| Achievement Category | Withered Domain |
| Description | Clear Withered Domain while having 3 Agents of the same attribute in the squad. |
Fundamentals of Elements
| Achievement Category | Withered Domain |
| Description | Clear Withered Domain while having 3 Agents of the same attribute in the squad. |
idk about Promeia synergy, but i plan to use her with Nangong Yu (or Vivian sometimes) and Yuzuha.