Developer's Letter - December 23 Update Preview N

Hello, Agents! Thank you for playing CLOSERS. This is PD Lee Hyun Soo. I’ve prepared this developer letter to briefly share the major features coming in the upcoming Winter Update. The Winter Update content we previously announced, scheduled to begin on December 10, has already been reflected in the

Harpy's Birthday N

Happy Birthday, Harpy! The battlefield feels your grace, courage, and unstoppable energy, but today it's all about celebrating you! A Birthday Celebration Box filled with the following will be given to each agent as a way to celebrate! Birthday Gift Box x20 Piece of Cake (Unlimited) Elite Status Vou

December 10th Update Patch Notes

Update 1. Morta’s Boutique - Added ‘Morta’s Boutique.’ Available for various costumes and items. ▶ Morta’s Boutique Washing Machine (After MA on Dec 10, 2025 UTC — Before MA on Mar 18, 2026 UTC) - Added Morta’s Boutique Washing Machine. - You can access it via [Washing Machine] in the UNION Store. -

[Special Product] - 3-day Offer!

[Special Product] A limited 3-day sale offering special product packages! Sales Period December 12, 2025 at 12:00 AM - December 14, 2025 at 11:59 PM UTC [Gear Booster Fortifier] Lucky Pouch X2 x2 [Gear Booster Fortifier] Lucky Pouch UMP + 2,700 Price: 2,690 N-coins Purchase Restriction: Once per acc

CMC 2025 2nd Overview

CMC 2025 2nd Overview Power up with the second wave of Cross Material Conversion! Event Period After maintenance on December 10, 2025 - Before maintenance on January 28, 2026 UTC CMC <Rearrange> Ticket CMC <Transfer> Ticket A ticket to arrange the Cross Material Conversion item pool. A ticket to tra

Morta's Boutique UNION Pass

Morta's Boutique UNION Pass Collect more Boutique Coins along with event items! Event Period After maintenance on December 10, 2025 - Before maintenance on February 11, 2026 UTC Morta's Boutique UNION Pass Reset Mission Count Free pt Premium Special Daily Dungeon Clear 1 8 None None Daily Dungeon Cl

Morta’s Boutique Attendance

Morta’s Boutique Attendance Earn Morta’s Boutique Coins daily and exchange them for prizes! Event Period After maintenance on December 10, 2025 - Before maintenance on January 14, 2026 UTC Day Log-in Rewards Amount 1 Morta’s Boutique Coin 1 2 Morta’s Boutique Coin 1 3 Morta’s Boutique Coin 1 4 Morta

New! Morta’s Boutique Coupon Shop

Morta’s Boutique Coupon Shop Exchange your coupons for costume pieces and valuable resources! Event Period After maintenance on December 10, 2025 - Before maintenance on March 18, 2026 UTC Shop/Material Remove Date March 18, 2026 at 7:00 AM UTC ▶ Material Event Currency Item Event Item Morta’s Bouti

About Morta's Boutique

[Winter Up] Package

[Winter Up] Package Essential materials in festive winter! Sales Period After maintenance on December 10, 2025 – Before maintenance on December 23, 2025 UTC [Winter Up] All-in-One Package x1 SS Guaranteed D Component : Gear x3 S Guaranteed D Component : Gear x3 S Guaranteed D Component : Costume x10

Winter Up Daily Accumulative Login

Winter Up Daily Accumulative Login Earn cool bonuses through daily accumulated logins! Event Period After maintenance on December 10, 2025 - Before maintenance on December 23, 2025 UTC Periodic Rewards Removal December 31, 2026 UTC 1. Daily Accumulative Login Can acquire Winter Festival Coins and CM

Scheduled Server Maintenance - December 10th

Greetings Agents, We will perform maintenance on the Closers World server according to the following schedule, based on your time zone: - UTC: December 10, 2025 from 5:00 AM to 10:00 AM - PST: from December 9, 2025 at 9:00 PM to December 10, 2025 at 2:00 AM - GMT+7: December 10, 2025 from 12:00 PM t