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Zenless Zone Zero Sumoboo is an A-Rank Combat Bangboo, introduced in Version 1.0. Designed like a sumo wrestler, it specializes in Physical damage and crowd control. Its Active Skill, “Finishing Move – Rock Crusher,” slams down to deal AoE damage and interrupt enemies. The passive ability “Overpower All Odds” boosts Daze when certain conditions are met, making it a strong support option for stun-focused teams. Sumoboo is obtainable from the Bangboo Channel.
| Sumoboo Details | |
|---|---|
 |
 |
HP 3828 
ATK 5826 
DEF 781 
Impact 112 
Mastery 88 Crit Rate 50% Crit DMG 100% |
|
Zenless Zone Zero Sumoboo Guide: Skills
Finishing Move – Rock Crusher
Skill A
Active Skill
Jumps towards the target and executes a downward strike, dealing Physical DMG in an area. This skill is good at interrupting.
Overpower All Odds
Skill B
Additional Ability
When there is at least 1 Stun character in your squad: Active Skill inflicts 120% more Daze to enemies whose Daze is above 50%.
Skill C
Bangboo Chain Attack
No Skill C for this Bangboo
Zenless Zone Zero Sumoboo Guide: Stats & Promotions
| Optimization | Level Range | HP | ATK | DEF | Crit Rate | Crit DMG | Cost & Materials |
|---|---|---|---|---|---|---|---|
| 0 | 1/10 | 360 | 47 | 32 | 5.0% | 50.0% |  x15,000 x4 |
| 10/10 | 745 | 260 | 115 | 5.0% | 50.0% | ||
| 1 | 10/20 | 933 | 304 | 156 | 9.5% | 50.0% | x35,000 x12 |
| 20/20 | 1,361 | 541 | 248 | 9.5% | 50.0% | ||
| 2 | 20/30 | 1,549 | 716 | 288 | 27.5% | 50.0% | x75,000x20 |
| 30/30 | 1,978 | 953 | 381 | 27.5% | 50.0% | ||
| 3 | 30/40 | 2,166 | 1,391 | 422 | 27.5% | 75.0% | x125,000 x10 |
| 40/40 | 2,594 | 1,627 | 515 | 27.5% | 75.0% | ||
| 4 | 40/50 | 2,782 | 2,723 | 556 | 50.0% | 75.0% | x250,000x20 |
| 50/50 | 3,211 | 2,960 | 648 | 50.0% | 75.0% | ||
| 5 | 50/60 | 3,399 | 5,588 | 688 | 50.0% | 100.0% | — |
| 60/60 | 3,827 | 5,825 | 781 | 50.0% | 100.0% |
| | | |
| 500,000 | 4 | 32 | 30 |
Zenless Zone Zero Sumoboo Guide: Skill Enhancement
| System Optimization (Promotion) | Requirements | Cost | Result |
| 10/20 | x4x15,000 | Active Skill Level +1 Bangboo Chain Attack Level +1 | |
| 20/30 | Inter-Knot Reputation: Certified Proxy | x12x35,000 | Active Skill Level +1 Bangboo Chain Attack Level +1 |
| 30/40 | Inter-Knot Reputation: Senior Proxy | x20x75,000 | Active Skill Level +1 Bangboo Chain Attack Level +1 |
| 40/50 | Inter-Knot Reputation: Elite Proxy | x10x125,000 | Active Skill Level +1 Bangboo Chain Attack Level +1 |
| 50/60 | Inter-Knot Reputation: Legendary Proxy | x20x250,000 | Active Skill Level +1 Bangboo Chain Attack Level +1 |
| Core Upgrade | Cost | Result |
| 1 → 2 |  x1 | Active Skill Level +1 Additional Ability Level +1 Bangboo Chain Attack Level +1 |
| 2 → 3 | x1 | Active Skill Level +1 Additional Ability Level +1 Bangboo Chain Attack Level +1 |
| 3 → 4 | x1 | Active Skill Level +1 Additional Ability Level +1 Bangboo Chain Attack Level +1 |
| 4 → 5 | x1 | Active Skill Level +1 Additional Ability Level +1 Bangboo Chain Attack Level +1 |
| | | | |
| 500,000 | 4 | 32 | 30 | 4 |
Zenless Zone Zero Sumoboo Guide: Best Team Comp
Zenless Zone Zero Sumoboo Guide: Conclusion
Zenless Zone Zero Sumoboo offers a unique blend of style and utility, bringing both charm and combat value to stun-heavy teams. While lacking a Chain Attack, its strong interrupt and Daze-boosting mechanics make it a solid choice for players seeking effective crowd control. Easy to obtain through the Bangboo Channel, Sumoboo is a reliable pick for Physical-based or control-oriented squads. It’s a fun and functional addition to any roster.
Frequently Asked Questions (F.A.Qs)
❓How can I get Sumoboo?
Sumoboo is obtainable through the Bangboo Channel (Signal Search). It is not part of any rate-up or limited-time banners and remains in the standard Bangboo gacha pool for all players.
❓Is Sumoboo considered top-tier?
Sumoboo is often rated A-tier in community tier lists. It’s not top-tier for raw damage, but it shines in teams that rely on Daze or stun mechanics to control enemies efficiently.
❓Does Sumoboo enhance damage or daze more?
Sumoboo is entirely focused on enhancing Daze, not damage. Its kit supports stunlock strategies rather than burst DPS, making it ideal for sustained control rather than high damage.
❓Does Sumoboo have a Chain Attack (C‑Skill)?
No, Sumoboo does not have a Chain Attack (C-Skill). It relies entirely on its Active Skill and Additional Ability to impact combat, with no combo follow-ups or Chain-based effects.
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