Genre: Role-playing (RPG), Hack and slash/Beat 'em up
Undecember
Advance Notice on the End of Package and Product Sales
Greetings, Rune Hunters.
We would like to inform you in advance that certain packages and products currently on sale at the Shop will no longer be available after the following dates.
Please see below for more details. We hope the information will help you avoid any inconvenience.
[Advance Notice on the End of Package and Product Sales]
We will do our best to continue offering even better products to Rune Hunters.
Thank you.
Compensation for the Solo Descent Raid Issue
Greetings, Rune Hunters.
We sincerely apologize for the inconvenience caused by the issue related to the Solo Descent Raid that was fixed during the server patch on Jun. 19 (Thu).
※ For more details on the issue, please refer to the notice at the link below. └ Jun. 19 Bug Fixes and Current Known Issues [[url=https://ud.floor.line.games/us/bbsCmn/detail/1750300865943023211]Link]
As compensation for the inconvenience experienced due to this issue, we have prepared the following items for affected Rune Hunters.
2. Compensation Period: Jun. 19 (Thu), 2025 18:50 ~ Jun. 22 (Sun), 2025 23:59 (UTC+9) ※ Compensation will be delivered via in-game mail and must be claimed manually. ※ Compensation will be provided once per account across all modes, and the mail will be stored for 3 days (72 hours). └ Rewards can only be claimed in either Standard or Season Mode. ※ Only accounts created before the time the mail is sent will be eligible to receive the compensation. Accounts created afterward will not be eligible.
We once again apologize for any inconvenience this issue may have caused, and we will continue striving to provide a stable and reliable service.
Thank you.
Jun. 19 Server Patch
Greetings, Rune Hunters.
UNDECEMBER will be undergoing a server patch on Jun. 19 (Thu) to address identified issues.
Please refer to the following information for details.
Jun. 19 Server Patch
1. Server Patch Schedule: Jun. 19 (Thu) 18:20 (UTC+9) * The server patch will proceed without maintenance. * The game will therefore be available to play while the server patch is underway.
2. Server Patch Details - Fixed an issue where the boss [Absinthiana] in Solo Descent Raids would disappear abnormally when its HP was fully depleted.
3. To Note - Please exit the game completely before logging in again for the patch to be applied. - Please note that you will not be able to enter the Auction House, Constellation of Time, Arena, Chaos Dungeons, and Eunos Dungeons for 10 minutes before and after the patch.
Please be advised that players may experience temporary disconnections while the patch is underway. We will always strive to maintain the quality and reliability of our services.
Thank you.
Special Growth Support Event
Greetings, Rune Hunters.
We would like to express our sincere gratitude to all Rune Hunters who continue to support UNDECEMBER. To help you grow even stronger, the [Special Growth Support Event] has arrived!
Begin your journey toward powerful battles—now is the time! Please see below for more details.
3. 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 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.
Season Starwalker Unpicked Ranking Event Rewards Distribution Notice (2st Round)
Greetings, Rune Hunters.
We would like to inform you about the rewards distribution for the Season Starwalker Unpicked Ranking Event.
Rewards have been distributed to Rune Hunters who ranked 1st to 3rd place in the [Unpicked Ranking - 2st Round] conducted in Season/Standard mode until Jun. 5 (Thu) 2025.
※ [[url=https://ud.floor.line.games/us/bbsCmn/detail/1746014287506018307]Link to Season Starwalker Unpicked Ranking Event notice]
Please see below for more details.
[ Season Starwalker Unpicked Ranking Event Rewards Distribution Notice (2st Round) ]
- Affected Users: Characters who participated in the Season Starwalker Unpicked Ranking Event - Unpicked Ranking 2st Round and ranked 1st to 3rd place
- Date sent: Jun. 12 (Thu) 2025, 16:14 (UTC+9) ※ Rewards are sent to your mailbox, and you must obtain your rewards directly. ※ The reward mail will be sent only once to the character that entered the Unpicked Ranking, and the mail will be stored for 30 days (720 hours). ※ Please note that if you regress a character while holding an unclaimed reward mail, the mail will be lost and cannot be recovered. ※ The Ruby rewards will be distributed as free currency.
We hope you enjoy spending time with UNDECEMBER.
Thank you.
[Completed] Jun. 5 Bug Fixes and Current Known Issues
Greetings, Rune Hunters.
UNDECEMBER will be undergoing temporary maintenance on Jun. 12 (thu) 2025.
We apologize for the inconvenience caused by this maintenance. Please refer to the following information for details about the maintenance schedule.
3. 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 Auction House, Constellation of Time, Arena, Chaos Dungeons, and Eunos Dungeons for 10 minutes before and after the patch.
We will always strive to maintain the quality and reliability of our services.
Thank you.
Summon Gear (Recommendation) Additional Reward Distribution Event Notice
[p]Greetings, Rune Hunters.[/p][p][/p][p]UNDECEMBER is starting an Additional Reward Distribution Event[/p][p]for Rune Hunters who have purchased the newly added Summon Gear (Recommendation)![/p][p][/p][p]Please refer to the details below.[/p][p] [img src="https://clan.akamai.steamstatic.com/images/41639947/e7bc4a197fb4f524c495316febae0ea8118ab89a.png"][/p][p][/p]
[p][/p][p] [img src="https://clan.akamai.steamstatic.com/images/41639947/e7bc4a197fb4f524c495316febae0ea8118ab89a.png"][/p][p][/p][p]We kindly ask for your enthusiastic participation in the Starwalker season event.[/p][p][/p][p]Thank you. [/p]
Notice of Products Available for Sale After Jun. 5 (Thu)
Greetings, Rune Hunters.
We would like to inform you about the new products that will be available for purchase after the update on Jun. 5 (Thu). You can find detailed information about these products in the guide below or in the [Event] and [Paid Shop] sections within the game.
We appreciate your attention to this information when using the Cash Shop.
[List of Products on Sale] 1. New Product and Package Sales 2. Season Starwalker Zodiac Pass 2