Aria
An opera singer from Prima Donna, where she plays the lead in every performance she's a part of. Her singing consistently garners standing ovations, making her a living legend in the world of opera.
- EN：Michelle Marie
- JP：Yū Kobayashi
- KR：Lee So-eun
- Tetra
- Attacker
- Machine Gun
- SSR
Machine Gun
Ammo：300
Reload：2.33 sec
Burst Gen：0.05 %
Affects target(s). Deals 5.47 % of ATK as damage. Deals 200 % damage when attacking core.
PassiveAllegro
Activates at the beginning of Full Burst. Affects all allies. Critical Damage ▲ 26.99 % for 10 sec.
PassiveLacrimoso
Activates when the last bullet hits the target. Affects all allies. Critical Rate ▲ 7.03 % for 5 sec.
Active40 secDa Capo Aria
Affects all allies. Generates a Shield with 37.86 % of the caster's final Max HP for 10 sec. Affects self. Hit Rate ▲ 30.37 % for 15 sec.
Prima Donna
A hit music squad run by Tetra. Everyone in the squad is a massive superstar in their respective genre. They all exert a significant influence on pop culture, so the Central Government personally oversees them.
| Image | Name | Role | Manufacturer | Element | Weapon | Burst LV | Burst CD |
|---|---|---|---|---|---|---|---|
 | Noise | Supporter | Tetra | Electric | Rocket Launcher | 1 | 40 |
 | Volume | Attacker | Tetra | Wind | Submachine Gun | 1 | 20 |