GM Notes : Chaos Zero Nightmare

13/10/2026

+1

◤Counting Down to the 1st Anniversary! 1st Anni. Key Visual Wallpaper Release◢ [3]

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team As we wait for these coming days until the Chaos Zero Nightmare’s 1st Anniversary, we’re releasing the 1st Anniversary key visuals as desktop wallpapers that our Protos can display on a big screen! Download the attached file below. - 1920×1080 / 3840×2160 We hope you look forward to the upcoming 1st Anniversary 『Nightmare Carnival』and Season 5 . Thank you.

10/10/2026

Notice

◤1st Anni Nightmare Carnival Showcase Coupon◢ [2]

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team Thank you for coming to the Chaos Zero Nightmare 1st Anniversary Nightmare Carnival Showcase! Don’t forget to grab the special gift we have prepared as a token of our gratitude✨ 🎟️Coupon Code: NIGHTMARECARNIVAL 🎁Reward: Crystals x1,000 📅Available: 10/10/2026 - 11/09/2026 14:59 (UTC) 📎How to Use ➡️ Chaos Zero Nightmare: Coupon Registration Guide Thank you.

07/10/2026

◤The New Production Director’s Third Special Reward◢ [2]

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team Here is the Producer’s final present to our Protos! 🎁 Check the coupon code below! 🎟️Coupon Code: CZNNEWPDGIFT3RD 🎁Rewards: Signal Amplification Anchor x10 📅Available: 10/07/2026 - 11/30/2026 14:59 (UTC) 📎How to Use ➡️ [Notice] Chaos Zero Nightmare: Coupon Registration Guide We look forward to bringing you more exciting events and news in the future. Thank you.

05/10/2026

+3

◤Sereniel Profile Images Now Available!◢ [4]

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team We’re releasing images featuring Sereniel's new look! Feel free to download and use them however you'd like! ❤️ Thank you.

30/09/2026

◤The New Production Director’s Second Special Reward◢

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team A second present for our Protos!🎁 Check the special rewards prepared by the new Producer as a token of gratitude! Check the coupon code below! 🎟️Coupon Code: CZNNEWPDGIFT2ND 🎁Rewards: Signal Amplification Anchor x10 📅Available: 09/30/2026 - 11/30/2026 14:59 (UTC) 📎How to Use ➡️ [Notice] Chaos Zero Nightmare: Coupon Registration Guide Thank you.

23/09/2026

+2

◤─Please Welcome Our New Production Director─◢ [18]

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team 🎬We have a special greeting from the new Production Director who will be leading Chaos Zero Nightmare! Please give our new Production Director a warm welcome and your support as they embark on this journey with Chaos Zero Nightmare. 🙏 Thank you.

23/09/2026

◤The New Production Director’s First Special Reward◢ [6]

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team To all of our Protos who’ll be there for our new beginning, the new Producer has prepared a special present as a token of gratitude. Check the coupon code below! 🎟️Coupon Code: CZNNEWPDGIFT1ST 🎁Rewards: Signal Amplification Anchor x10 📅Available: 09/23/2026 - 11/30/2026 14:59 (UTC) 📎How to Use ➡️ [Notice] Chaos Zero Nightmare: Coupon Registration Guide We will continue striving to make 『Chaos Zero Nightmare』 a better experience for all. Thank you.

14/09/2026

+5

◤Olga Profile Images Now Available!◢ [6]

We’re releasing profile images to celebrate Olga’s arrival! Feel free to download and use them wherever you'd like! ❤️

03/08/2026

◤「Memories of the Beach Café Festival」 Wallpaper Now Available!◢ [12]

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team Bring the five dazzling characters enjoying the midsummer “Beach Café Festival” to your desktop with these exclusive wallpapers! ⬇️Download them below! - 2560×1440 / 3840×2160 Thank you.

29/07/2026

◤CZN Half-Anni Merch◢ [1]

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team Chaos Zero Nightmare merch is on sale now! Come check out what’s in stock on the 👉 Smilegate Shop! 📅 Sales Period July 29 (Weds) 4:00AM (UTC+0) Global shipping is also available, so we hope for our Protos's continued support from around the world! Thank you.

28/07/2026

◤Galactic Disaster Season 4 Briefing Coupon Code!◢ (Duration Extended) [6]

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team To celebrate the Galactic News Network Live: Galactic Disaster Season 4 Briefing, we're giving away a special coupon ahead of the Chaos Zero Nightmare update! 🎟️Coupon Code: CZNS40729START 🎁Reward: Crystal x500 📅Redemption Period: 07/27/2026 – 08/20/2026, 14:59 (UTC) 🔗How to Use ➡️ https://page.onstove.com/chaoszeronightmare/en/view/11132259 We hope you’re looking forward to theupcoming Chaos Zero Nightmare update! Thank you.

16/07/2026

◤Official MMD Release Notice◢ [4]

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team 『Chaos Zero Nightmare’s』 MMD model has officially been released. Download the MMD model from the official website, and get ready to meet your very own Combatant! 📷 Official MMD Release Notice ✔️Veronica & Sir Kowalski ✔️Mei Lin ✔️Arabella ✔️Sereniel [Go to Download] ※ Before using them, be sure to review the usage guidelines in the Secondary Creation Guidelines! We hope our Protos show lots of interest and love. Thank you.

07/07/2026

◤Rewards to Celebrate the Release of Galactic News Network!◢ [4]

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. To celebrate the release of Galactic News Network ahead of the Chaos Zero Nightmare update, login rewards will be distributed! 🎁Reward Details: - Crystals x500 ⏰Claim Period: 07/07/2026 – 07/14/2026 14:59 (UTC) (Stored for 7 days, claim from your in-game Mailbox) * Please Note - Rewards can be claimed only once per account. - Reward mail will be permanently deleted once the storage period expires and cannot be restored. Please make sure to claim it within the specified period. Please look forward to the update!

02/07/2026

◤CZN + Youtooz Plushies Live Now!◢ [5]

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team The wait is over — Hugo & Veronica plushie pre-orders are now live! Bring home the adorable duo from Chaos Zero Nightmare and add them to your collection. Pre-order yours now! Pre-order Period: 4 weeks Shipping Method: Please see our Shipping Policy Estimated Shipping Schedule: December 1 - 30 Sales Page – Hugo: https://youtooz.com/products/hugo-plush-9-inch Sales Page – Veronica: https://youtooz.com/products/veronica-plush-9-inch Don’t miss your chance to bring home the Chaos Zero Nightmare plushies! Thank you.

02/07/2026

◤The Galaxy's Greatest Idol【Tenebria】OST 「Galaxy Melody」 Out Now!◢ [1]

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team 🎤Vocal: Manami Numakura 💿OST Release Celebration — Surprise Present!💿 Receive a special sticker of Aria, who became an idol after watching Tenebria’s performance! 🎁Reward: Petite Aria Sticker ⏰Claim Period: 7/2/2026 – 9/2/2026 14:59 (UTC) * (Stored for 7 days, claim from your in-game mailbox) Thank you.

01/07/2026

◤CZN + Youtooz Plushies Coming Soon◢ [4]

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team In collaboration with Youtooz, adorable plushies of Chaos Zero Nightmare’s two beloved characters, Hugo and Veronica, are coming soon! Pre-orders will begin on July 2 at 8:00 AM EST / 5:00 AM PT. Pre-order Period: 4 weeks Shipping Method: Please see our Shipping Policy Estimated Shipping Schedule: December 1 - 30 Web Page – Chaos Zero Nightmare - Veronica and Hugo Giveaway – Youtooz Collectibles Don’t miss your chance to bring home the Chaos Zero Nightmare plushies! Thank you.

18/06/2026

◤Aria’s OST (Lyrics Ver.) — Available Now!◢ [3]

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team Check out the lyric version of the new OST performed by Aria, the galaxy's newest supernova! Thank you.

17/06/2026

◤The Galaxy's Rising Star, Aria, Presents Her New OST 「Miracle of Dreams」!◢ [3]

Zero Out All Despair! Hello, this is the Chaos Zero Nightmare Team The Galaxy's Rising Star, Aria, Presents Her New OST 「Miracle of Dreams」! Listen now! 🎤Sung by: Megumi Nakajima Thank you.

26/05/2026

◤Rewards to Celebrate the Release of Galactic News Network!◢ [6]

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. To celebrate the release of Galactic News Network ahead of the Chaos Zero Nightmare update, login rewards will be distributed! 🎁Reward Details: - Crystals x500 ⏰Claim Period: 05/26/2026 – 06/02/2026 14:59 (UTC) (Stored for 7 days, claim from your in-game Mailbox) * Please Note - Rewards can be claimed only once per account. - Reward mail will be permanently deleted once the storage period expires and cannot be restored. Please make sure to claim it within the specified period. Please look forward to the update!

16/05/2026

◤Chaos Zero Nightmare China Service Launch Celebration: Fei Early Reveal◢ [7]

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. “I am Fei. If you have heard the rumors about me... you must be quite brave.” A noble beauty shrouded in suspicion over the Ark's downfall, and the most dangerous woman in the universe's history, bearing the highest bounty ever recorded—“Fei” will make her debut first on the Chinese server! This summer, Protos on the Global server will also be able to meet Fei and experience the revamped story. Stay tuned and look forward to what’s ahead in Chaos Zero Nightmare!

04/05/2026

◤May Bonus Thank You Coupon◢ [10]

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. Thank you sincerely for the great interest and support you have shown Chaos Zero Nightmare Season 3. To express our gratitude, we have prepared a bonus coupon. We will continue to strive to provide you with an even more enjoyable experience. 🎟️Coupon Code: MAYTHE4THCZN 🎁Rewards: Tear of God x5 📅 Redemption Period: 05/04/2026 – 05/10/2026 14:59 (UTC) 🔗How to Redeem

30/04/2026

◤Chaos Zero Nightmare Celebration Artwork Reveal◢ [1]

Adelheid also visits for the joyful Half Anniversary news?! Celebration illustration by Kabedoru / 壁どる revealed!

29/04/2026

◤Half-Anniversary In-Game & Community Event Overview!◢ [4]

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. The Half-Anniversary Festival HAS BEGUN! 🎉 Starting now aboard the SS Nightmare, a variety of events are kicking off for you, Protos! Jump in nowand claim all the rewards waiting for you! ✨ 🎉 Half-Anniversary In-Game & Community Event Overview - Please refer to the full patch notes for more details on the in-game events: [Go Now] ① Event Name: [Half-Anniversary] Celebration Check-in Event 📆 Schedule: April 29, 2026 (Wed) after the maintenance – May 27, 2026 (Wed) before the maintenance 📝 Details: Log in during the event period to receive a ★5 Combatant Selection Ticket and a ★5 Partner Selection Ticket ② Event Name: Normal Combatant Free Rescue Event 📆 Schedule: April 29, 2026 (Wed) after the maintenance – May 27, 2026 (Wed) before the maintenance 📝 Details: Receive 10 free Rescues per day during the event period, up to 70 total. ③ Event Name: SS Edenity Patrol Operation Event 📆 Schedule: April 29, 2026 (Wed) after the

29/04/2026

+2

◤Half Anniversary Limited Stickers Are Here!◢ [4]

Zero Out All Despair! Hello. This is the Chaos Zero Nightmare Team. A surprise present to celebrate the Half Anniversary🎁 We’ve prepared specially made stickers for Protos joining the celebration✨ On April 29 (Wed) and May 5 (Tue), the stickers will be sent to your mailbox on two separate dates, so be sure to log in and claim them! Get the stickers and decorate your Save Data 💖 Distribution Date (UTC) Reward Item Claim Period (UTC) 4/29(Wed) after the maintenance 4/29(Wed) after the maintenance - 5/27(Wed) 00:59 5/5(Tue) 3:00 5/5(Tue) 3:00 - 5/27(Wed) 00:59 * Please Note - Rewards can be claimed only once per account. - Reward mail will be permanently deleted once the storage period expires and cannot be restored. Please make sure to claim it within the specified period.

[Notice] Issue Regarding Coupon Redemption (10/16 8:30 Resolved)

◤1st Anni Nightmare Carnival Showcase Coupon◢ [2]

[Event] Anika’s Bomb Detection Operation Event (Edited) [528]

◤Counting Down to the 1st Anniversary! 1st Anni. Key Visual Wallpaper Release◢ [3]

◤1st Anni Nightmare Carnival Showcase Coupon◢ [2]

◤The New Production Director’s Third Special Reward◢ [2]

◤Sereniel Profile Images Now Available!◢ [4]

◤The New Production Director’s Second Special Reward◢

◤─Please Welcome Our New Production Director─◢ [18]