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Chaos Zero Nightmare (CZN)
Haru Trauma Code Event
S1: Forbidden Catalyst | Nebula Distortion | The Great Rift
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Clear the event battles during Haru's Trauma Code Event in Chaos Zero Nightmare (CZN) to earn various rewards including a unique sticker! Check out how to clear the event, the rewards, its release date, and duration here!
List of Contents
Haru Trauma Code Event Mechanics
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Perfectly Clear All Five Event Battle Stages
Achieve perfection on all five event battle stages to advance event completion. You’ll need to finish each battle within 12 turns to earn all three stars and clear all objectives.
These event battles unlock one per day, but as of this writing, all battle stages have been unlocked.
Required to Use Haru to Clear Event Battles
One of the objectives to achieve three stars in the event battles is to use Haru as a combatant. Check out the link below to learn how to play Haru and see a list of all her cards in the page!
Haru Character Cards and Potential Materials
Complete Haru's Trauma Code
Unlock all branching stories to complete Haru’s Trauma Code story missions, as this is required to fully clear the event. You can replay story missions and choose the other options to unlock the other stages.
Haru Trauma Code Event Rewards
Memories Made with Haru Sticker
The unique reward you'll obtain after completing all of the event objectives is the Memories made with Haru sticker, which you can use to decorate your favorite save data.
Other Rewards
 Crystals x960 Coordinates of Record x4200 Units x198000 |
These are all the rewards you can earn by fully completing the event, including obtaining all three stars (achievements) in each battle. This excludes the rewards obtained from Haru’s Trauma Code story missions themselves.
Haru Trauma Code Event Release Date and Duration
From October 22 to November 11
| Start Date | October 22, 2025 |
|---|---|
| End Date | November 11, 2025 |
Haru Trauma Code Event Release Date started on October 22 during the launch of the game. It will end on November 11 along with Haru's rate-up banner.
How to Unlock Haru Trauma Code Event
Clear Epione Center Substory in Chapter 2
Completing Chapter 2’s substory in Episode 5, Epione Center, will unlock access to the Trauma Code event. You can then visit the Epione Center in Ark City to find the Trauma Code option. Haru's Trauma Code does not require you to consume a Special Security Code to unlock it.
Chaos Zero Nightmare (CZN) Related Events
| 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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Haru Trauma Code Event
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