>>532741037
Ignoring weakness does not equal to "has 20% RES Pen"
The boss doesn't have wind weakness until the second phase, it's just a really weird boss honestly.
Feixiao shill boss looks more like Hoolay and even then her shilling isn't as absurd as Lygus is to Phainon or Pollux to Castorice (or Choir to Firefly).