Bloodmarrow Coffer Overview
what it doesBloodmarrow Coffer is an A-Rank Armorer W-Engine in Zenless Zone Zero with 357 base DEF and 20% CRIT Rate at max level; it is a recommended budget W-Engine for Claret.
- Rank
- A-Rank
- Specialty
- Armorer
- Base DEF (max)
- 357
- Substat
- CRIT Rate 20%
- Best for
- Claret
- Refinements
- R1 – R5
Passive by Refinement
R1 → R5| Rank | Passive effect |
|---|---|
| R1 | Past 100% CRIT Rate, every additional 1% of CRIT Rate adds 0.48% DMG, capped at 24%. |
| R2 | Past 100% CRIT Rate, every additional 1% of CRIT Rate adds 0.56% DMG, capped at 28%. |
| R3 | Past 100% CRIT Rate, every additional 1% of CRIT Rate adds 0.64% DMG, capped at 32%. |
| R4 | Past 100% CRIT Rate, every additional 1% of CRIT Rate adds 0.72% DMG, capped at 36%. |
| R5 | Past 100% CRIT Rate, every additional 1% of CRIT Rate adds 0.8% DMG, capped at 40%. |
Stat Progression
Lv10 → Lv60| Stat | Lv10 | Lv20 | Lv30 | Lv40 | Lv50 | Lv60 | Max |
|---|---|---|---|---|---|---|---|
| Base DEF | 24 | 68 | 127 | 188 | 246 | 302 | 357 |
| CRIT Rate | 8% | 10% | 12% | 14% | 16% | 18% | 20% |
Max column is Lv60 after the final Modification. Armorer W-Engines carry a base DEF instead of base ATK.
Best Agents
recommended on
Electric · ArmorerPassive active on Armorer agents: Claret.
Bloodmarrow Coffer FAQ
quick answersWhat does Bloodmarrow Coffer do in Zenless Zone Zero?
Bloodmarrow Coffer is an A-Rank Armorer W-Engine. At max level it provides 357 base DEF and 20% CRIT Rate. Its passive at R1: Past 100% CRIT Rate, every additional 1% of CRIT Rate adds 0.48% DMG, capped at 24%.
Is Bloodmarrow Coffer worth refining to R5?
Refinement only upgrades the passive, not the base stat or substat. At R1 the passive reads: Past 100% CRIT Rate, every additional 1% of CRIT Rate adds 0.48% DMG, capped at 24%. At R5 it reads: Past 100% CRIT Rate, every additional 1% of CRIT Rate adds 0.8% DMG, capped at 40%. That is 1.67× 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 DEF of Bloodmarrow Coffer?
Bloodmarrow Coffer reaches 357 base DEF at max level (Lv60, Modification 5), starting from 24 at Lv10. Its CRIT Rate substat grows from 8% to 20%.
Which agents can equip Bloodmarrow Coffer?
Only Armorer agents can use Bloodmarrow Coffer's passive — any agent can slot it, but the passive stays inactive on other specialties. Armorer agents include Claret.