Events in Chaos Zero Nightmare (CZN). See list of all current and on-going events this October 2025, upcoming banner, calendar schedule, how to participate, rewards, tips and more.
Table of Contents
Chaos Zero Nightmare Latest Events
Current Events List
| Event | Details |
  Invitation to a New Journey | [Event Period] 10/22/25 - 10/22/26 [Rewards] Rescue Anchor Signal Amplification Anchor |
 Rei's Gift | [Event Period] 10/22/25 - 10/30/25 [Rewards] Prism Lens |
 The Path of a Captain | [Event Period] Permanent [Rewards] Rescue Anchor Signal Amplification Anchor |
 A Flickering Gleam on a Rusted Anchor | [Event Period] 10/22/25 - 11/06/25 [Rewards] Coordinates of Record Memories made with Haru Crystals Premium Battle Memory Premium Support Data Great Growth Stone of Justice Unit |
 Basin of Hyperspace - Dimensional Dusk | [Event Period] 10/22/25 - 11/06/25 [Rewards] Zeronium Crystals |
 Zero System | [Event Period] 10/22/25 - 01/08/26 [Rewards] Zeronium Crystals |
 Rookie Captain Mission | [Event Period] Permanent [Rewards] Beryl Universal Tactical Certificate Rosaria Universal Support Certificate Potential Disk |
Chaos Zero Nightmare Current Event Details
Invitation to a New Journey
| Event Period | 10/22/25 – 10/22/26 |
| Rewards | Rescue Anchor, Signal Amplification Anchor |
A special attendance check for new Captains. Log in for 7 days during the event to obtain Rescue Anchors and Signal Amplifier Anchors. You can claim additional rewards based on your total number of check-ins.
Beginner's Guide & Early Game Goals
Rei's Gift
| Event Period | 10/22/25 - 10/30/25 |
| Rewards | Prism Lens |
Rei has prepared 7 days of gifts for all Protos! Log in every day to receive Prism Lens that lets you capture shining moments!
Rei Rating and Recommended Build
The Path of a Captain
| Event Period | Permanent |
| Rewards | Rescue Anchor, Signal Amplification Anchor |
You can claim event rewards upon reaching the designated Captain Level (Account Level). Build your expertise as an elite Captain and earn generous rewards!
A Flickering Gleam on a Rusted Anchor
| Event Period | 10/22/25 – 10/22/26 |
| Rewards | Coordinates of Record, Memories made with Haru, Crystals, Premium Battle Memory, Premium Support Data, Great Growth Stone of Justice, Unit |
During the event period, you can unlock content without consuming the unlock currency, Special Security Code, allowing you to experience Haru's story in Trauma Code.
Basin of Hyperspace - Dimensional Dusk
| Event Period | 10/22/25 – 10/22/26 |
| Rewards | Zeronium, Crystals |
The Basin of Hyperspace is a fragmented spacetime where shards of discord from the Zero System’s virtual realms temporarily dwell. Explore the Dimensional Dusk to collect Artifacts of Hyperspace, Zeronium, and Crystals, which can be spent at the Zeronium Shop based on your progress.
Zero System
| Event Period | 10/22/25 - 01/08/26 |
| Rewards | Zeronium, Crystals |
The Zero System is a human-created tool designed to fight Chaos, unlocked at level 40 in the Chaos lobby. Use the Codex to locate singularity coordinates, enter unique spacetime Chaos, and obtain items through the Zero System.
Rookie Captain Mission
| Event Period | Permanent |
| Rewards | Beryl , Universal Tactical Certificate, Rosaria, Universal Support Certificate, Potential Disk |
Take on Rookie Captain missions to unlock agents and gather growth materials. Each mission can be completed only once, so claim your rewards as you go!
Beryl Rating and Recommended Build
Chaos Zero Nightmare How To Check Events
In the main lobby, select the Calendar icon. This will open the Events menu where you can view current and upcoming events, including limited-time and permanent events.
Can Also Be Opened at the Menu
You can also open it from the navigation menu by tapping the three horizontal lines at the top corner of the screen.
Latest Updates and Maintenance Schedule
Chaos Zero Nightmare Related Guides
Early Game Guide
Daily Tasks
Recommended Gacha Banner
Ark City Guide
Card Epiphany Activation
How to Use Ego Skill
Stress Management
Weakness Attribute Guide
Safe Zone Guide
How to Restore Aether
How to Raise Captain Grade
ID Card Settings
Battle Pass (Arkhianon Supply) Guide & Should You Buy?
Simulation Guide
Twin Star's Shadow Guide
How to Download & Sync Data
Deep Trauma Guide
Latest Updates 
Character Enhancement Guide
How to Set and Upgrade Partner
How to Upgrade Potential
How to Use Save Data
How to Upgrade Manifest Ego
Memory Fragments 
Prism Modules
