PermanentPermanent
Rumbling Hollows
Duration
Permanent — added May 23, 2024
Rumbling Hollows is a permanent feature in Wuthering Waves, so there is no deadline on it — start whenever you like and finish at your own pace. The headline reward is Yuanwu x1. Reach Union Level 15 and complete the main quest Clashing Blades.
Rewards
- Yuanwux1
Premium Resonance Potionx5
Premium Energy Corex5
Shell Creditx60000
Requirements
- Reach Union Level 15 and complete the main quest Clashing Blades
Official Event Details
As printed in game
Duration • Permanent after the official server launch Requirements • Reach Union Level 15 and complete the main quest Clashing Blades
Event text from the Wuthering Waves Wiki (“Rumbling Hollows”); updated August 22, 2026. WuWaBuild is an unaffiliated fan site — times reflect the current patch and may change.