Zenless Zone Zero unlocks

• Complete Main Story Season 3 Chapter 2 "The Long Goodbye"

  Requires Season 3 Chapter 1 "A Sleepwalker's Confession". Permanently available. If you're behind, the Advance Screening function lets you reach Season 3 content early after ranking up in Season 1 Chapter 1 — Intermission

  Reward Polychrome, story progression

• Unlock the Booastrum district and Gear Street

  The Roscaelifer — Booastrum — Gear Street area is gated behind unlocking the Booastrum district

  Reward Area access
• Explore the new sub-areas

  Intelligence Shack, Divination Parlor, Cap Shop, Meridian Hall, Core Danger Zone and Banquet Venue

  Reward Exploration rewards
• Complete the new exploration commissions and side missions

  Includes 2 new Side Missions for hidden space exploration

  Reward Polychrome, materials
• Collect the new exploration rewards and collectibles

  Sweep the new area once the commissions are done

  Reward Collectibles, Polychrome
• Complete the new achievements

  Added for Phaethon's Story, Agent Trust, When Opportunities Converge, Booastrum, Enigma of the Labyrinth, Combat Techniques, Hostile Targets and Investigation Zone Adventures — including hidden ones

  Reward Polychrome

Enigma of the Labyrinth is permanent, not a limited event — it stays after Version 3.1 ends.

• Unlock Enigma of the Labyrinth: Operation Bagel

  Available from Aug 5, 10:00 server time. Requires Inter-Knot Lv. 40. Complete the introductory commission

  Reward Mode access
• Progress Operation Bagel infrastructure and commissions

  Collect supplies in the Hollow and evacuate in time, then spend them on repairing the research station or crafting equipment. Season Commissions redeem Twilight Afterimage and the Belle: Chipi-Meow / Wise: Dubi-Meow accessories

  Reward Polychrome, Agent Focus: Pyrois, accessories

• if ownedProgress Remielle's Trust and Quality Time content

  Requires owning the Agent and completing the required stories — see Workbench → Partner Archive

  Reward Trust rewards, dynamic wallpaper
• if ownedProgress Sigrid's Trust and Quality Time content

  Same gating — Workbench → Partner Archive

  Reward Trust rewards, dynamic wallpaper
• Review the Version 3.1 Potential upgrades

  Older Agents received additional Potential-system attention this update. If you use an affected Agent, check the newly available progression and its materials

  Reward Agent power
• Work through the new Beginner Guide handbook missions

  New system on the right of the main interface, split into Enhancement Guide and Handbook Missions. Proxy Legend moved into it, and its phase rewards were adjusted — any difference is reissued by in-game mail

  Reward Polychrome, Master Tapes, Tuning Calibrator, Drive Disc sets

Version 3.1 ends 2026/09/09 06:00 UTC+8. Everything in this group is gone after that, and two of them are the highest-value claims of the patch.

• expires with 3.1Claim the Marcel Anniversary Gift

  Includes the anniversary S-Rank Agent selection. Requires Inter-Knot Lv. 5, the Main Story Prologue, and the Event feature unlocked

  Reward Limited S-Rank Agent, S-Rank W-Engine, Polychrome
• expires with 3.1Complete Phaethon's Grand Reveal of the Year

  Anniversary recap programme. Requires Inter-Knot Lv. 20 and Main Story Chapter 1 — Intermission

  Reward Event rewards
• expires with 3.1Claim the server update compensation

  Requires having reached Inter-Knot Lv. 4 before the 3.1 update. Claimable until the end of Version 3.1

  Reward Polychrome ×300
• expires Aug 28Claim the issue fix compensation

  Sent by in-game mail. Must be claimed before 2026/08/28 23:59 UTC+8 — an earlier deadline than the rest of this group, and the mail itself expires 30 days after it was sent

  Reward Polychrome ×300