 Best Characters
Characters that benefit most from Thundering Mephis.
🔮 Same Sonata Set — ⚡ Void Thunder
All 6 echoes in the Void Thunder set. Equip 5 for the full bonus.
🗺️ How to Farm
Thundering Mephis drops from Tacet Fields and open-world Electro Tacet Discords. Cost 4 echoes have higher drop rates from elite and boss enemies.
Find exact farming locations, boss spawns, and Tacet Field entrances. Open Map →
Don't stop at the first drop. Farm until you get CRIT Rate / CRIT DMG / ATK% substats. Use Tuners to reveal substats before investing exp. Read Farming Guide →
❓ Common Questions
Thundering Mephis is best for yinlin, providing the Void Thunder set bonus.
Drops from Electro Tacet Discords in the overworld. Cost 4 echoes also appear in Tacet Fields. Use the Interactive Map → for spawn locations.
Yes — as a Cost 4 boss echo with a powerful active skill, this is a priority farm for Void Thunder set users.