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Chaos Zero Nightmare (CZN)

All Codes and How to Redeem (October 2026)

Add to Watchlist (16)

NEW: S5 Preseason Code
☆ Anika: Best Team and Build | Cards and Materials
✪ Tier Lists: Character | Partner | Best Team
☆ Upcoming Characters
★ State of the Meta: Season 4
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Chaos Zero Nightmare - Redeem Codes

Here's a list of all the current and active Chaos Zero Nightmare (CZN) coupons and redeem codes as of October 2026! Check out this list of coupons and redeem codes and learn how to redeem them in-game.

List of Contents

All Chaos Zero Nightmare Coupons Redeem Codes

All Active Coupons

Code Rewards
Copied
Duration: October 20 - November 19		 Crystals x500
Copied
Duration: October 10 - November 9		 Crystals x1,000
Copied
Duration: October 7 - November 30		 Signal Amplification Anchor x10
Copied
Duration: September 30 - November 30		 Signal Amplification Anchor x10
Copied
Duration: September 23 - November 30		 Signal Amplification Anchor x10
Copied
Duration: September 15 - October 27		 Rescue Anchor x3
Unit x300,000

Expired Coupons

Code Rewards
Copied
Duration: July 27 - August 3		 Crystals x500
Copied
Duration: May 4 - May 10		 • 5x Tears of God
Copied
Duration: April 28 - June 30		 • 500 Crystals
• 3x Tears of God
• 3x Multidimensional Alignment Materials
Copied
Duration: April 22 - June 30		 • 10 Signal Amplification Anchor
Copied
Duration: April 18 - June 30		 • 1000 Crystals

How to Redeem Chaos Zero Nightmare Coupons

Redeem Coupons In-Game

# Redeem Coupons In-Game
1
Chaos Zero Nightmare Redeem Code
Tap the Menu icon (three horizontal lines) in the top-right corner.
2
Chaos Zero Nightmare Redeem Coupon
Click the Settings option, represented by the gear icon.
3
Chaos Zero Redeem Coupon
Scroll down to Account Settings at the bottom of the left-hand menu, then click Register Coupon and enter your coupon code.

Redeem Coupons on Official Website

Chaos Zero Nightmare - Register Coupon
You can also enter your coupon code on the Chaos Nightmare Zero's Coupon Redemption Page to claim your rewards.

Chaos Zero Nightmare Coupons Notes
・Coupon rewards are delivered to the selected character’s in-game mailbox.
・Coupon rewards will be stored for 30 days after registration, so please make sure to claim them within that period.
・Expired coupons cannot be used.
・Coupons that have already been redeemed cannot be used.
・Some coupons may be restricted to specific servers.
・The number of uses and validity period may vary depending on the coupon.
・Coupons obtained through STOVE promotions must be redeemed in the [STOVE Coupon Storage]

What are Redeem Codes in Chaos Zero Nightmare?

Special Bonuses and Rewards

Redeem codes in Chaos Zero Nightmare are special codes that players can enter to receive in-game rewards, such as currency or other bonuses. These codes are typically released during events, promotions, or updates to give players a head start or extra perks.

This page will be updated once more information about redeem codes and their rewards becomes available.

Chaos Nightmare Zero Related Guides

Chaos Zero Nightmare Wiki and Guides

Chaos Zero Nightmare Wiki Front

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Guides by Category

Chaos Zero Nightmare Wiki Contents
Chaos Zero Nightmare CharactersCharacters Chaos Zero Nightmare PartnersPartners
Chaos Zero Nightmare NewsNews Chaos Zero Nightmare Chaos Chaos
Chaos Zero Nightmare Ark City Ark City Banners Partial BannerBanners
Chaos Zero Nightmare Tips and Tricks Tips and Tricks Equipment Partial.png Equipment
Card Partials.pngCards Memory Fragments Partial Banner,mode;showMemory Fragments
All ItemsItems Chaos Zero Nightmare SimulationSimulation
Glossary Banner - Chaos Zero NightmareGlossary Chaos Zero Nightmare List of MissionsMissions
Galactic Disaster Galactic Disaster Fates Fates
Outfits Outfits -

Exclusive Guides

Chaos Zero Nightmare - Premium Articles Partial Banner

Premium Articles

Recommended Guides

Chaos Zero Nightmare Best Character Tier ListBest Characters Tier List Chaos Zero Nightmare - Reroll Top Banner.pngReroll Guide: Best Reroll Tier List
Chaos Zero Nightmare - Redeem CodesRedeem Codes Chaos Zero Nightmare - Collab Top Banner.pngChaos Zero Nightmare x Hololive Collab
Team Composition GuideTeam Composition Guide Chaos Zero Nightmare Best TeamsBest Teams
Chaos Zero Nightmare Best PartnersBest Partners Chaos Zero Nightmare Upcoming BannersUpcoming Banners
Neutral CardsNeutral Card Tier List List of All Trauma Codes.pngList of All Trauma Codes
List of Voice Actors List of Voice Actors Best Memory Fragment Tier ListBest Memory Fragments
Chaos Zero Nightmare - Best Forbidden Card Top BannerBest Forbidden Cards Corruption Mode ExplainedCorruption Mode Explained
Chaos Assault ExplainedChaos Assault Explained Purification Protocol ExplainedPurification Protocol Explained
Best Characters for Each Game Mode.pngBest Characters for All Endgame Modes Chaos Zero Nightmare - Zero System Guide Top Banner.pngZero System Guide
ID Card Sharing BoardID Card Sharing Board Environment Variable GuideEnvironment Variables Guide
Build Preset Sharing BoardBuild Preset Sharing Board -

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