Impermanence Heron is an Echo that can be equipped by your Resonators in Wuthering Waves. Scroll down and read more to learn Impermanence Heron's stats, class, cost, Echo Ability, Sonata Effects, and how to get it!
Impermanence Heron Overview
Class, Cost, and Echo Ability
Impermanence Heron | Class: Overlord |
| Cost: 4 | |
| Echo Ability Transform into Impermanence Heron to fly up and smack down, dealing 314%* Havoc DMG.Long press to stay as Impermanence Heron and continuously spit flames, each attack dealing 25 Havoc DMG. Once the initial attack lands on any enemy, the current character regains 10 Resonance Energy. If the current character uses their Outro Skill within the next 15 seconds, the next character’s damage dealt will be boosted by 12% for 15 seconds. Skill Cooldown: 25 seconds | |
NOTE: You can equip up to five Echoes on a Resonator as long as they meet your current Cost limit, but they can only use the Echo Ability of the Echo they have equipped on their 1st slot. Your Echoes' Cost limit, drop rate, and class are all determined by your Data Bank's Terminal Level.
Possible Sonata Effects
Here are the Sonata Effects that you can potentially get upon acquiring a copy of Impermanence Heron:
Moonlit Clouds |
| 2-set effect: Energy Regen is increased by 10%. |
| 5-set effect: After using the Outro Skill, the ATK of the next Resonator is increased by 22.5% for 15 seconds. |
Possible Main Stats & Substats
Here are the potential stat boosts that a copy of Impermanence Heron can provide your Resonators with:
| Main Stats Impermanence Heron | Random: HP%, ATK%, DEF% , Crit Rate%, Crit DMG%, Healing Bonus% |
| Fixed: ATK | |
| Substats Impermanence Heron | Random: HP, HP%, ATK, ATK%, DEF, DEF%, Basic Attack DMG Bonus%, Heavy Attack DMG Bonus%, Resonance Skill DMG Bonus%, Resonance Liberation DMG Bonus, Crit Rate%, Crit DMG% |
How to Get Impermanence Heron
World Map
You can get this Echo by defeating the Impermanence Heron boss and absorbing its reverberation.
Go to this map location [Huanglong-Desorock Highland-Camp Overwatch] specifically to see the Impermanence Heron boss:


NOTE: You can absorb Echoes of Calamity-class and Overlord-class Tacet Discords without spending your Waveplates by not claiming the rewards after you defeat them.
Impermanence Heron Rewards

Aside from its Echo, here are all the rewards you can get by defeating the Impermanence Heron and spending 60 Waveplates after the battle:
| Impermanence Heron Rewards (First Clear) | Quantity |
|---|---|
Union EXP | x500 |
Astrite | x20 |
Advanced Resonance Potion | x1 |
Advanced Energy Core | x1 |
Shell Credits | x12,000 |
| Impermanence Heron Rewards (Subsequent Clears) | Quantity |
|---|---|
Union EXP | x450 |
Gold-Dissolving Feather | Depends on Current Sol3 Phase |
Medium Sealed Tube | Depends on Current Sol3 Phase |
Medium Resonance Potion | Depends on Current Sol3 Phase |
Medium Energy Core | Depends on Current Sol3 Phase |
Intimacy | Depends on Current Sol3 Phase |
Shell Credits | Depends on Current Sol3 Phase |
Best Resonators for Impermanence Heron
Here's a list of Resonators that you should consider equipping with Impermanence Heron's Echo:
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