| Achievement Category | Lost Void |
| Description | Reach Level 4 of any General Gear when clearing “Battlefront Purge: Difficulty V.” |
Master Craftsman
| Achievement Category | Lost Void |
| Description | Reach Level 4 of any General Gear when clearing “Battlefront Purge: Difficulty V.” |
idk about Promeia synergy, but i plan to use her with Nangong Yu (or Vivian sometimes) and Yuzuha.