In this update1
Full notes
Full The First Descendant update
Read the full published notes in a cleaner layout. The original post stays linked below.
What changed
- Events
- Gameplay
Greetings, Descendants!
Thank you to all Descendants for being with us throughout 2025. To express our appreciation, we’ve prepared a small year-end gift for everyone.
Log in during the event period and collect all the year-end gifts prepared by the development team!
■ Event Details
- Event Period: PST 12.24.2025(Wed) 00:00 ~ 12.28.2025(Sun) 23:59 - Rewards will be granted for logging in once per day during the event period. By logging in on all 5 days, all Descendants can obtain a total of 1,500 Superconductive Cooling Units.
| Mail Distribution Date | Item | Amount | Mail Expiration Date |
| PST 12.24.2025(Wed) 00:00 ~ 12.24.2025(Wed) 23:59 | SuperconductiveCooling Unit | 300 | PST 12.25.2025(Thu) 23:59 |
| PST 12.25.2025(Thu) 00:00 ~ 12.25.2025(Thu) 23:59 | SuperconductiveCooling Unit | 300 | PST 12.26.2025(Fri) 23:59 |
| PST 12.26.2025(Fri) 00:00 ~ 12.26.2025(Fri) 23:59 | SuperconductiveCooling Unit | 300 | PST 12.27.2025(Sat) 23:59 |
| PST 12.27.2025(Sat) 00:00 ~ 12.27.2025(Sat) 23:59 | SuperconductiveCooling Unit | 300 | PST 12.28.2025(Sun) 23:59 |
| PST 12.28.2025(Sun) 00:00 ~ 12.28.2025(Sun) 23:59 | SuperconductiveCooling Unit | 300 | PST 12.29.2025(Mon) 23:59 |
■ Event Precautions
※ Rewards sent via mail will arrive in your Mailbox within 10 minutes of being claimed.
※ Please be sure to claim event rewards sent to your Mailbox before they expire.
Wishing all Descendants a warm and happy year-end! Stay tuned for our next Dev Livestream on January 12, 2026. We’ll be back in 2026 with even more exciting news.
Thank you.
Source
Changelog.gg summarizes and formats this update. How we read updates.