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Chaos Zero Nightmare (CZN)

List of All Events

Add to Watchlist

S1: Forbidden Catalyst | Nebula Distortion | The Great Rift
★ All Banners | Upcoming Banners
New Characters: Chizuru | Itsuku
Upcoming Characters: Sereniel
Join Our Tier List Contest!
┗ Tier Lists: Character | Partner | Cards

Chaos Zero Nightmare - All Event Top Banner
A list of all current events available in Chaos Zero Nightmare (CZN). Check out all event schedules, rewards, and how to participate!

List of Contents

Ongoing Events

Galactic Disaster Event

Galactic Disaster Event
Event Duration November 12, 2025 -
January 14, 2026

Enter the Galactic Disaster's first Season: The Forbidden Catalyst and play through the new Laboratory 0 and Nebula Distortion.

Galactic Disaster All Seasons

Special Exploration Reward - Laboratory 0

Special Exploration Reward - Laboratory 0
Event Duration November 12, 2025 -
January 14, 2026

Earn extra rewards during the event on top of the usual Exploration Level rewards from Chaos areas, and collect additional Pure White Fragments!

Special Exploration Reward Event Guide

Guardian of the Ark Event

Guaridan of the Ark
Event Duration November 12, 2025 -
December 03, 2025

Approve a total of 40 policies in the Policy Office of Ark City during the event to earn Crystals, Affection and Growth Materials!

Guardian of the Ark Event Guide

See You on the Unigram

See You on the Unigram Event.png
Event Duration Permanent

Check out the new Unigram and how it works with Rei! Give Rei her favorite gifts and complete all the missions in this event to earn Prism Lenses!

See You on the Unigram Event

Virtual Tactical Simulation - Chizuru

Virtual Tactical Simulation Event - Chizuru
Event Duration November 03, 2025 -
December 24, 2025

Try out Chizuru in a test run and see how she performs in battle!

Previous Events

Special Daily Attendance Event

Chaos Zero Nightmare Special Daily Attendance Rewards
Event Duration October 29, 2025 -
November 12, 2025

Login and claim gifts daily in the in-game mail for your combatants' affinity!

Special Daily Attendance Rewards Event

Haru Trauma Code Event

Haru Trauma Code Event
Event Duration October 22, 2025 -
November 11, 2025

Play through Haru's Trauma Code and event battles to receive a unique sticker and some Crystals!

Haru Trauma Code Event

Official Launch Celebration Comment Event

Chaos Zero Nightmare - Launch Comment Event Top Banner
Event Duration October 22, 2025 -
November 5, 2025

Leave a Stove comment to earn 25,000 Units!

Official Launch Celebration Comment Event

SS Nightmare Boarding Verification Event

Chaos Zero Nightmare - SS Nightmare Event Top Banner
Event Duration October 22, 2025 -
November 5, 2025

Leave a Stove comment to earn Advanced Battle Memory x20!

SS Nightmare Boarding Verification Event

Launch Celebration Follow & RP Event

Chaos Zero Nightmare - RP and Follow Event Top Banner
Event Duration October 22, 2025 -
November 5, 2025

Follow and repost the Official Chaos Zero Nightmare Twitter/X account for a chance to win a 1-month discord nitro subscription!

Launch Celebration Follow & RP Event

Chaos Zero Nightmare (CZN) Related News

Partial Banner - Latest News

Latest News and Updates

Events and Game Info
List of Events Bugs and Errors Patch Notes

Current Events

Guardian of the Ark Event Special Exploration Reward - Laboratory 0 Event
See You on the Unigram Event -

Past Events

SS Nightmare Verification Event Launch Celebration Follow and RP Event
Launch Celebration Comment Event Haru Trauma Code Event
Special Daily Attendance Rewards Event -

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Chaos Zero Nightmare Walkthrough Team
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