Dear Proxies,

The Signal Search event period for Agents and W-Engines in this phase is from the Version 2.4 update until 2025/12/17 11:59 (server time), and includes the following content:

▼Details

https://hoyo.link/Ic4be0vrV

“Echoes of the Past” Signal Search Event

During the event, the drop rates for the limited S-Rank Agent Dialyn (Physical - Stun) and the A-Rank Agents Corin (Physical - Attack) and Billy (Physical - Attack) will be greatly increased!

“Harmonic Resonance” Signal Search Event

During the event, the drop rates for the limited S-Rank W-Engine Yesterday's Call (Stun) and the A-Rank W-Engines Housekeeper (Attack) and Starlight Engine Replica (Attack) will be greatly increased!

“As If Death Were Yesterday” Signal Search Event

During the event, the drop rates for the limited S-Rank Agent Hugo (Ice - Attack) and the A-Rank Agents Corin (Physical - Attack) and Billy (Physical - Attack) will be greatly increased!

“Resounding Resonance” Signal Search Event

During the event, the drop rates for the limited S-Rank W-Engine Magnetic Storm: Alpha (Attack) and the A-Rank W-Engines Housekeeper (Attack) and Starlight Engine Replica (Attack) will be greatly increased!

※ The limited S-Rank Agents and W-Engines in the above Signal Searches will not be added to the Stable Channel “Star-Studded Cast.”

※ Echoes of the Past and As If Death Were Yesterday are Exclusive Channels. The guarantee count accumulated in Echoes of the Past and As If Death Were Yesterday will carry over between Exclusive Channels. The guarantee count for Exclusive Channels is calculated independently of other channels and does not affect or share progress with them.

※ Harmonic Resonance and Resounding Resonance are W-Engine Channels. The guarantee count accumulated in Harmonic Resonance and Resounding Resonance will always carry over between W-Engine Channels. The guarantee count for W-Engine Channels is calculated independently of other channels and does not affect or share progress with them.

※ For more information about Signal Search, click Details in the bottom-left corner of the Signal Search interface.

“Stage Casting - Trial Run” Event

• Participation Requirements: Inter-Knot Level ≥8. The event becomes available after unlocking the Event feature in Prologue - Intermission.

• Event Duration: From the Version 2.4 update until 2025/12/17 11:59 (server time)

• Event Details: You can use the Agents Dialyn (Physical - Stun), Hugo (Ice - Attack), Corin (Physical - Attack), and Billy (Physical - Attack) to experience the trial stages. After completing each stage for the first time, you can claim rewards from the stage results screen.

• If you have already completed the corresponding training stage for an A-Rank Agent, you can directly claim the reward for the corresponding trial stage in this event.

Zenless Zone Zero | Version 2.4 Exclusive Channels (Phase I)