Zen Zoneless Zero: How to Complete Trial No. Five in Zenless Zone Zero

Trial No. Five in Zenless Zone Zero is a challenging feat requiring completion of five tasks, each demanding strategic progression and specific upgrades. Here’s a detailed guide to help you conquer this trial:

1. Metro—Edge completion  

• Location: Old Capital Metro, Edge stage.
• Requirements: You must be at least level 25 and possess Ice and Ether attributes.
• Steps:
  1. Ensure you have unlocked Hollow Zero and completed the two Qualification assessments.
  2. Navigate to the Old Capital Metro and select the Edge stage.
  3. Equip your character with Ice and Ether attributes to deal with the enemies effectively.
  4. Complete the run to move on to the next stage, Frontline.

2. Floor 3 Clearance

• Location: Shiyu Defense, Chapter Two of A Call from the Hollow’s Heart.
• Requirements: Progress to Chapter Two and speak with Roland.
• Steps:
  1. Access Shiyu Defense in Chapter Two.
  2. Complete floor one to unlock subsequent floors.
  3. Clear floor three to finish the task and claim the free Agent, Soukaku, from the Events tab.

3. Passive core upgradation 

• Location: Mechanical Love commission in Chapter Two.
• Requirements: Complete the quest around the Inter-Knot level 23 to 24 mark.
• Steps:
  1. Complete the Mechanical Love commission to unlock Expert Challenges at the HIA.
  2. Gather the required materials from the Expert Challenges.
  3. Upgrade an Agent’s core passives twice.
  4. Check the Skills section of your Agents to view and upgrade the core passives.

4.  Three W-Engines Level 30 upgrade

• Location: W-Engine Modification Combat Simulation, Training section of the Compendium.
• Requirements: Obtain W-Engine Power Supplies, W-Engine Batteries, or W-Engine Energy Modules.
• Steps:
  1. Complete the Basic Upgrades Material in the Combat Simulation to collect the necessary components.
  2. Choose the correct test based on the components needed (Attack, Stun, Anomaly, Support, or Defense).
  3. Upgrade three W-Engines to level 30.

5.  Three Agents Level 30 upgrade

• Location: Agent Promotion Combat Simulation, Training section of the Compendium.
• Requirements: Obtain ascension materials and Investigator Logs.
• Steps:
  1. Complete the Basic Upgrades Material in the Combat Simulation to gather Investigator Logs.
  2. Use these materials to upgrade three Agents to level 30.

Final Rewards

Once you have completed all five tasks, claim the individual rewards for each task and the overall rewards for completing Trial No. Five:

• Overall Rewards:
  • 100 Polychrome
  • 1 Master Tape
  • 1 Slice of Time (a Support W-Engine)
  • 30,000 Denny

Summing Up

Completing Trial No. Five is complex and requires strategic planning, especially in accessing areas like Shiyu Defense and upgrading core passives. By following these steps, you’ll be able to navigate the challenges and earn the rewards, further enhancing your abilities in Zenless Zone Zero.