Iuno Build Guide – Wuthering Waves 3.0 / 3.1 – February 2026

Iuno build guide WuWa 3.0 — best weapons, echo sets, team comps & rotation. S-Tier Aero Sub-DPS & healer. Moongazer's Sigil, Augusta team & Wan Light tips.

Iuno
Iuno

🌕 A-TIER SUB-DPS / SUPPORT  •  Aero Element  •  Gauntlet Weapon  •  VERSION 3.0  •  DUAL MOON STANCE SYSTEM  •  HEAVY ATK DMG AMPLIFIER  •  HEALER + DPS HYBRID

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IUNO

Complete Build Guide • Wuthering Waves Version 3.0 / 3.1 • February 2026

A-Tier • Aero • Gauntlet • Sub-DPS / Hybrid Healer • 5★ Limited Banner • Priestess of Septimont

Tier
SS
Element
Aero
Base HP
10,510
Base ATK
470
Weapon
Gauntlet
Version
3.0

Overview

Iuno is a 5-Star Aero Gauntlet Sub-DPS and Hybrid Healer introduced in Wuthering Waves Version 3.0 (Phase 2). Known as the Priestess of Septimont, she wields a transforming chakram-arbalest weapon and switches between two moon stances — Half Moon (Moonring, Aero DPS) and New Moon (Moonbow, Liberation DMG) — to output consistent Aero damage while simultaneously healing the team and buffing Heavy Attack DMG for the next Resonator.

Her Outro Skill grants the incoming Resonator a massive +50% Heavy Attack DMG Amplification for 14 seconds — currently the highest-value buffing Outro in the entire game. Her Full Moon Domain, conjured by consuming full Concerto with a Heavy Attack, provides sustained healing, stamina recovery, and stacks of Blessing of the Wan Light — each stack giving +4% All DMG Amplification (max +40%) to the active Resonator.

Her biggest strength is versatility — she functions as a strong Sub-DPS, top-tier buffer for Heavy Attack carries, and a self-sustaining healer simultaneously. Her critical weakness: the Wan Light +40% All DMG Amplification at S0–S3 is exclusively exploitable by Augusta, as she is the only character who generates 10 shields within a single rotation. Other DPS characters only receive the base Heavy Attack buff from her Outro.

🌕 The Lunar Cycle System — Sentience, Moon States & Wan Light

◆ Sentience (Forte Resource)
  • Max 100 points
  • Intro Skill: +40 | Liberation: +60 | Closing Refrain: +25
  • Moonring hits also restore points passively
  • Spent in New Moon state to amplify DMG multipliers
◆ Half Moon State (Moonring)
  • Default entry state when Lunar Cycle is activated
  • Attacks are Aero DMG — generates Sentience per hit
  • Lower DPS — used to build Sentience for New Moon burst
  • Jump in air → enters New Moon state
◆ New Moon State (Moonbow)
  • Attacks are Resonance Liberation DMG type
  • Sentience spent → +DMG multiplier + Concerto regen + Team heal
  • Primary damage state — stay here as long as possible
  • Enhanced Moonbow attacks scale best with high Sentience entry
◆ Blessing of the Wan Light
  • +4% All DMG Amplification per stack (max 10 stacks = +40%)
  • Triggered when a shield is generated in Full Moon Domain
  • Inherent Skill 2: Intro / Liberation → instant 5 stacks on entry
  • S2 adds +40% more (total +80%) when at 10 stacks — only Augusta reaches 10 stacks

Strengths & Weaknesses

✓ Strengths

  • Best-in-game Outro: +50% Heavy Attack DMG Amplification for 14s on any incoming Resonator
  • Triple-role in one slot — Sub-DPS + Healer + Buffer — huge team slot efficiency
  • Full Moon Domain provides sustained team healing, stamina regen, and self-shields — all in one ability
  • Very short rotation — non-Augusta teams use 6-skill combo, freeing field time for DPS
  • Inherent Skills provide self-shields on almost every action — strong interruption resistance without dedicated shielder
  • At S6 becomes a viable Main DPS — Absolute Fullness +1600% DMG Multiplier & re-enter New Moon with full Sentience

✗ Weaknesses

  • Wan Light full buff (+40% All DMG at S0) is practically Augusta-exclusive — only she can generate 10 shields in one rotation
  • Ascension and Forte materials are found in late-game areas — requires progressing far in Rinascita before maxing her
  • S2 (best upgrade) is only impactful when paired with Augusta — significant value loss if pulled without her
  • Crown of Valor set (BIS) requires reaching Sanguis Plateaus — earlier players must temporarily run Moonlit Clouds

Skill Breakdown

► Normal Attack — Moon Steps

Moonring (Half Moon): 3-hit combo, Aero DMG, restores Sentience per hit. Used to build Sentience before entering New Moon. Moonbow (New Moon): 3-hit combo, Resonance Liberation DMG type, consumes Sentience to amplify multipliers and heal team. Enhanced Moonbow BA1 = 103.6%, BA3 = 134%×2. BA upgrade last — Normal Attack is not a priority.

► Resonance Skill — Foresight Fugue

Pulse of Origins: Dash + Aero DMG — activates Lunar Cycle eligibility. Closing Refrain (enhanced): Replaces skill after BA3, Intro, or Pulse — flurry, activates Lunar Cycle. Arc Beyond the Edge (New Moon): 2-charge dash skill, Resonance Liberation DMG, 160.55%×2 enhanced. Use both charges in New Moon burst window.

► Forte Circuit — Ebb and Flow

Core kit mechanic. Governs everything: Lunar Cycle activation, state transitions via Heavy Attack Flux, Sentience generation and consumption, Full Moon Domain conjuring, and the Blessing of the Wan Light stacking. Upgrade Forte Circuit to Level 10 first — this skill controls her entire combat system.

► Resonance Liberation — Beneath Lunar Tides

550% Aero DMG and activates Lunar Cycle — also restores +60 Sentience instantly, enabling immediate full-power New Moon burst. Best sequencing: Enter Half Moon via Intro/Skill → Jump to New Moon → cast Liberation immediately (max Sentience) → Moonbow BA ×3 → Arc Beyond the Edge ×2. Energy Cost: 125. Cooldown: 25s.

► Heavy Attack — Absolute Fullness

Only available at full Concerto Energy. Ends Lunar Cycle, deals Aero DMG (Liberation type), heals team, and conjures Full Moon Domain for 30 seconds. Inside domain: team recovers HP every 5s and STA. Each shield generated = +1 Wan Light stack. 25s internal cooldown — once per rotation. Cast this right before Outro switching to DPS.

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► Inherent Skills — Waxing Ascent & Derivation

Waxing Ascent: Every skill cast (BA, HA, Dodge, Skill, Lib, Intro) generates a shield equal to 32% ATK for 15s — passive, continuous, makes her self-sustaining. Derivation: Intro Skill or Liberation instantly gives 5 stacks of Wan Light — ensures she starts each rotation with 5× +4% = +20% All DMG Amplification active from frame 1.

► Outro Skill — From Gloom to Gleam

+50% Heavy Attack DMG Amplification for 14 seconds on the incoming Resonator. Highest Outro buff in the entire game. Stacks with Crown of Valor set buffs, echo ATK buffs, and Wan Light. Important: Outro Skill does not interrupt Heavy Attack — Absolute Fullness cast; if Absolute Fullness is active, the buff still applies on switch-in.

► Intro Skill — Illuminated Manifestation

8%×7 + 24% Aero DMG — moderate direct damage, but the real value is in its synergy with Inherent Skills: it restores 40 Sentience, triggers Derivation (5 Wan Light stacks instantly), and can activate Closing Refrain for immediate Lunar Cycle entry. Always enter combat via Intro when possible. Upgrade last — low multiplier scaling improvement.

Skill Leveling Priority

Priority Skill Reason
★★★★★ 1st Forte Circuit — Lv.10 Controls the entire Lunar Cycle system, all state transitions, Sentience, Full Moon Domain, and Wan Light stacking. Every single part of Iuno’s combat kit flows through Forte Circuit
★★★★ 2nd Resonance Skill — Lv.10 Arc Beyond the Edge (New Moon) is Liberation DMG type with 160.55%×2 enhanced multiplier — core New Moon damage source used twice per rotation
★★★★ 3rd Resonance Liberation — Lv.8 550% Aero DMG hit + critical Sentience restore. Also triggers Derivation for instant 5 Wan Light stacks. Decent scaling per level
★★ 4th Intro Skill — Lv.6 Value comes from Inherent Skills (5 Wan Light stacks + 40 Sentience) which are passive — direct multiplier scaling gain per level is low
★ Last Normal Attack — Lv.6 Used primarily for Sentience building (Half Moon) and filler hits; low priority scaling upgrade

Best Weapons

1
Moongazer’s Sigil
5★ Signature
100% — Best in Slot
2
Verity’s Handle
5★ Xiangli Yao Sig
94% — Best Alt
3
Blazing Justice
5★
80% — Good Alt
4
Aether Strike
4★ F2P
Best 4★
Weapon Rarity Substat DPS Key Passive
Moongazer’s Sigil 5★ Sig Crit Rate 36% 100% +12% ATK. Intro/Liberation → +20% Liberation DMG for 15s. Shield gained → ignore 7.2% DEF (stacks ×5 via shields; capped at 36% DEF ignore). Intro triggers max 5 stacks immediately. Perfectly aligned with Iuno’s constant shield generation
Verity’s Handle 5★ Attr. DMG Bonus 12% 94% +12% Attr. DMG. Liberation → +48% Liberation DMG for 8s, extended by Resonance Skill cast ×3 (up to +24s). Almost matches signature — strongly recommended if you have it from Xiangli Yao banner
Blazing Justice 5★ Crit DMG 48.6% 80% +12% ATK. BA cast → ignores 8% DEF & +50% Spectro Frazzle DMG. DEF ignore part is generically useful — Spectro part is wasted. Stat stick fallback
Aether Strike 4★ F2P ER Best 4★ Liberation → +7.2% ATK & +10.8% Liberation DMG for 15s. Both effects active during Iuno’s burst window. Obtainable early and viable throughout progression
Stonard / Hollow Mirage 4★ F2P Various Backup Both provide Liberation DMG Bonus via Resonance Skill (Stonard: +18%) or ATK/DEF stacks (Hollow Mirage). Use when other options unavailable

Best Echo Sets

★ Best in Slot (Sub-DPS)

Crown of Valor (3) + Sierra Gale (2)

3-PC Crown of Valor: Shield generation triggers ATK and Crit DMG stacking — Iuno generates shields constantly via Waxing Ascent, making this set essentially permanent for her

2-PC Sierra Gale: +10% Aero DMG Bonus. Can be replaced with Gusts of Welkin or Windward Pilgrimage — all provide identical Aero DMG bonus

⚠ Note: Crown of Valor requires reaching Sanguis Plateaus (late-game area). Farm Moonlit Clouds first if you’re not there yet.

2nd Best / Support Build

Moonlit Clouds (5-PC)

5-PC: Buffs incoming Resonator’s ATK after Iuno’s Outro — redirects power from personal DPS to team buffing

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Excellent early and mid-game option before accessing Sanguis Plateaus. Also optimal for pure support builds where personal DPS isn’t the priority

Main echo for this set: Impermanence Heron

Best Main Echo — Lady of the Sea (3-Cost)

Lady of the Sea is Iuno’s mandatory main echo for Sub-DPS build. She provides +12% Aero DMG Bonus and +12% Resonance Liberation DMG Bonus — both matching Iuno’s primary attack types (all New Moon attacks are Liberation DMG). Crucially, Lady of the Sea is an off-field echo (summon-type, not transform), so it activates without interrupting Iuno’s rotation. She also belongs to the Crown of Valor set. For Moonlit Clouds builds, use Impermanence Heron as the main echo instead.

Echo Main Stats — 43311 Layout

Echo Slot (Cost) Main Stat Notes
4-Cost Echo Crit DMG or Crit Rate Iuno has Crit Rate bonus from attribute nodes. Use Crit DMG on 4-Cost if signature (36% Crit Rate substat) is equipped; use Crit Rate if running Blazing Justice or no-sig
3-Cost Echo ×2 Aero DMG Bonus Double Aero DMG Bonus. One of the 3-Cost slots can be ATK% but that performs slightly worse. Prioritize Aero DMG on both
1-Cost Echo ×2 ATK% ATK% on both 1-Cost slots. Iuno scales from ATK for both damage and healing — double ATK% is always correct here

Echo Sub-Stats Priority

Sub-Stat Priority Notes
Crit Rate ★★★★★ Top Target 70–80%. Iuno has Crit Rate nodes in attributes — supplement heavily from sub-stats
Crit DMG ★★★★★ Top Target 250%+. Crown of Valor set stacks Crit DMG via shield generation — Iuno reaches this easily with good echoes
Resonance Liberation DMG ★★★ Mid All New Moon attacks (Moonbow BA, Arc Beyond the Edge, Liberation) deal Liberation DMG — this sub-stat amplifies her entire burst directly
ATK% ★★ Good Scales both her DMG and healing. Solid all-rounder filler stat after Crits
Energy Regen ★★ Comfort Target 120–125%. Her Liberation (125 cost) is core to her burst rotation — comfortable ER ensures it’s ready each cycle

🎯 Target Endgame Stats

Crit Rate: 70–80%
Crit DMG: 250–275%
ATK: 1,900–2,000+
Energy Regen: 120–125%

Optimal Rotation

Full Combo (with Augusta / Full Moon Domain Rotation)

▶ Intro Skill

Echo Skill

Resonance Skill (Closing Refrain)

Jump (enter New Moon)

🌕 Liberation (max Sentience)

Moonbow BA ×3

Arc Beyond the Edge ×2

Heavy Attack (Full Moon Domain)

🔄 Outro Skill

Short Combo (Non-Augusta Teams — Jiyan, Galbrena etc.)

▶ Intro Skill

🌕 Liberation

Jump (New Moon)

Moonbow BA ×3

Arc Beyond the Edge ×2

🔄 Outro Skill

When to use Short Combo: Skip Skill 2 (Closing Refrain) and Heavy Attack (Full Moon Domain) when your DPS doesn’t use Heavy Attacks extensively, as they won’t benefit from the Wan Light stacking mechanic. The full combo is still better DPS regardless — but if field time is tight, this short rotation is excellent.

Best Team Compositions

★ Premium BIS — Sun-Moon Team

Iuno
Sub-DPS / Buffer • +50% Heavy ATK Outro • Full Moon Domain • 5★
Augusta
Main DPS • Only character that maxes Wan Light at S0 • 5★
Shorekeeper
Healer • Crit Rate/DMG buff • 15% All DMG • 5★

Best team for Iuno’s S0. Augusta generates 10 shields in one rotation, maxing Wan Light (+40% All DMG Amp). With S2, this becomes +80% All DMG Amplification — one of the highest team-wide buffs in the game.

🌕 Main DPS — Tune Break Team

Iuno
Main DPS • Aero • 5★
Lynae
Sub-DPS • All DMG + Liberation DMG Buff • Tune Break enhancer • 5★
Mornye
Healer • Off-Tune Rate Up • All DMG Amp • 5★

Strongest team for Iuno as Main DPS in Version 3.0. Lynae buffs All DMG and Liberation DMG (synergises perfectly with Iuno’s New Moon attacks). Mornye accelerates Tune Break frequency and buffs Tune Strain stacking for massive DMG taken amplification on enemies.

💨 Aero Synergy — Ciaccona + Aero Rover

Iuno
Main DPS • 5★
Ciaccona
Sub-DPS • Aero RES shred • Erosion stacks • 5★
Aero Rover
Support • Aero DMG Buff • Free 5★

Pure Aero synergy team. Ciaccona applies Aero RES shred and Erosion stacks off-field. Aero Rover is free from the story and provides Aero DMG buff support. Iuno’s own healing makes a dedicated healer unnecessary here.

✅ F2P Budget — Mortefi + Verina

Iuno
Sub-DPS / Main DPS • 5★
Mortefi
Sub-DPS • Heavy ATK DMG Amp + Off-field coordinated attacks • Free 4★
Verina
Healer • ATK + DMG Buff • 5★

F2P-friendly and resource-efficient. Mortefi is free and provides Heavy ATK DMG Amplification that stacks with Iuno’s Outro. Verina provides ATK + damage buffs. Not as strong as premium teams but highly accessible.

Resonance Chain (Sequence Nodes)

Node Name Effect & Impact Rating
S1 Wax or Wane, All Gild the Bough In Lunar Cycle: ATK +40% and +1 Resonance Energy/s. Arc Beyond the Edge and Absolute Fullness gain interruption immunity. Solid personal DPS boost, energy comfort, and safety for burst window ★★★ Good
S2 Day or Night, Let This Be Eternal Resonators with 10 Wan Light stacks gain additional +40% All DMG Amplification. With 10 stacks from domain, total becomes +80% All DMG Amplification. Only Augusta can realistically trigger this at S0 Iuno. ~+25–30% DPS for Augusta ★★★★★ Amazing*
S3 I Drink Deep of Their Forgetting New Moon attacks Amplified by +65%. Arc Beyond the Edge can be cast without resetting Moonbow BA chain. Huge personal DPS boost for Main DPS builds. Good stopping point for Iuno main DPS investment ★★★★ Great
S4 Rainy Season Dwell in My Eyes Absolute Fullness → Shield equal to 160% ATK on ALL team members for 30s. Note: only grants 1 Wan Light stack per shield (not 10 stacks). Adds team survival, enables double-DPS compositions ★★★ Good
S5 A Thousand Futile Glimpses +20% Resonance Liberation DMG Bonus. Moderate personal upgrade. Skip this node in spending priority — go to S6 ★★ Okay
S6 I Am the Constant in the Chaos Absolute Fullness DMG Multiplier +1600%. On cast: re-enter New Moon, gain 100 Sentience, all Arc Beyond the Edge cooldowns reset. Effectively doubles her on-field burst window. Transforms Iuno into a viable Main DPS ★★★★★ Amazing

*S2 warning: Pull S2 only if you have Augusta. Without her, the +40% All DMG Amplification at max Wan Light stacks has no practical value since no other character generates 10 shields in a rotation at S0. Recommended pull stops: S0R1 (sub-DPS) > S2R1 (with Augusta) > S3R1 (Main DPS) > S6R1 (full Main DPS transformation).

Should You Pull Iuno?

🌕 Pull If…

  • You have or plan to pull Augusta — they form the strongest synergy in the current meta
  • You run Heavy Attack carry teams (Jiyan, Galbrena) who need the +50% Outro buff
  • You want a self-sustaining triple-role character that brings DPS + healing + buffing in one slot
  • You enjoy the Tune Break mechanic — she excels in Tune Break-centric teams with Lynae + Mornye

◯ Skip / Wait If…

  • You don’t have Augusta and don’t plan to — her Wan Light buff is significantly diluted without her
  • You are saving for Aemeath (3.1 SS-Tier DPS) — prioritise that banner if Iuno’s teams don’t suit you
  • You already have Shorekeeper or Verina as dedicated healers and don’t run Heavy Attack DPS — Iuno’s healing utility overlaps

The Verdict

🌕 The Priestess of Septimont

Iuno is an A-Tier triple-role Sub-DPS and Hybrid Healer with the highest Heavy Attack DMG Amplification Outro in Wuthering Waves. Her Lunar Cycle dual-stance system provides consistent Aero damage while simultaneously healing the team, generating shields, and stacking the powerful Wan Light buff.

What makes her worth pulling: The +50% Heavy Attack Outro benefits any Heavy Attack DPS (Jiyan, Galbrena, Augusta). Her triple-role efficiency means she replaces a healer slot while contributing significant DPS. Short rotation gives the DPS maximum field time.

Final Recommendation: Pull with Moongazer’s Sigil (or Verity’s Handle), use Crown of Valor (3) + Sierra Gale (2) with Lady of the Sea main echo, and pair with Augusta + Shorekeeper for peak performance. For a Main DPS build, run Lynae + Mornye and invest to S3 minimum.

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