
Phantom: Twin Nova - Collapsar Blade
Wuthering Waves hasn't published a danger class (Calamity/Overlord/Elite) for this echo in the official data we have — no guessing, no made-up label.
Echo Skill
Transform into a Twin Nova: Collapsar Blade to rapidly fire at enemies for 5s, with each attack dealing 2.01% Electro DMG. The Resonator with this Echo equipped in the main slot gains 12.00% Electro DMG Bonus and 12.00% Basic Attack DMG Bonus. CD: 8s. If Twin Nova: Nebulous Cannon is equipped in another slot on the Resonator: - Casting Echo Skill in succession transforms you into Collapsar Blade and Nebulous Cannon alternately and is considered casting Echo skills of the same name. - DMG dealt by Twin Nova: Collapsar Blade becomes Spectro DMG. The Electro DMG Bonus gained from equipping it in the main slot is turned into Spectro DMG Bonus. - Casting Basic Attacks grants 1 stack of Dyad Origins. Casting Resonance Skill grants 3 stacks of Dyad Origins. Dyad Origins can stack up to 6 times and lasts for 8s. Each stack increases Echo Skill DMG by 10%, and all stacks are cleared after this Echo Skill ends. - This skill is capped at 2 uses. Initially, this skill can be used 2 times, with 1 use added every 8s.
Cooldown: 8s
Main-Slot Bonus
The Resonator with this Echo equipped in the main slot gains 12.00% Electro DMG Bonus and 12.00% Basic Attack DMG Bonus.
Twin Nova Combo
Equip this echo together with Phantom: Twin Nova - Nebulous Cannon (both in main slots) — the Echo Skill fires both back-to-back; Basic Attacks grant +1 stack and Resonance Skill grants +3 stacks of Dyad Origins (max 6 stacks, 8s, +10% Echo Skill DMG per stack). 2 charges, 1 charge recovers every 8s.

Where to Farm
Dropped by: Phantom: Twin Nova - Collapsar Blade
Sonata sets
Rite of Gilded Revelation
2-PieceSpectro DMG + 10%
5-PieceDealing Basic Attack DMG increases Spectro DMG by 10% for 5s, stacking up to 3 times. With 3 stacks, casting Resonance Liberation grants 40% Basic Attack DMG Bonus.
Rite of Gilded Revelation →






