Fusion Rectifier Sub-DPS S Tier

Denia

"A dual-mode Fusion support who enables both Fusion Burst and Tune Strain teams."

Element Fusion
Weapon Rectifier
Role Sub-DPS
Scaling ATK
Tier S
Denia character artwork

Character Overview

Complete Build
Detailed weapons, echoes, materials & team comps
View Build Guide

Denia is a 5-star Fusion Rectifier Sub-DPS who can switch between Fusion Burst and Tune Strain modes. She provides massive team buffs and off-field damage through her Erosion Field.

Why Build Denia?

Role in Team: Off-field Sub-DPS and support. Denia applies buffs and debuffs, then swaps out while her Erosion Field ticks damage.

Skill Priority

Skill Priority Reason
Basic Attack 3/5 Core damage source. Prioritize for maximum output.
Resonance Skill 4/5 Core damage source. Prioritize for maximum output.
Resonance Liberation 5/5 Core damage source. Prioritize for maximum output.
Forte Circuit 5/5 Core damage source. Prioritize for maximum output.
Intro Skill 2/5 Entry damage and buff application.

Skills & Abilities

Skills & Abilities

Basic Attack: Lumingloss

Perform up to 4 consecutive slashes dealing Fusion DMG. The fourth hit deals increased damage and generates 1 Incandescence stack.

StageDamage (Lv.90)
Stage 162.5% ATK
Stage 268.3% ATK
Stage 345.2% x 2 ATK
Stage 4125.8% ATK + 1 Incandescence
Heavy Attack98.4% ATK
Dodge Counter85.6% ATK x 2

Resonance Skill: Ominous Light

Dash forward and unleash a Fusion slash, dealing Fusion DMG and applying 2 stacks of Fusion Frazzle. Generates 2 Incandescence stacks on hit. Can be cast mid-air.

DetailValue
Skill DMG156.8% + 178.2% ATK
Fusion Frazzle2 stacks applied
Incandescence+2 stacks
Concerto Regen12
Cooldown12s

Resonance Liberation: Illuminous Epiphany

Consume all Incandescence stacks to unleash a massive Fusion explosion. Each stack consumed increases the damage multiplier. At 10 stacks, triggers Max Incandescence for bonus damage and extended Fusion Frazzle duration.

DetailValue
Base DMG385.6% ATK
Per Stack Bonus+42.5% ATK
Max Stack DMG (10)810.6% ATK
Max Incandescence Bonus+25% Total DMG
Energy Cost125
Cooldown20s

Forte Circuit: Incandescence

Denia's core mechanic. Accumulates Incandescence stacks (max 10) through Normal Attacks and Resonance Skill. Stacks are consumed by Resonance Liberation for increased damage. When reaching max stacks, Denia enters Illuminated State, gaining +15% Fusion DMG Bonus.

MechanicEffect
Stack GenerationNA4: +1 | Skill: +2 | Dodge Counter: +1
Max Stacks10
Illuminated State+15% Fusion DMG (at 10 stacks)
Stack Duration25s (refreshes on new gain)

Inherent Skills

SkillEffect
Radiant Decree+20% Fusion DMG Bonus for 15s after casting Liberation.
Magistrate's Authority+10% ATK for each Fusion Frazzle stack on enemies (max +60%).
Team Buff+15% Fusion DMG for the team when Denia is active.
Frazzle Mastery+25% Fusion Frazzle damage when enemies are afflicted.

Best Weapons

1

Forged Dwarf Star (Signature)

Effect - Star Forge:

ATK increased by 12%. When dealing Fusion DMG, gain 1 stack of Starlight (0.5s cooldown), each stack provides 4% Fusion DMG Bonus (max 14 stacks, lasts 12s at max). When Concerto Energy is consumed, gain +30% ATK for 15s.

Why Best: Perfect synergy with Denia's Fusion-focused kit. Provides massive Fusion DMG stacking and ATK boost on swap, matching her rotation perfectly.

2

Stringmaster

Effect - Master Strings:

ATK increased by 12%. When dealing Basic Attack DMG, gain 10% Basic Attack DMG Bonus for 14s (stacks up to 3). When Concerto Energy is consumed, gain 40% Basic Attack DMG Bonus for 10s.

Alternative: Strong 5-star option focusing on Basic Attack DMG, good for sustained damage builds.

3

Lethean Elegy

Effect - Elegy of Lethe:

ATK increased by 12%. Gains 1 stack of Lethe Mark on dealing damage (0.5s cooldown), +5 stacks on Resonance Skill cast. Each stack gives 4% Resonance Skill DMG Bonus (max 14 stacks, removed after 12s at max).

Alternative: Good for Skill-focused builds, works well if you use Skill frequently in rotation.

F2P

Augment (F2p)

Effect - Augmented Will:

Increase ATK by 8%. When HP is above 80%, gain 15% Fusion DMG Bonus.

F2P Choice: Best free-to-play option. Easy to refine to R5, provides consistent Fusion DMG bonus with good uptime.

Best Echo Build

Sonata Effect: Chromatic Foam

4-cost 3-cost 3-cost 1-cost 1-cost

2-piece: Fusion DMG +10%

5-piece: When hitting a target with Fusion DMG, increase Crit Rate by 10% and grant 30% Fusion DMG Bonus, lasting for 10s.

Main Echo: Lioness of Glory (or Molten Rift)

Lioness of Glory is the best main echo for Denia, providing Fusion DMG Bonus and ATK% buffs that synergize with her kit. Molten Rift is a good alternative for additional Concerto Energy generation.

Echo Stats Priority

CostMain Stat Priority
4-COSTCrit Rate & Crit DMG
3-COSTFusion DMG Bonus
1-COSTATK%

Substats Priority

PriorityStatImportance
1CRIT RateEssential
2CRIT DMGEssential
3ATK%High
4Resonance Skill DMG BonusMedium
5Energy RegenLow-Medium
ATK 2,000 - 2,300+
Crit Rate 60% - 70%
Crit DMG 250% - 280%
Energy Regen 110% - 120%
Fusion DMG Bonus 40% - 60%

Best Team Compositions

Fusion Burst Team

Sub-DPS Denia
Main DPS Aemeath
Support Mornye

Strategy: Mornye provides healing, buffs, and Fusion resonance. Aemeath applies Main DPS damage. Denia enables Fusion Burst mode with massive team buffs.

Tune Strain Team

Sub-DPS Denia
Main DPS Luuk Herssen
Sub-DPS Lynae

Strategy: Luuk Herssen provides Tune Strain synergy. Lynae applies buffs and off-field damage. Denia switches to Tune Strain mode for this composition.

F2P Alternative

Sub-DPS Denia
Main DPS Chixia
Healer Baizhi

Strategy: Chixia provides Fusion resonance and Main DPS. Baizhi is the free healer with decent buffs. This team is fully obtainable without gacha (except Denia herself).

Rotation Guide (Fusion Burst Team)

  1. Start with Mornye: Cast Resonance Skill to apply buffs, build Concerto Energy.
  2. Swap to Aemeath: Apply sub-DPS damage, cast Skill and Liberation to generate Concerto.
  3. Swap to Denia (Intro): Applies Fusion DMG and gains initial stacks.
  4. Build stacks: Normal Attack combo + Resonance Skill.
  5. Cast Liberation at max stacks: Max damage output with enhanced state bonus.
  6. Swap out: Trigger Outro skill, switch to support to restart cycle.

Tip: Always aim to cast Liberation at exactly max stacks for the bonus. Do not waste stacks by over-capping.

Pros & Cons

Pros

  • Dual-mode flexibility
  • Massive team buffs (40% Fusion Burst amp)
  • Off-field damage via Erosion Field
  • Enables two different team archetypes
  • Flexible team building options

Cons

  • Requires mode switching for optimal buffs
  • Energy-hungry for frequent Liberation usage
  • Rotation can be complex for beginners
  • Signature weapon significantly improves performance
  • Limited without proper Fusion support

Resonance Chain (Constellations)

SequenceNameEffect
S1 First Flame Resonance Liberation DMG increased by 40%. Max Erosion bonus increased to +35%.
S2 Burning Authority +1 max Erosion stack (11 total). Enhanced State grants additional +10% ATK Speed.
S3 Flame's Judgment Resonance Skill cooldown reduced by 2s. Skill now generates +1 Erosion stack.
S4 Fire Mandate When consuming Erosion, 50% chance to not consume stacks (max 5 stacks preserved per Liberation).
S5 Crown of Flames Resonance Liberation level +3. Fusion Mark duration extended by 5s.
S6 Eternal Flame After casting Liberation, enter Transcendent State for 8s: +50% Fusion DMG, attacks generate double Erosion.

Value Assessment: S1 and S2 provide the biggest damage spikes. S6 is powerful but luxury. S0 Denia is already S tier.

Character Comparison

AspectDeniaChangliLupa
ElementFusionFusionFusion
WeaponRectifierSwordBroadblade
Burst TypeStack-based LiberationQuick-swapSustained
ComplexityMediumMediumLow
S0 PowerSSA
Team FlexibilityHighHighHigh

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