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Ardelia

Ardelia

S

endgame support

supporthealerdebuffer
Ardelia sits in the top overall tier because she compresses two jobs into one slot: a Nature-attribute debuffer who shreds enemy defenses and a healer who keeps the whole squad topped up through her Talent. Her Corrosion into Susceptibility rotation directly raises the team's damage ceiling, and the same kit spreads healing without spending extra actions, so she fits almost any composition.
This endgame support build leans into the fact that Ardelia is a force multiplier before she is a healer. Dreams of the Starry Beach amplifies Arts damage taken by the target and simultaneously boosts her healing, so every Corrosion consumed by Dolly Rush pays off twice. Eternal Xiranite supplies HP for durability along with Intellect and Will, and its rider converts any Amp, Protected, Susceptibility, or Weakened application into a flat damage increase for the rest of the team, which is exactly the debuff she applies constantly. Redeemer Armor is deliberately worn as an off-piece to trade a small amount of set value for Ultimate Gain Efficiency, because more Ultimates means more Shadows of Mr. Dolly from her Talent. The net result is a support who raises the party's damage floor while quietly keeping everyone alive.

Insights

Core Mechanics

  • Eruption Column (Combo Skill) only fires when the controlled operator lands a Final Strike on an enemy carrying no Vulnerability or Arts Infliction, then forces temporary Corrosion onto nearby foes.
  • Dolly Rush (Battle Skill) eats that Corrosion to stamp Physical and Arts Susceptibility on the target, which is what actually opens up the team's damage window.
  • Talent Mountainpeak Surfer recasts Dolly Rush once per activation at no cost whenever a Corroded enemy is within range.
  • Talent Friendly Presence drops Shadows of Mr. Dolly from Dolly Rush and, at a low chance, from Ultimate copies; touching one heals the controlled operator or the lowest-HP ally if they are already full.
  • Wooly Party (Ultimate) is a mobile channeling state that scatters damage-dealing Mr. Dolly copies in random directions.

Scaling

  • Her healing output is driven by Will, so anything that raises Will or Treatment Efficiency directly increases how much she restores per Shadow pickup.
  • Susceptibility strength climbs with Battle Skill investment, making that skill the one to upgrade first if you want the team's damage to grow.
  • She performs fine on a budget because the core loop is refundable through Mountainpeak Surfer, but she really takes off once her Talent levels and endgame gear are online.

Team Role

Ardelia is a Nature-attribute Supporter who plays as a hybrid debuffer and sustain unit rather than a pure damage dealer. Her offensive contribution comes from the Corrosion-to-Susceptibility chain: a teammate's Final Strike lets Eruption Column land Corrosion, then Dolly Rush converts it into Physical and Arts Susceptibility, amplifying everything her allies do afterwards. With Eternal Xiranite equipped she converts that same debuff into a party-wide damage aura, so she scales best next to a main damage dealer who can reliably finish enemies and eat the enlarged damage window. Defensively she blankets the field with healing via Shadows of Mr. Dolly, and picking those up with the controlled operator is the primary way the team stays alive. That makes her positioning flexible: she wants to be near the action so the Shadows spawn close to whoever needs them, but she never has to be the one carrying the damage. Because her trigger depends on the controlled operator landing a Final Strike, she works in almost any composition that has a competent on-field attacker, and the Awakening Sign-In handout means many players already own her.

Weapon

Weapon Stat Priority

inflictiontreatment_efficiency_boostintellect_boost

Gear

team_buff

Pieces

armor

redeemer armor

gloves

core 1

core 2

Explanation

Dreams of the Starry Beach is the headline pick because it deepens the Arts damage enemies take on top of her Susceptibility, and it also lifts her own healing and Will.
Eternal Xiranite is chosen over a pure healing set because the HP on the set raises her survivability while the four-piece rider hands the rest of the team a damage buff whenever she applies her debuff.
Redeemer Armor replaces one set slot because its Ultimate Gain Efficiency matters more than the marginal set-bonus loss, since her Talent's healing is tied to Ultimate access.
Swap in Stanza of Memorials if the group wants a team ATK boost, Monaihe if Ultimate uptime is the bottleneck, or Fluorescent Roc as a cheaper Will-focused stand-in.

Notes

  • Eternal Xiranite turns Ardelia's Physical and Arts Susceptibility into a squad-wide damage amp for a short window after she applies it.
  • Redeemer Armor is worn as the off-slot for its Ultimate Gain Efficiency, feeding extra Ultimate casts into her heal-over-time Talent.
  • The paired Auxiliary Arms push Ultimate Gain further, so the whole set keeps her cycling debuffs and healing faster.