About Undecember: The Forge
Various limited-time events will be available alongside the New Season Update! Don't miss out on event opportunities, including a 7-day Attendance reward granting a brand-new Pet, as well as powerful gear and new Costume...
Various limited-time events will be available alongside the New Season Update!
Don't miss out on event opportunities, including a 7-day Attendance reward granting a brand-new Pet, as well as powerful gear and new Costume rewards available through the Season Celebration Exchange.
《Season Update Highlights》
◈ Tier 15 Gear Option added
◈ Season-exclusive opportunities to obtain higher-tier options
◈ New skills added: "Frost Storm" and "Axe Throw"
◈ New growth content, Card System added
◈ Expansion of advanced and Abyss Gate content
◈ Chaos Dungeon and Black Market reward improvements
◈ Convenience improvements, including Zodiac Presets
◈ Various other content improvements
■ UNCHANGED – Unchanged Values
Immersive storyline and growth through hunting and farming
Fun and excitement, while pursuing the unchanged values of a RPG
■ UNEXPECTED – A Perfect RPG Beyond Expectations
Venture through countless maps with diverse themes
And experience the unexpected thrills of combat
■ UNLIMITED – Limitless Skill Combinations
Surpass the limit by creating thousands of
skill combinations from various Skill and Link Runes
■ UNDEFINED – Freedom of Style
Instead of choosing a class, enjoy building up
your own character based on your combat style
■ UNSTOPPABLE – Endless Contents
From Raids to Guild Battlegrounds!
Test your limits through multiple available contents
Check the latest UNDECEMBER news from the Official Community!
[Brand Site]
https://undecember.line.games/
[FLOOR]
https://ud.floor.line.games
[DIscord]
https://discord.com/invite/Q7syAnHfha
[YouTube]
https://www.youtube.com/channel/UCO1YHH625KZdI66PjAEHDWQ
ⓒ LINE Games Corporation & Needs Games Inc. All Rights Reserved.
■ Minimum Requirements
- OS Android 7.0 (Nougat) RAM 2GB
■ Optional Access
The following access is requested upon use.
You may still continue using the service without the specific feature even if access is declined.
- Photos/Media/Files: Allows attaching files saved in the device when posting at the Official Community.
- External Storage: Required to write game data in the external storage.
[How to Remove Access]
- Lower than Android 6.0: Update the OS to Remove Access or Uninstall the App
■ Information on Paid Contents and Usage
※ Purchasing paid contents will incur additional charges.
- Provider : ⓒ LINE Games Corporation
- Terms of Service and Service Period : Refer to the information provided in-game
(If service period is not shown, the game service end date is to be regarded as the service period)
- Payment amount and method : Refer to the amounts and methods provided for each content in-game
(Billed amount may differ depending on exchange rate and fees when using foreign currency)
- Content provision method : Issued directly to the game account(character) that carried out the purchase
or issued to the Paid Shop Storage in-game
- Information on refunds : Refer to Article 5 of the Terms of Service
- Compensation for damages and handling of complaints : Refer to Articles 11 and 15 of the Terms of Service
- Inquiries : Submitted online through the in-game Support feature
[Developer Contact]
E-mail :
[email protected]
[Business Registration Number]
120-87-89182
[Business Address]
2F, AP Tower, Teheran-ro 218, Gangnam-gu, Seoul, 06221
[Privacy Policy]
https://cs.line.games/policy/store/privacy?companyCd=LINE_GAMES&svcCd=STORE&langCd=en
[Terms of Service]
https://cs.line.games/policy/store/terms?companyCd=LINE_GAMES&svcCd=STORE&langCd=en
Previous Versions
Here you can find the changelog of Undecember: The Forge since it was posted on our website on 2023-03-03 20:56:47.
The latest version is 3.43.0803 and it was updated on 2026-06-15 03:23:56. See below the changes in each version.
Undecember: The Forge version 3.43.0803
Updated At: 2026-06-10
Changes: ◈ Tier 15 Gear Option added
◈ Season-exclusive opportunities to obtain higher-tier options
◈ New skills added: "Frost Storm" and "Axe Throw"
◈ New growth content, Card System added
◈ Expansion of advanced and Abyss Gate content
◈ Chaos Dungeon and Black Market reward improvements
◈ Convenience improvements, including Zodiac Presets
Undecember: The Forge version 3.43.0200
Updated At: 2026-04-24
Changes: Prepare for the upcoming new season! Log in daily during the event to receive a New Season Supply Pack. Don't miss out on these rewards for your journey in the next season!
Undecember: The Forge version 3.42.0405
Updated At: 2026-03-09
Changes: The Spring Blossom Coin Exchange Shop Event has begun! During the event period, obtain 2026 Spring Blossom Coins and exchange them for Unique Gear and various rewards.
Undecember: The Forge version 3.42.0300
Updated At: 2026-02-13
Changes: A chance to trade for top-tier rewards through participation in the Lunar New Year Event!
Undecember: The Forge version 3.42.0105
Updated At: 2026-01-12
Changes: New Season "New Age" on Jan. 15
◈ 4th Anniversary Exclusive Shop and a chance to trade for top-tier rewards
◈ New costume set granted through participation in 4th Anniversary events
◈ New pet "Observer" granted to all players for participating in the Attendance Event
◈ Large-scale reworking of over 100 Skill Runes and Link Runes
◈ Significantly increased Essence drop rates
◈ Dark Energy requirement removed
◈ First-time clear rewards added for each Abyss Gate stage
Undecember: The Forge version 3.41.0300
Updated At: 2025-12-09
Changes: New Season "Abyss Gate" – Full Update on Sep. 4 (Thu)!
◈ Challenging New Content: "Abyss Gate" Update
◈ "Gear Slot Upgrade" Added: New Abyss Gate Exclusive System
◈ 3 Types of "Abyss Stones" Added: Abyss Gate Exclusive Rewards
◈ Thrilling New Skills: "Wrathful Blow" and "Toxic Mist" Added
◈ Special Gear Summon Tickets: 100 Tickets Granted to All New/Returning Rune Hunters upon Login
◈ "Season Promotion Box": All Players Receive a Box Containing New Transcendence Gear
Undecember: The Forge version 3.38.0200
Updated At: 2025-07-14
Changes: New Undecember Season 「Starwalker」 Update!
On May 8th (Thu), Star-guided Wheel of Fate will be added.
1. New season - Starwalker
2. New content - Wheel of Fate
3. New content - Unique Synthesis
4. New boss - Starlight Guardian
5. New skills - Lightning Slash, Flash
6. Other improvements - Chaos Dungeon Hard Mode improved, Required Levels for Gears increased, Unique Artifacts and Runes added
Undecember: The Forge version 3.37.0102
Updated At: 2025-06-02
Changes: New Undecember Season 「Starwalker」 Update!
Join the journey to follow the stars' will right now!
▶ Update Gifts: New Rune Selection Chest, a Zodiac Sprinter ticket, and many more! (Available until further notice)
1. New season - Starwalker
2. New content - Wheel of Fate
3. New content - Unique Synthesis
4. New boss - Starlight Guardian
5. New skills - Lightning Slash, Flash
Undecember: The Forge version 3.35.0104
Updated At: 2025-03-05
Changes: New Undecember Season 「Trials of Power」 Update!
On January 9th (Thu), the battlefield to prove the power is added.
1. New season - Trials of Power updated
2. New mode - Trials of Power Mode
3. New content - Arena
4. New content - Soul Stone
5. Balancing - Zodiac Specialization improved
6. Other improvements - Solo Descent Raid improved, Zodiac Node display function added, Event save function added in Chaos Dungeon, Disassemble Shop price adjusted, and more
Undecember: The Forge version 3.34.0100
Updated At: 2025-02-04
Changes: New Undecember Season 「Trials of Power」 Update!
On January 9th (Thu), the battlefield to prove the power is added.
1. New season - Trials of Power updated
2. New mode - Trials of Power Mode
3. New content - Arena
4. New content - Soul Stone
5. New event - Help! Hunters!
6. Balancing - Zodiac Specialization improved
7. Other improvements - Solo Descent Raid improved, Zodiac Node display function added, Event save function added in Chaos Dungeon, Disassemble Shop price adjusted, and more
