Greetings, Rune Hunters.

We would like to inform you that UNDECEMBER will undergo scheduled maintenance on Feb. 26 (Thu) to provide even more reliable game services.

Please see below for more details on the maintenance schedule.

[Feb. 26 Scheduled Maintenance]

1. Maintenance Schedule

: Feb. 26 (Thu) 07:00 - 12:00 (UTC+9)

2. Maintenance Details

1) Changed boss monster levels in Descend Raid

└ Normal Mode (60 → 70)

└ Hard Mode (125 → 135)

2) Improvements and other changes will be made

  ■ Issue Fixes

  - An issue where some accounts were able to remain equipped with Unique Gear and Abyss Stones that have identical effects.

  ※ After maintenance, Unique Gear and Abyss Stones with identical effects will be automatically unequipped.

  ■ Improvements

  - Unique Gear [Capri's Heart] will be excluded from the list of items that trigger the [High-Value Rewards Acquisition Notification] upon acquisition.

3. Ending Events Notice

1) UNDECEMBER Lunar New Year Event (Exchange Shop / Attendance / Abyss Gate Special Reward)

※ Any unused ‘[2026] New Year's Essence’ will be deleted after maintenance.

2) Lunar New Year Total Playtime Event

4. To Note

■ The maintenance schedule may change depending on circumstances.

■ Gameplay will be unavailable during maintenance, so please exit the game in a safe zone before maintenance begins.

■ Please note that you will not be able to enter the Abyss Gate, Auction House, Constellation of Time, Arena, Chaos Dungeons, and Eunos Dungeons for 10 minutes before and after the patch.

We hope the information above will help you avoid any inconvenience as you play the game.

Thank you.