(Updated) The First Descendant Patch 1.4.2

# PDT 2026.09.02(Wed) 23:10 – The opening schedule for Mega Dungeon "Karel's Mothership" Conquest has been revised.

Greetings, Descendants!

Here are the details of The First Descendant Patch 1.4.2.

Descendants, please reconnect to the game for smoother gameplay.

Please note that the game may be terminated if you do not update by 23:50 PDT.

■ Patch Date

- 09.02.2026 (Wed) 22:00 PDT

■ Platforms

- Steam, XBOX, PS5

■ Patch Details

Mega Dungeon "Karel's Mothership" Conquest

- Conquest Difficulty will be available during the "Karel's Mothership - Conquest Ranking Run" Event Period.

- In Conquest Difficulty, the ATK and HP of all Vulgus are increased.

- In Conquest Difficulty, the Skills of the existing 4 Commander types are enhanced.

- In Conquest Difficulty, the mission composition and objectives of some Combat Zones change.

ㄴ Adjusted the monster composition and spawn locations of some Combat Zones.

ㄴ Added 4 Commander types to some Combat Zones.

ㄴ Increased the proportion of Elites in some Combat Zones.

ㄴ Added Champion Vulgus effects to monsters in some Combat Areas.

ㄴ Removed Elite markers in the Tactical Training Room.

- Mission completion and monster defeat rewards for Conquest Difficulty are the same as Hard Difficulty.

- (Updated) Conquest Difficulty matchmaking will be available after PDT 09.03.2026 (Thu) 00:00 1.4.2 Patch is applied.

Shops

- Added new products.

ㄴ The following products will be available starting 09.03.2026 (Thu) 00:00 PDT.

Main Category

Sub Category

Product Name

Special Bundle

Limited Bundle

Field Survival Training Bundle

Special Bundle

Limited Bundle

Field Survivor Bundle I

Special Bundle

Limited Bundle

Field Survivor Bundle II

Themed Skin

Regular Skin

Raven's Field Survival Trainee Set

Themed Skin

Regular Skin

Freyna's Field Survival Trainee Set

Themed Skin

Regular Skin

Bunny's Field Survival Trainee Set

Themed Skin

Regular Skin

Esiemo's Field Survival Training Instructor Set

Cosmetic Item

Weapon Skin

Explosion Warning

Cosmetic Item

Back Attachment

Field Survival Training Bag

Cosmetic Item

Chest Attachment

Jawbone Crusher

Cosmetic Item

Emote

Mad Dash

Events

(1) Karel's Mothership - Conquest Ranking Run

- "Conquest," the ultimate difficulty, surpassing the existing Normal/Hard Difficulty, will open for a limited time and a Ranking Run Event to determine the mightiest Descendant will be added to celebrate.

ㄴ For more details, please check the Event Announcement.

ㄴ Period: 09.03.2026 (Thu) 00:00 - 10.15.2026 (Thu) before maintenance PDT

ㆍ Phase 1: 09.03.2026 (Thu) 00:00 - 09.17.2026 (Thu) before maintenance PDT

ㆍ Phase 2: 09.17.2026 (Thu) after maintenance - 10.15.2026 (Thu) before maintenance PDT

(2) Event Challenge

- Added a new Event Challenge, "Karel's Mothership: Conquest Difficulty Clear Event."

ㄴ Completing Karel's Mothership on Conquest Difficulty will allow you to acquire a special prestigious Cosmetic Item.

ㄴ Period: 09.03.2026 (Thu) 00:00 - 10.15.2026 (Thu) before maintenance PDT

(3) World Co-op Event

- A new World Co-op Event, "Assemble Event," will begin.

ㄴ World Co-op Goal: Complete Karel's Mothership 150,000 times (Any difficulty)

ㄴ Daily Personal Goal: Defeat 1,000 enemies

- Period: 09.03.2026 (Thu) 00:00 - 09.16.2026 (Wed) 23:59 PDT

(4) Weekend Ancestors Module Readjustment Discount Event

- Added "Weekend Readjustment Discount" Event.

- During weekends within the Event Period, the amount of "Gold," "Kuiper Shards," and "Superconductive Cooling Units" required for Ancestors Module Readjustment will decrease by 50%.

ㄴ Period: Weekends from 09.03.2026 (Thu) 00:00 - 09.16.2026 (Wed) 23:59 PDT

(5) Dismantle Ancestors Module Event Shop

- Added "\[Event] Fragment Exchange" Event Shop.

ㄴ Now, dismantling an Ancestors Module at any time will allow you to acquire 1 "Ancestors Module Fragment"!

ㆍ You can continue to acquire Fragments even after the Event ends.

ㄴ You can access the new Event Shop from NPC BB-On in Albion.

ㆍ Consume "Ancestors Module Fragments" to acquire new Ancestors Modules.

ㄴ Period: 09.03.2026 (Thu) 00:00 - 09.16.2026 (Wed) 23:59 PDT

(6) Free Ancestors Module Readjustment Event

- Added the "Today's Readjustment Benefit" Event.

ㄴ You can Readjust an Ancestors Module for free once per day.

ㄴ Period: 09.03.2026 (Thu) 00:00 - 09.16.2026 (Wed) 23:59 PDT

(7) Boost Path: Ultimate Bunny Build Guide

- Changed the reward level of the Thunder Cage granted in the "Auto Build Setup" Quest in Chapter 4.

Existing Rewards

Updated Rewards

Ultimate Weapon Level 80

Ultimate Weapon Level 81

- Updated the condition text for some Quests in each chapter to match the actual conditions.

Chapter

Quest

Existing Completion Condition Text

Updated Completion Condition Text

1

Into the Battlefield 25

Dismantle equipment in the Inventory

Designate any Equipment in your Inventory as Junk and Dismantle it

2

Replenish Equipment 4

Dismantle equipment in the Inventory

Designate any Equipment in your Inventory as Junk and Dismantle it

Replenish Equipment 7

Equip (Equipment Level 25 or higher)

Equip a Reactor of Level 25 or higher

Replenish Equipment 23

Dismantle equipment in the Inventory

Designate any Equipment in your Inventory as Junk and Dismantle it

3

Descendant Modules 1