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Wuthering Waves · Echoes

Nightmare: Kelpie

Transform into Nightmare: Kelpie to attack nearby targets, dealing Glacio DMG. The Resonator with this Echo equipped in the main slot gains Glacio and Aero DMG Bonus. Switching out the Resonator with Outro Skill summons Nightmare: Kelpie to deal Aero DMG.

Spectro
Nightmare: Kelpie echo icon

Echo skill

What the echo grants when equipped and used. Values are the game’s own, as filled in for a max-level echo.

Transform into Nightmare: Kelpie to attack nearby targets, dealing 405.00% Glacio DMG.

The Resonator with this Echo equipped in the main slot gains 12.00% Glacio DMG Bonus and 12.00% Aero DMG Bonus. Switching out the Resonator with Outro Skill summons Nightmare: Kelpie to deal 405.00% Aero DMG.

CD: 25s

Sonata sets

The sets this echo feeds. Bonuses apply when the team holds enough pieces of the same set.

Gusts of Welkin

2-piece · Aero DMG + 10%

5-piece · Inflicting Aero Erosion upon enemies increases Aero DMG for all Resonators in the team by 15%, and for the Resonator triggering this effect by an additional 15%, lasting for 20s.

Windward Pilgrimage

2-piece · Aero DMG + 10%

5-piece · Hitting a target with Aero Erosion increases Crit. Rate by 10% and grants 30% Aero DMG Bonus, lasting for 10s.

More echoes

Continuing through the catalogue in order (browsing, not recommendations).

Game data updated Oct 25, 2026