Greetings, Rune Hunters.

UNDECEMBER brings you an announcement regarding the Season Promotion First-Clear Event that began on Sep. 04 (Thu).

On Sep. 05 (Fri), three Rune Hunters successfully opened the Season Promotion Box at RMLv.100 and have been selected as winners.

Accordingly, the Season Promotion First-Clear Event of the [Abyss Gate Season Promotion Box Event] has ended, and rewards have been distributed to the three winners.

For details about the event, please check the notice below.

※ Go to [Abyss Gate Season Promotion Box Event Notice]

Please see below for more details.

[Season Promotion First-Come, First-Served Clear Event Winners Announcement]

■ Season Promotion First-Come, First-Served Clear Event Winners

※ For privacy protection, parts of the character nicknames have been replaced with **.

- Reward: [Bound] Depths of the Abyss Chest x1

※ When opened, you can select and receive one piece of Bound Unique Equipment.

※ Bound Unique Equipment is account-bound and cannot be registered on the Auction House or used with the Trading Key.

- Reward Distribution Date: Sep. 05 (Fri), 2025 18:30 (UTC+9)

※ Rewards are delivered via Mail and must be claimed manually.

※ The [Bound] Depths of the Abyss Chest will be deleted after the next Season Update, so please use it before the end of the Season.

※ This event ends immediately once three winners are selected, regardless of the remaining event period.

※ First-clear rewards are granted based on integrated world selection.

※ First-clear rewards are given only once per winning account via Mail and must be claimed manually.

└ Rewards can only be claimed in either Standard Mode or Season Mode.

└ Delivered mail will be stored for 30 days (720 hours).

We hope you continue to enjoy your time with UNDECEMBER.

Thank you.