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The Vault W-Engine — Zenless Zone Zero A-Rank Support W-Engine

W-Engine

The Vault

A-Rank Support W-Engine

A-Rank
Support
Energy Regen 50%
1

The Vault Overview

The Vault is an A-Rank Support W-Engine in Zenless Zone Zero with 625 base ATK and 50% Energy Regen at max level; it is the best-in-slot W-Engine for Nicole Demara.

Rank
A-Rank
Specialty
Support
Base ATK (max)
625
Substat
Energy Regen 50%
Best for
Nicole Demara
Refinements
R1 – R5
2

Passive by Refinement

RankPassive effect
R1Ether DMG via EX/Chain/Ultimate: all squad DMG vs target +15%; equipper Energy Regen +0.5/s for 2s.
R2Ether DMG via EX/Chain/Ultimate: all squad DMG vs target +18.75%; equipper Energy Regen +0.63/s for 2s.
R3Ether DMG via EX/Chain/Ultimate: all squad DMG vs target +22.5%; equipper Energy Regen +0.75/s for 2s.
R4Ether DMG via EX/Chain/Ultimate: all squad DMG vs target +26.25%; equipper Energy Regen +0.88/s for 2s.
R5Ether DMG via EX/Chain/Ultimate: all squad DMG vs target +30%; equipper Energy Regen +1/s for 2s.
3

Stat Progression

StatLv10Lv20Lv30Lv40Lv50Lv60Max
Base ATK42120222329430527625
Energy Regen20%25%30%35%40%45%50%

Max column is Lv60 after the final Modification.

4

Used By

5

The Vault FAQ

What does The Vault do in Zenless Zone Zero?+

The Vault is an A-Rank Support W-Engine. At max level it provides 625 base ATK and 50% Energy Regen. Its passive at R1: Ether DMG via EX/Chain/Ultimate: all squad DMG vs target +15%; equipper Energy Regen +0.5/s for 2s.

Who is the best agent for The Vault?+

The Vault is the best-in-slot W-Engine for Nicole Demara (Ether Support).

Is The Vault worth refining to R5?+

Refinement only upgrades the passive, not the base stat or substat. At R1 the passive reads: Ether DMG via EX/Chain/Ultimate: all squad DMG vs target +15%; equipper Energy Regen +0.5/s for 2s. At R5 it reads: Ether DMG via EX/Chain/Ultimate: all squad DMG vs target +30%; equipper Energy Regen +1/s for 2s. That is 2× the R1 values. A- and B-Rank copies come from the standard banner and shop, so refining is cheap and usually worth it.

What is the max base ATK of The Vault?+

The Vault reaches 625 base ATK at max level (Lv60, Modification 5), starting from 42 at Lv10. Its Energy Regen substat grows from 20% to 50%.

Which agents can equip The Vault?+

Only Support agents can use The Vault's passive — any agent can slot it, but the passive stays inactive on other specialties. Support agents include Astra Yao, Rina, Sunna, Nicole Demara, Soukaku, Lucy, Yuzuha.

Published by

ZZZBuild

Zenless Zone Zero build guides, updated every patch.

Last updated

Stats and passive values checked against in-game data.

Sources

ZZZBuild is a fan-made resource and is not affiliated with or endorsed by HoYoverse. Zenless Zone Zero and all related assets are trademarks of HoYoverse.

Passive active on Support agents: Astra Yao, Rina, Sunna, Nicole Demara, Soukaku, Lucy, Yuzuha.