December 24 Patch Update
NEW: Learn About the 2026 Roadmap!
S1: Forbidden Catalyst | The Great Rift
★ All Banners | Upcoming Banners
☆ New Characters: Chizuru | Itsuku
✪ Upcoming Characters: Sereniel
Tier Lists Pages: Character | Partner | Cards
This is a patch summary list for the changes coming on December 24's patch for Chaos Zero Nightmare (CZN). Read on to view a summary of the livestream including Sereniel's info, additional features, new events, and other quality of life and game changes.
| New Content and Updates | |
|---|---|
| Forbidden Catalyst: Season 1 Updates | December 3 Patch Notes |
December 24 Patch Notes and Content Changes
New Story
Galactic Disaster Story Chapter 3: [Catalyst of Evolution] will be revealed. The story will be added to the game after the maintenance. It can be unlocked after clearing Act 2 Episode 7 “Approaching the Forbidden”
The Great Rift Second Half
The boss for The Great Rift will be updated for the second half. All rewards for the first Great Rift boss will also be rewarded at the end of the maintenance.
3rd Supply Store Addition
| Item | Purchase Limit | Cost |
|---|---|---|
 Signal Amplification Anchor
|
5x | Pure White Fragment x1,500 |
 Rescue Anchor
|
5x | Pure White Fragment x1,500 |
 Prism Lens
|
5x | Pure White Fragment x1,200 |
 Undetermined Ego Crystal
|
1x | Pure White Fragment x4,000 |
 Shards of Condemnation
|
5x | Pure White Fragment x200 |
 Multidimensional Alignment Material
|
1x | Pure White Fragment x4,000 |
 Advanced Hunter Manual
|
20x | Pure White Fragment x20 |
 Advanced Hunter Certificate
|
20x | Pure White Fragment x20 |
 Premium Growth Stone of Instinct
|
20x | Pure White Fragment x60 |
 Traces of Memory
|
200x | Pure White Fragment x30 |
 Core of Memory
|
20x | Pure White Fragment x200 |
 Particles of Memory
|
200x | Pure White Fragment x10 |
 Exquisite Slice of Cake
|
5x | Pure White Fragment x400 |
 Sweet Choconilla
|
10x | Pure White Fragment x200 |
 Advanced Battle Memory
|
200x | Pure White Fragment x50 |
 Advanced Support Data
|
100x | Pure White Fragment x50 |
|
Advanced Battle Memory
|
300x | Pure White Fragment x120 |
|
Advanced Support Data
|
150x | Pure White Fragment x120 |
 Unit
x4000 |
∞ | Pure White Fragment x400 |
Galactic Disaster Content Improvement
The end date of the Forbidden Catalyst will be updated from 01/13/2026 18:00 (UTC+0) to 01/14/2026 before maintenance start.
Gate of Demise Unidentified Area
The Gate of Demise unidentified area will be updated. The choice for “Ask about the elevator” will be changed to Seize all power. The effect of the choices will be added after the patch update.
Chaos Weekly Progress Point Acquisition Update
| Difficulty Level | Before | After |
|---|---|---|
| 1 | 1,000 | 2,000 |
| 2 | 1,300 | 2,600 |
| 3 | 1,600 | 3,200 |
| 4 | 2,000 | 4,000 |
| 5 | 2,000 | 4,000 |
| 6 | 2,000 | 4,000 |
| 7 | 2,000 | 4,000 |
| 8 | 2,000 | 4,000 |
| 9 | 2,000 | 4,000 |
| 10 | 2,000 | 4,000 |
| 11 | 2,000 | 4,000 |
Completing a Chaos Run on Laboratory 0 will now yield more points depending on the difficulty level you clear. All levels will now grant more points with level 1 now providing 2000 and level 4 onwards granting 4000. This will speed up the weekly progress point farming.
Spectral Cube Added to the Game
| Item | Purchase Limit | Quantity |
|---|---|---|
| Memory Code - Khalipe | None | 1 |
| Memory Code - Luke | None | 1 |
| Memory Code - Hugo | None | 1 |
| Memory Code - Rin | None | 1 |
| Memory Code - Magna | None | 1 |
| Memory Code - Orlea | None | 1 |
| Memory Code - Mei Lin | None | 1 |
| Memory Code - Veronica | None | 1 |
| Memory Code - Renoa | None | 1 |
| Memory Code - Kayron | None | 1 |
| Prism Module [Masterpiece] | Once a month | 1 |
| Prism Lens x10 | None | 1 |
| Multidimensional Alignment Material x2 | None | 1 |
Spectral Cube is added to the game after the December 24 patch update. It's an item that will let you purchase one of the starting 5★ characters, a Prisim Module [Masterpiece], Prism Lens x10, or a Multidimenstional Alignment Material x2 for 1 spectral Cube. Rate up characters from other banners will be added at a later date.
New Events
New Event - Memoirs of the Bureau Chief of the Ark Protection Bureau
| Start Date | December 24, 2025 06:00 (UTC) |
|---|---|
| End Date | January 14, 2025 01:00 (UTC) |
The year-end event Memoirs of the Bureau Chief of the Ark Protection Bureau will be added to the game. It's a daily mission with multiple event steps that will reward you with multiple types of rewards.
Memoir of the Ark Protection Bureau Chief Event
New Event - Toward the First Light
| Start Date | December 24, 2025 06:00 (UTC) |
|---|---|
| End Date | January 14, 2025 01:00 (UTC) |
The year-end event Memoirs of the Bureau Chief of the Ark Protection Bureau will be added to the game. It's an event that requires you to spend Aether to obtain multiple types of rewards.
New Event - [Overdrive - Simulation]
| Start Date | December 30, 2025 06:00 (UTC) |
|---|---|
| End Date | January 6, 2025 01:00 (UTC) |
The Overdrive - Simulation is a reward up event that doubles the amount of rewards you can get from simulation runs. The reward count is limited to 6 simulation runs per day and will reset daily at 18:00 UTC. The applicable simulations are Training, Combatant, Partner, and Potential simulations.
Returning User Event – Garden Cafe’s Returnee Present
| Aether Used | Reward | Quantity |
|---|---|---|
| 100 |
 Aether
|
200 |
| 300 |
 B-Grade Policy Report
|
3 |
| 500 |
 Crystals
|
50 |
| 600 |
Aether
|
200 |
| 800 |
Exquisite Slice of Cake
|
2 |
| 1,000 |
Crystals
|
50 |
| 1,100 |
Aether
|
200 |
| 1,300 |
B-Grade Policy Report
|
3 |
| 1,500 |
Crystals
|
50 |
| 1,600 |
Aether
|
200 |
| 1,800 |
Exquisite Slice of Cake
|
2 |
| 2,000 |
Crystals
|
50 |
| 2,100 |
Aether
|
200 |
| 2,300 |
B-Grade Policy Report
|
3 |
| 2,500 |
Crystals
|
50 |
| 2,700 |
Aether
|
200 |
| 2,900 |
Exquisite Slice of Cake
|
2 |
| 3,100 |
Crystals
|
50 |
| 3,200 |
Aether
|
200 |
| 3,400 |
B-Grade Policy Report
|
3 |
| 3,600 |
Crystals
|
150 |
Any protos that haven't been able to log into the game for 14 days that are at least account rank 10 or above and have not participated in this event for over 30 days will be eligible to join the event.
Garden Cafe's Returnee Present Event
Check-in Event - Happy New Year 2026!
| Day | Reward | Quantity |
|---|---|---|
| 1 |
Signal Amplification Anchor
|
1 |
| 2 |
Signal Amplification Anchor
|
1 |
| 3 |
Rescue Anchor
|
2 |
| 4 |
Signal Amplification Anchor
|
1 |
| 5 |
Signal Amplification Anchor
|
2 |
| 6 |
Rescue Anchor
|
3 |
| 7 |
Signal Amplification Anchor
|
5 |
The check-in event Happy New Year 2026! will be added to the game. It's a 7 day log-in event that will run from December 31 until January 13 with a 7 day total log in period that provides Rescue Anchors and Signal Amplification Anchors.
Check-in Event – Rei’s Gift Event
| Day | Reward | Quantity |
|---|---|---|
| 1 |
Prism Lens
|
1 |
| 2 |
Prism Lens
|
1 |
| 3 |
Prism Lens
|
2 |
| 4 |
Prism Lens
|
1 |
| 5 |
Prism Lens
|
1 |
| 6 |
Prism Lens
|
1 |
| 7 |
Prism Lens
|
3 |
Rei's Gift is a check-in event that rewards 10 Prism Lens for 7 total days of log in. The event will run from December 24 until January 14 before the maintenance.
New Limited Combatant Sereniel
| Start Date | December 24, 2025 06:00 (UTC) |
|---|---|
| End Date | January 14, 2025 01:00 (UTC) |
Sereniel will be added together with the December 24 patch update as the game's first limited character. As the first limited character, her Memory Code sold on the Memory Archive will be available only during her rate up banner period.
Sereniel Release Date and Profile
New Limited Partner Peko
Peko is Sereniel's designated partner and will be a limited partner as well. Her Parter products will be available on the Memory Archive only during her rate up duration and is limited to 1 per account.
Basin of Hyperspace New Season
| Support Effect | On Ravage, increase Morale equal to the maximum value of the Tenacity of the Ravaged monster for 1 turn |
|---|
The new season of the Basin of Hyperspace is added together with the patch update with a total of 48 new battles from 1st to 10th basin.
Ark City – Excursion Improvements
Marking a combatant as your favorite on the Unigram will now forcibly make them appear on the Ark and Owned Combatants will now also appear even in previously locked areas of Ark City but locked areas cannot be entered until unlocked.
Chaos Mission Changes & Notes
New Chaos Missions will now be entered using the Story Team. In Chaos Missions played with the Story Team, Save Data will not be obtained.
Battle Mission [Abyss]
The chapter 8 of Battle Missions, titled Abyss is added to the game together with the December 24 patch. It will feature chapters 1-3 with 3 difficulties, Normal, Hard, and Abyss with Abyss presenting more challenge than Hard.
Ark City – Disaster Scenario Improvements
| Disaster Scenario Improvement |
|---|
|
・The progression flow of Ark City Disaster Scenarios has been improved ・Disaster scenarios will now focus on carrying out Relief Operations to restore City Management Index values reduced by disasters ・Readability of text in Calamity Relief Operations has been improved ・City Management Index icons will now be displayed for each operation objective ・Objectives that fall below required City Management Index values will now be shown in red text ・When assigning Aides, their Affinity level will now be visible ・Aides will be sortable by Affinity level during assignment ・When assigning Aides, Combatants in a Deep Trauma state will be identifiable ・On the Policy selection screen, gauges for increased and decreased indices will now feature highlight effects ・The background of the Operation Results screen will now be changed based on the outcome ・The Policy Office background will be updated to better match each disaster scenario’s theme ・Policy Point icons will be redesigned for improved clarity |
Chaos – Fate Improvements
Reworked Fate
| Category | Before | After |
|---|---|---|
| Satiety | Increase max Health by 10%. | Obtain 1 random Common Neutral Card. |
| Courtship | An Aether-Eater will appear in one of the Normal Battle Areas. | When entering an Elite Area, decrease Health of monsters by 20%. |
Among Permanent and Unlockable Fates, effects with low efficiency or low selection rates relative to their grade will be improved/reworked.
Improved Fates
| Category | Before | After |
|---|---|---|
| Revelation | Guarantees a piece of Legendary Equipment when receiving an Equipment Reward from Elite Areas (next 1 time). | Guarantees a piece of Legendary Equipment when receiving an Equipment Reward from Elite Areas (next 2 times). |
| Tenacity | Decrease current Health by 50%. Upon arriving at a Waypoint Area, obtain 2 random Legendary Equipment (next 1 time). | Decrease current Health by 50%. Obtain 2 random Legendary Equipment. |
| Hope | Upon victory in Normal Battle Areas, there is a 30% chance for a random piece of Rare Equipment to appear as a reward. | On winning the battle in a Normal Battle Area, there is a 30% chance for a random Rare - Legendary Grade Equipment to appear as a reward. |
| Prudence | Lose 100 Credits. Obtain 1 random Legendary Neutral Card. | Lose 50 Credits. Obtain 1 of 3 random Legendary Neutral Cards. |
| Mistreatment | Upon each victory in Unidentified Areas, gain 50 Credits. | On entering an Unidentified Area each time, obtain 25 Credits. |
| Gluttony | Decrease current Health by 30%. When moving to another Area, gain 10 Credits. | On each move to a new area, obtain 10 Credits. |
| Encouragement | On entering the Dellang Shop each time, 1 random displayed item will be on sale for 50% off (next 2 times). | On entering the Dellang Shop each time, 1 random displayed item will be on sale for 100% off (next 3 times). |
| Tranquility | Reduces the number of Break Recovery cards required for all Combatants by 1. | Decrease the number of Break Recovery cards required by all Combatants by 2. |
| Persevere | At the end of the battle, recover 5% Health. | At the end of battle, recover 10% Health. |
New Silver Winter Star Festival Store Package
| Pack Items | Purchase Limit | Price (USD) |
|---|---|---|
| Silver Winter Star Festival - Galactic Disaster 3rd Supply Kit Ⅰ Paid Crystals x200 Signal Amplification Anchor x5 |
2 times per account | $7.99 |
| Silver Winter Star Festival - Galactic Disaster 3rd Supply Kit Ⅱ Paid Crystals x1,600 Signal Amplification Anchor x10 |
2 times per account | $29.99 |
| Silver Winter Star Festival - Silver Winter Star Package Ⅰ Paid Crystals x3,000 Signal Amplification Anchor x20 |
2 times per account | $49.99 |
| Silver Winter Star Festival - Silver Winter Star Package Ⅱ Paid Crystals x6,000 Signal Amplification Anchor x35 |
2 times per account | $99.99 |
Year-End / New Year’s Greetings Added
When you enter the Lobby on December 25, the combatant assigned to your Lobby will deliver a Holiday greeting. This will also happen on January 1 with a New Year's greeting.
The following greetings will play when logging in or changing the home background which will make it possible to view all of your combatant's greetings.
When you enter the Lobby on January 1, the combatant assigned to the Lobby will deliver a New Year’s greeting.
Patch Improvements
QoL Improvement List
|
・The Combatant > [Replenish Materials] pop-up will be improved to clearly display the owned and required amount ・The Chaos map will be improved to display more area information on a single screen ・If materials are still insufficient after completing a Simulation via an item acquisition source, the Move to Upgrade button will now be displayed ・Codex Achievement will be renamed to [Codex Record] to clearly distinguish them from Achievements ・A red dot indicator will now appear when there are Counseling Records with unclaimed rewards ・The maximum number of Corrupted Data per combatant will be increased from 10 to 100 ・Information explaining the maximum Corrupted Data capacity will be added to the Save Data management screen and Help menu ・All Present descriptions will now include a button that links to their acquisition source ・To improve visibility on the Event page, arrow icons will be added to the Event list ・A NEW icon will be added to Shop categories to highlight newly available items |
Others
|
・Equipped Mythic-grade equipment can be replaced with another Mythic-grade item of the same part. ・A new playback-speed feature will be added to Unidentified Areas. ・When initiating training in a Safe Zone, the animation that displays Credit consumption will be improved. ・An additional confirmation step to prevent accidentally skipping selections during training in Safe Zones will be added. ・The difficulty of battles featuring Gloomy Godmother will be reduced. ・The difficulty of the Wolves Bane battle will be reduced. ・The difficulty of the Empty Mouths battle will be reduced. ・The Blockade effect previously applied by Phropto will be adjusted to Suppression. ・Before: Card effect does not trigger. Blockade is removed upon use. ・After: Decrease Damage, Shield Gain, and Heal Amount by 20%. Suppression is removed upon use. ・Additional clarification to Chizuru’s “Inhibit” text regarding AP acquisition will be added. ・Cannot gain AP except at the start of the turn or on Ravage. Add 1 Hit to Shadow of the Moon, Shadow of the Moon+. ・Except for AP gained at the start of the turn or upon Ravage, AP cannot be gained or lost by any other effects, including cards, equipment, or Fate. ・The application scope of the “Elasticity” effect possessed by the Great Rift boss “Beginning of Desire” will be adjusted. ・Damage from retaining Opening Found or discarding Dirge Bullet is not affected by Elasticity. ・When changing your Captain nickname, a cooldown period will be applied before it can be changed again. (Cooldown: 72 hours). ・The UI will be improved to clearly distinguish Basic Cards, Unique Cards, and Neutral Cards. ・The Zero Matrix season end date will be changed. ・Before: 01/13/2026 18:00 (UTC+0). ・After: 02/03/2026 18:00 (UTC+0). ・Descriptions of 5 equipment items will be updated for clarity. ・1) Amorphous Cube Before: At the start of battle, +25% Damage After: +25%damage. ・2) The Golden Rule Before: At the start of battle, +20% Damage, +20% Shield Gain After: +20% Damage, +20% Shield gain. ・3) Gloomy Prime’s Eye Before: At the start of battle, +40% Shield Gain After: +40% Shield Gain. ・4) Rune Lance Before: When using 5 or more AP, +25% Damage, Shield Gain, and Healing After: When using 5 or more AP, +25% Damage, Shield Gain, and Healing (1 time per battle). ・5) Twisted Discipline Before: When using 10 or more AP, +2 Immunity After: When using 10 or more AP, +2 Immunity (1 time per battle). ・To improve understanding of the [Tenacity] rules, the existing help text will be updated. ・Change Details: Some monsters possess Tenacity. “Tenacity Damage” is determined by a card’s cost, and this damage decreases if the card is neither of a Weakness Attribute nor a Targeting card. However, “Tenacity Damage” applied directly through card effects is not affected by increases or decreases based on card effects, Weakness Attributes, or Targeting status. Functionality remains unchanged. ・Rewards for some event choices in Chaos Order Unidentified Area have been improved, and new situations and choices have been added. |
Bug Fixes
|
・An issue where the Affinity Lv. 7 rewards for Maribell and Mika were displayed incorrectly will be fixed. ・An issue where the UI was not displayed correctly when Rescue Records were skipped rapidly will be fixed. ・An issue where progression was intermittently blocked when attempting a retry will be fixed. ・An issue where touch interactions did not function properly in certain areas of Potential Nodes 6 and 7 will be fixed. ・An issue in the Japanese version where some Shop sub-tab text was not displayed will be fixed. ・An issue where Roman alphabet icons were not displayed on the Memory Fragment crafting screen will be fixed. ・The bodyguard illustration for the Partner Rosaria will be partially updated. ・An issue where UI sound effects were not played in certain screens will be fixed. ・An issue where the Reload description was duplicated on Veronica’s Pendant of Resolution card will be fixed. ・An issue where, after Owen’s 3rd Epiphany of Wind Riding is applied and the card is used, the effect tab incorrectly displayed the description as Wind Riding will be fixed. ・An issue where the hexagonal background for temporary alliance stage buffs was not displayed in the in-game Team Info screen will be fixed. ・An issue where text was cut off when moving between Exchanges with sub-tabs while the language was set to Japanese will be fixed. ・An issue where an error occurred in specific situations when enemies were defeated by Tressa’s Ego Manifestation Stage 6 effect will be fixed. ・An issue where Maribell’s Shelter Hold card displayed the Shelter Defense illustration after Potential enhancement will be fixed. ・An issue where sound effects were cut off when the monster Elemental Phoenix transformed into a Phoenix Seed, or when a Phoenix Seed revived into an Elemental Phoenix, will be fixed. ・An issue where sound effects did not play when the monster Seraphim of Pain appeared will be fixed. ・An issue where sound effects did not play correctly when the monster Seraphim of Pain took action will be fixed. ・An issue where sound effects did not play when the monster Ghoul Slave appeared will be fixed. ・An issue where sound effects did not play when debuffs or buffs were triggered by using a Breakdown Card will be fixed. ・An issue where equipment not obtainable from the Blue Pot incorrectly appeared in the Collection will be fixed. ・An issue where the sticker reward was not granted upon completing Pilgrims of Nightmare under Achievements > Journey Log will be fixed. |
Combat Related Bug Fixes
|
・An issue where Battle Mission B08 is not displayed within the Forbidden Catalyst story will be fixed. ・The description of the “Inhibit” effect will be revised for clarity. ・An issue where Neutral Cards that could not be obtained were selectable in certain situations will be fixed. ・An issue where the [Ambush] card obtained via the Liberation Fate could be used while in a Breakdown state will be fixed. ・An issue where the card list did not appear in certain situations when receiving the “Trigger Epiphany on 1 selected card” reward in Unidentified Areas will be fixed. ・An issue where promotion stat bonuses were not applied to trial Save Data Combatants will be fixed. ・The Judgment’s Flames Memory Fragment 4-set effect will be adjusted to apply only to cards. ・An issue where Will-O'-Wisp was not obtained when attacking an Aether-Eater in a Cursed Shackles state using cards granted by the Aether-Eater will be fixed. ・An issue where animations were not displayed when using Veronica’s Bombardment Prep card via a card activation effect will be fixed. ・An issue where Mei Lin’s Rising Dragon Spire card did not deal the correct number of hits based on the “number of Passion cards used that turn” when the 5th Epiphany enhancement was triggered will be fixed. ・An issue where the damage highlight was not displayed on the 5th card hit of Yuki’s Flash Slash will be fixed. ・An issue where emphasis highlights were displayed incorrectly in the 2nd and 4th card descriptions of Kayron’s Brand of Annihilation will be fixed. ・An issue where the “upon removal, Stun” text was not displayed for the Requiem persistent effect of the monster Guardian of the Soul will be fixed. |
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