Zenless Zone Zero's 2.5 update brings new agents, co-op modes, and quality-of-life upgrades for smoother gameplay. Version 2.5 "To Be Fuel for the Night," blends high-stakes combat, community features, and player-friendly tweaks that let you focus on action over tedium. Here are all the new features and changes in the 2.5 Update.
Content: Characters, W‑Engines, Bangboo, Events
- New S‑Rank Agents:
- Ye Shunguang – dual‑form Physical/Ether S‑Rank Attack unit built around max‑HP scaling, Ice synergy, Ether Veil, and overheal converting into team ATK and resistance‑bypass buffs.

- Zhao – S‑Rank Ice Defense unit that provides strong mitigation and control while synergizing with new tactical content.
- New W‑Engines:
- Cloudcleave Radiance (S) – Attack type; high base ATK, CRIT DMG, 20% Physical RES ignore, and Ether Veil–triggered DMG/CRIT DMG buffs.
- Additional W‑Engines added via banners and Potential Vision/exchange shops.
- New Bangboo & events: New Bangboo units plus limited‑time events that award a free S‑Rank Agent and various upgrade materials through the new event/logbook systems.

- New mission logbook: A Logbook feature tracks event progress, missions, and rewards in one place.
Story, Areas, Enemies, Platforms
- New main story chapter: Continuation of the main storyline, accessible either naturally or via the Advance Screening function that jumps you to the latest chapter while flagging prior content as cleared.

- New locations & enemies: New Hollow areas and city zones, plus enemies featuring mechanics that counter invincibility frames and promote varied team comps (notably for Miyabi‑centric teams).

- Trust events & side content: New Trust Events for multiple Agents, plus Key Side Missions that unlock Hollow Zero, Shiyu Defense, and other modes more cleanly for new players.
- Platform features:
- Mobile haptic/vibration trial feature with combat and animation feedback, dependent on device hardware.
- DualSense controller speaker support on PC for certain skills/assists.
Core QoL & System Changes
- Auto‑dismantle Drive Discs: New toggle to automatically dismantle Drive Discs based on rarity/filters when they drop, massively reducing menu time.

- Drive Disc sub‑stat targeting: Music Store “Advanced Tuning” lets you lock in up to 2 desired sub‑stats by spending Resonating Cores, making BiS farming less RNG.
- Master Copy auto‑crafting: New auto‑craft for Music Store Master Copies, plus batch operations and increased dismantle capacity for Drive Discs.
- Craftable Ether Batteries: You can now craft Ether Batteries from Battery Charge + Prepaid Power Cards; Victoria Housekeeping Coupons are converted 1:1 into Ether Batteries.

- Quick sweep for mats: Combat Simulation and Area Patrol now support instant sweeps by consuming Ether Batteries for mats and Disc rewards.
- New side/Function menu: A new side panel/function menu gives fast access to shops, story, team prep, warehouse, collaborators, sites, intel board, friends, and profile, with support for wallpapers/charms.

- Storage optimizations: More content is offloaded to optional resource packs that can be deleted from Menu → More to free device space.
- New third‑person camera: Added freely movable third‑person camera for exploration/screenshots.
- Faster text & skip options: Text speed options updated, plus a “Skip Normal Dialogue” button (and Esc shortcut) to skip routine dialogue.
Combat, Endgame & Progression
- Notorious Hunt / Deadly Assault optimizations: New Deadly Assault cycle adds a Squad Building Guide with Inter‑Knot and Smart Recommendations, plus one‑click preset lineups and strategy tips.

- Shiyu Defense layout revamp: Shiyu Defense gets a new layout/flow aligned more closely with Deadly Assault‑style multi‑team challenges.
- Hollow Zero progression increase: Investigation Progress cap raised from 200 to 220, with new Task Force Missions and rewards.
- Tactical Prism Programs: New Tactical Prism Programs for Ye Shunguang and Zhao, with linked Task Force Missions and exclusive challenge stages in Perpetrator Battle – Task Force Assault.
- New Agent enhancement system: “Potential Vision” enhancement lets selected Agents gain extra scaling and access to exchange shop rewards (old event W‑Engines/Bangboos).

Social, Outfits, Accessories & Stores
- Outposts social system: New social “Outposts” feature where Proxies can interact via recommended teams and shared setups; it ties into the Squad Recommendation functions.

- New S‑Rank Agent store: A new shop lets you exchange specific currencies for selected S‑Rank Agents during or after events.

- New accessories & proxy cosmetics: Three new accessories added to Suibian Temple – Devon Pawnshop, plus new Proxy accessories/cosmetics purchasable via the new shops.

- New Agent outfits: New costumes for selected Agents (including dynamic wallpapers for Ye Shunguang and Zhao on certain platforms).

- New music store button: Direct access to the Music Store from the main UI, tying into the Disc targeting and auto‑craft changes.
- New mission/event store: A mission store tied to the new events and logbook, allowing trade‑in of event currency for upgrade items and cosmetics.

Version 2.5 transforms ZZZ with free powerhouses, co-op thrills, and grind-cutting tools, setting you up for stronger teams and endless New Eridu stories.
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