LINE Games
Undecember
Undecember season countdown — current and next dates
Total Seasons
5
Avg. Duration
109 days
Steam online
585
7d peak
45.9K
Current season
New Age#5
The current Undecember season focuses on a large-scale skill overhaul, Season Mode progression through Abyss Gate New Age, and season-specific rewards and passes.
Started
January 15, 2026
Running for
Next season in
Season ended
Players Online
Updated 04:00 PM
Frequently Asked Questions
When does the current season end?▾
No end date has been officially announced for the current Undecember season yet.
When does the next season start?▾
The next Undecember season is estimated to start around May 4, 2026. This is based on historical average season lengths and is not yet officially confirmed.
Is the next season date confirmed?▾
Yes — the date shown for the Undecember season is officially confirmed by the developer.
How long do Undecember seasons usually last?▾
Undecember seasons typically last around 109 days, based on the average of recent completed seasons.
Other Timers
Steam Store
Season History
New Age
The current Undecember season focuses on a large-scale skill overhaul, Season Mode progression through Abyss Gate New Age, and season-specific rewards and passes.
Abyss Gate
Abyss Gate centered on descending through Chaos Statue-linked dungeon depths with progressively stronger monsters and season-exclusive progression.
Starwalker
Season Starwalker added a new Season Mode cycle with its own gear, pass rewards, raid schedule, and season-limited progression systems.
Trials of Power
This season followed Re:Birth, resetting Void Rift progression and adding a new season-focused competitive cycle built around Trials of Power content.