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Complete tasks and level up your account growth to receive tons of rewards in Chaos Zero Nightmare (CZN). Check out the tasks and a guide on how to complete them, as well as the rewards you'll receive per growth level!
List of Contents
| Task | Rewards |
|---|---|
| Clear Battle Mission Chapter 1-B3 | |
| Clear Story Chapter 1 #4 - A Promise Renewed | |
| Complete Growth Simulation 3 times |
|
| Clear Story Chapter 1 #6 - A Captain's Burden | |
| Clear Battle Mission Chapter 1-B6 | |
| Clear Story Chapter 1 #06-1 - License Renewal |
|
| Raise any 3 Combants to level 10 | |
| Raise any 3 Partners to level 10 | |
| Clear Battle Mission Chapter 1 - Promotion Mission |
|
| Clear Rewards: |
|
Most of the tasks here require you to play through the main story and several battle missions until you reach the promotion mission, which allows you to promote your combatants and increase their maximum level to 20.
You can use the Basic Battle Memory and Basic Support Data you obtained from completing other activities to raise your combatants and partners to level 10, clearing the remaining tasks in this section.
| Task | Rewards |
|---|---|
| Clear Story Chapter 2 #01-2 - Ark City |
|
| Complete 1 Excursion with an Agent in Ark City | |
| Approve Policies 3 times in Ark City | |
| Clear Story Chapter 2 #05-1 - Epione Center | |
| Raise any 3 Combatants to level 20 |
|
| Send a gift to any Agent 1 time | |
| Achieve Affinity level 2 with an Combatant 1 time | |
| Clear Rewards: |
|
Half of the tasks in this section involve activities in Ark City such as approving policies in the Policy Office, going on excursions or dates with your combatants in different areas of Ark City, and giving them gifts. Doing excursions and giving gifts help raise an agent’s affinity toward you, which is also one of the required tasks.
For the remaining tasks, simply play through the main story in Chapter 2 and its sub-stories, as Chapter 2 #01-2 – Ark City is required to unlock Ark City itself. It's also best to order coffee at the Cafe once you unlock Ark City, since it's also a task on the next levels.
| Task | Rewards |
|---|---|
| Raise any 3 Partners to level 20 | |
| Complete Potential Simulation 3 times |
|
| Activate 2 potential nodes of 3 combatants | |
| Learn 2 times at the Ark City Research Facility | |
| Order food 2 times at Ark City | |
| Clear Story Chapter 2 #05 - Operation: Wolf Platoon! | |
| Achieve Exploration Level 3 in Twin's Star Shadow | |
| Clear Battle Mission Chapter 2 B6 | |
| Clear Battle Mission Chapter 2 - Promotion Mission | |
| Clear Rewards: |
|
This section will have you do the rest of the activities in Ark City, such as ordering food from the Starshine Diner and unlocking nodes in the Research Facility. Play through chapter 2's sub-stories and battle missions including the Promotion Mission to allow promoting your characters up to level 30.
Do Potential Simulation runs to farm Growth Stones, which are used to unlock and upgrade your combatants’ potential nodes, granting them stat boosts and additional effects on their cards. You should also complete a Chaos run and reach Level 3 Exploration for the Twin Star's Shadow by obtaining this Chaos’ unique equipment, battling monsters and bosses a set number of times, and experiencing unique events in the unidentified areas.
| Task | Rewards |
|---|---|
| Learn 4 times at the Ark City Research Facility | |
| Complete 5 Excursions with an Agent in Ark City | |
| Approve policies 9 times in Ark City |
|
| Clear Story Chapter 3 #01-1 - The Pilgrims' Walk |
|
| Complete Wailing Prodigal Challenge Simulation 3 times | |
| Activate 4 potential nodes of 3 combatants | |
| Unlock any Trauma Code 1 time | |
| Send a gift to any Agent 4 times | |
| Raise and Combatants' Affinity to level 5 | |
| Clear Rewards: |
|
Most of the tasks here, you've already done in the previous levels, which should be easy to do know since you have the experience. Head to Nono's Shop in Ark City and purchase the Special Security Code for 20 policy points to unlock a Trauma Code to accomplish one of the tasks.
Finish all story missions in Chapter 3 to unlock the first weekly boss in the Challenge Simulation and defeat it 3 times to accomplish one of the tasks.
| Task | Rewards |
|---|---|
| Raise any 3 Combatants to level 30 | |
| Raise any 3 Partners to level 30 | |
| Order coffee 3 times at Garden Cafe in Ark City |
|
| Order food 3 times at Ark City |
|
| Clear Story Chapter 3 #06 - Purification Rite | |
| Achieve Exploration level 5 in the City of Mist | |
| Clear Battle Mission Chapter 1 B6 in Hard Mode |
|
| Complete Memory Fragment Simulation 12 times |
|
| Clear Battle Mission Chapter 3 B6 | |
| Clear Battle Mission Chapter 3 - Promotion Mission | |
| Clear Rewards: |
|
The task to clear the Purification Rite story mission will already be accomplished, since you've already finished all of Chapter 3 during the past level. Also do Memory Fragment simulations 12 times to accomplish another task.
You should have already ordered coffee at the Garden Cafe as soon as Ark City became accessible, and ordering three times will complete one of the tasks. After leveling up your combatants and partners to level 30, you'll be able to take on the harder battle missions in Chapter 1 up to the sixth one. You’ll also be able to challenge the battle missions in Chapter 3 and clear the promotion mission to raise your combatants’ levels to 40.
| Task | Rewards |
|---|---|
| Learn 7 times at the Ark City Research Facility |
|
| Send a gift to any Agent 6 times | |
| Complete 10 Excursions with an Agent in Ark City | |
| Approve policies 15 times in Ark City | |
| Clear Dawn of Dimensions - Area 3 |
|
| Upgrade Memory Fragments to level 3 6 times |
|
| Reach Trust level 7 with any combatant | |
| Raise any 6 Combatants to level 40 | |
| Raise any 6 Partners to level 40 |
|
| Activate 6 potential nodes of 3 combatants | |
| Clear Rewards: |
|
Reach Captain level 30 to unlock the Basin of Hyperspace and clear the 3rd Basin in Dimensional Dawn to clear one of the tasks in this section.
Continue raising your combatants’ affinity through excursions and gifts until they reach level 7 trust. Keep approving policies to earn Policy Points, and use them to purchase Research Notes that unlock additional nodes in the Research Facility.
| Task | Rewards |
|---|---|
| Order coffee 7 times at Ark City | |
| Order food 5 times at Ark City |
|
| Clear Story Chapter 4 #04 - Swamp of Judgement |
|
| Achieve Exploration level 5 in Swamp of Judgement | |
| Clear Battle Mission Chapter 3 B6 Hard Mode | |
| Clear Dawn of Dimensions - Area 5 |
|
| Send a gift to any agent 8 times | |
| Achieve Affinity level 10 with any combatant 1 time | |
| Clear Battle Mission Chapter 4 B6 | |
| Clear Battle Mission Chapter 4 - Promotion Misison |
|
| Clear Rewards: |
|
Continue with the chapter 4 story mission to unlock the 4th Chaos Maniestation stage, the Swamp of Judgement, and achieve level 5 exploration level. Clear the chapter 4 promotion mission to raise your combatants’ levels to 50, which will make clearing chapter 3 hard mode easier.
Continue with clearing the Dimensional Dawn until the 5th basin to achieve one of the tasks in this section.
| Task | Rewards |
|---|---|
| Run Codex 1 time |
x10
|
| Raise any 6 Combatants to level 50 | |
| Clear Story Chapter 5 #03 - Foretold Ruin | |
| Achieve Exploration level 7 in Foretold Ruin | |
| Clear Battle Mission Chapter 4 B6 Hard Mode | |
| Activate 7 potential nodes of 3 combatants |
|
| Achieve level 15 Affinity for 1 random combatant | |
| Complete the Fear Encountered Challenge Simulation 3 times | |
| Clear Rewards: |
|
Raise your combatants’ levels to 50 to make clearing Chapter 4’s Battle Mission on Hard mode easier. Complete Chapter 5’s story missions to unlock the Foretold Ruin Chaos Manifestation, and reach Exploration Level 7 to finish one of the required tasks.
Completing Chapter 5 also unlocks Judas as a weekly boss in the Challenge Simulation, whom you’ll need to defeat three times to complete the task.
| Task | Rewards |
|---|---|
| Learn 12 times at the Ark City Research Facility |
|
| Raise any 6 Partners to level 50 |
|
| Upgraded the Zero System 5 times |
|
| Upgrade Memory Fragments to level 3 18 times |
|
| Run Codex 3 times |
|
| Clear Battle Mission Chapter 5 B6 |
|
| Clear Chapter 5 Promotion Mission |
|
| Created 3 Memory Fragments |
|
| Clear Rewards: |
|
Clear the promotion mission in Chapter 5 to promote your combatants, allowing you to increase their level up to 60. You should also raise your partners to level 50 to boost their stats. This will make it easier for you to take on higher Chaos difficulties in the Zero System.

Beginner's Guide: All Tips and Tricks
Account Growth Guide



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