Astra Yao

Ether

Support

Stars of Lyra

An Ether Support specialist from Stars of Lyra. Astra Yao utilizes the unique Idyllic Cadenza state to provide team-wide buffs, healing, and offensive support through Tremolo attacks and Quick Assist mechanics. She excels at enhancing squad performance while maintaining battlefield control.

#ether-support#team-buff#healing#quick-assist#energy-regen

Recommended Equipment & Build

Best W-Engines

Elegant Vanity

When any squad member enters the field through a Quick Assist, Chain Attack, Defensive Assist or Evasive Assist, the equipper gains 7 Energy.

Full Effect:

Untold Beauty - When any squad member enters the field through a Quick Assist, Chain Attack, Defensive Assist or Evasive Assist, the equipper gains 7 Energy. This effect can trigger once every 5s. When the equipper consumes 25 Energy or more, the damage dealt by all squad members increases by 16%, stacking up to 2 times, and lasting 20s. Repeated triggers refresh the duration. Only one instance of this effect can exist in the same squad.

Bashful Demon

Increases Ice DMG by 22%. When launching an EX Special Attack, all squad members' ATK increases by 2.9% for 12s.

Full Effect:

Visage of Greed - Increases Ice DMG by 22%. When launching an EX Special Attack, all squad members' ATK increases by 2.9% for 12s, stacking up to 4 times. Repeated triggers reset the duration. Passive effects of the same name do not stack.

Kaboom the Cannon

When any friendly unit in the squad attacks and hits an enemy, all friendly units' ATK increases by 3.6% for 8s.

Full Effect:

Stampede Accident - When any friendly unit in the squad attacks and hits an enemy, all friendly units' ATK increases by 3.6% for 8s, stacking up to 4 times. The duration of each stack is calculated separately, and each friendly unit can provide 1 stack of the buff. Passive effects of the same name do not stack.

The Vault

Dealing Ether DMG using an EX Special Attack, Chain Attack, or Ultimate increases all squad members' DMG against the target by 24%.

Full Effect:

Money-Lover - Dealing Ether DMG using an EX Special Attack, Chain Attack, or Ultimate increases all squad members' DMG against the target by 24% and increases the equipper's Energy Regen by 0.8/s for 2s. Passive effects of the same name do not stack.

Best Disk Drives

Build 1

Astral Voice 4pc

Swing Jazz 2pc

Astral Voice

2-Piece:

Increases ATK by 10%.

4-Piece:

Whenever any squad member enters the field using a Quick Assist, all squad members gain 1 stack of Astral, up to a maximum of 3 stacks, and lasting 15s. Repeated triggers reset the duration. Each stack of Astral increases the damage dealt by the character entering the field using a Quick Assist by 8%. Only one of this effect can be active at a time in the same squad.

Swing Jazz

2-Piece:

Energy Regen +20%

Build 2

Astral Voice 4pc

Hormone Punk 2pc

Astral Voice

2-Piece:

Increases ATK by 10%.

4-Piece:

Hormone Punk

2-Piece:

Increases ATK by 10%.

Build Notes

Main Stats: Disk 4 - ATK%, Disk 5 - ATK%, Disk 6 - Energy Regen. Substats: ATK%, Anomaly Proficiency, PEN Ratio. Astra Yao excels as a support character who provides team-wide ATK buffs, healing, and resistance shred through her unique Idyllic Cadenza state and Quick Assist mechanics.

Team Composition

Skills & Abilities

Capriccio

basic

Perform up to three attacks forward, dealing Ether DMG. During the 3rd-hit, hold Basic Attack to charge, drawing enemies in and expanding the attack range for a stronger attack. After using other skills, hold Basic Attack to initiate the 3rd-hit directly.

Interlude

basic

Release Tremolo forward to attack, dealing Ether DMG. A Quick Assist will be triggered when this skill hits an enemy.

Chorus

basic

Launch multiple Tremolo attacks at enemies in front, dealing massive Ether DMG. A Quick Assist will be triggered when this skill hits an enemy. Character is invulnerable while using this skill.

Finale

basic

Release Tremolo forward to attack, dealing Ether DMG and exit the Idyllic Cadenza state. Upon activation, it grants the buff from Core Passive: 'Graceful Andante'. With enough Energy, consumes Energy to follow up with 1 Tremolo and 3 Tone Clusters. This Tremolo attack is considered an EX Special Attack.

Mini Waltz

dodge

A quick dash dodge. Character is invulnerable while using this skill.

Lunar Eclipse Melody

dash-attack

Attack ahead, dealing Ether DMG. When triggered, dragging the stick/joystick allows movement in the corresponding direction.

Umbrella Waltz

dodge-counter

Attack enemies in front, dealing Ether DMG. Character is invulnerable while using this skill.

Windchimes & Oaths

special

Quickly move, then release Tremolo, dealing Ether DMG, and enter the Idyllic Cadenza state. Hold Special Attack to charge during activation, drawing enemies in, and follow up with 1 to 4 Tremolos depending on charge duration. A Quick Assist will be triggered when this skill hits an enemy. Character is invulnerable while using this skill.

Idyllic Cadenza

special

While in this state, Astra Yao cannot move, but pressing Basic Attack activates Interlude, and pressing Dodge activates a dodge. After Perfect Dodge, press Basic Attack to activate Chorus. Anti-Interrupt Level is increased, and DMG taken is reduced by 40%. When switching back to her, automatically follow up with Windchimes & Oaths.

Chord

special

While in Idyllic Cadenza state, when controlled character's attacks hit enemies or other characters switch in through assists, Astra Yao consumes 25 Energy and releases 1 Tremolo attack (considered EX Special Attack). Triggering Quick Assist allows Precise Assist follow-up with 3 Tone Clusters.

Tipsy Concerto

chain

Use song to channel energy into a blast, dealing massive Ether DMG. Character is invulnerable while using this skill. After the skill, Astra Yao enters the Idyllic Cadenza state.

Fantasian Sonata

ultimate

Use song to channel energy into a blast, dealing massive Ether DMG, and restoring some HP to all squad members. Character is invulnerable while using this skill. After the skill, Astra Yao enters the Idyllic Cadenza state and the next two Quick Assists are replaced by Chain Attacks.

One Luminous Sky

quick-assist

Attack enemies in front, dealing Ether DMG. Character is invulnerable while using this skill.

Two Hearts

evasive-assist

Dodges the enemy's attack and activates Vital View. Character is invulnerable while using this skill.

Three Lifetimes of Fate

assist-follow-up

Release an energy beam forward, dealing Ether DMG. Character is invulnerable while using this skill.

Graceful Andante

core

During Idyllic Cadenza state, when other characters switch in through assists or Astra Yao expends Energy for Tremolo attacks, both Astra Yao and incoming character's ATK are increased by 22% of Astra Yao's initial ATK (max 1,200). Effect lasts 20s, extendable to 30s.

Moonlit Frenzy

additional-ability

When Energy is consumed to trigger Precise Assist or Basic Attack: Finale, Astra Yao will additionally follow up with 1 Tremolo and 3 Tone Clusters.

Mindscape Cinema (Talents)

12-Tone Equal Temperament

When Astra Yao's attack hits an enemy, the target's All-Attribute RES is reduced by 6%, stacking up to 3 times and lasting 30s. Repeated triggers refresh the duration. Upon entering the battlefield, Astra Yao immediately gains 1,000 Decibels. When activating her Ultimate, all squad members gain 1 stack of Song of Protection for 60s. When attacked by an enemy, consume Song of Protection, granting Invulnerability for 1s.

Art of Greed

The ATK buff from Core Passive: Graceful Andante is further increased by 19%, with an increased maximum of 400. While in the Idyllic Cadenza state, when other characters switch in through a Quick Assist, Chain Attack, Defensive Assist, or Evasive Assist, Astra Yao will additionally follow up with 1 Tremolo and 3 Tone Clusters to attack. This effect can trigger once every 3s.

Interwoven Staff Notation

Basic Attack, Assist, Dodge, Special Attack, and Chain Attack Lv. +2.

Hair Upon Your Nape

After activating a Chain Attack or Ultimate, within 15s, Astra Yao can trigger a Quick Assist even if she does not have Chords. When the attack hits an enemy, the interval for triggering a Quick Assist is reduced to 1s. While in the Idyllic Cadenza state, when other characters enter the field via a Quick Assist, they will receive different buffs based on their specialty, and this effect can be triggered once every 3s for the entire squad: Attack: The next Quick Assist heavy attack on an enemy will deal extra DMG equal to 300% of Astra Yao's ATK; Anomaly: The next Quick Assist will have 50% increased Anomaly Buildup; Stun: The next Quick Assist will inflict 50% increased Daze.

Proxy and Silk String

Basic Attack, Assist, Dodge, Special Attack, and Chain Attack Lv. +2.

We Are the World

While in the Idyllic Cadenza state, the DMG multiplier for Tremolo and Tone Clusters released or followed up with will increase to 200% of the original, and CRIT Rate is increased by 80%. When triggering a Precise Assist, Astra Yao will automatically follow up with the charged 3rd-hit of Basic Attack: Capriccio, with a 80% increased CRIT Rate. This effect can trigger once every 10s.