Xenia needs 60% acc, if you cannot get 60% acc you should go with Hp hp Acc!
Acc is really important because she does strips so in order to land 100% those strips you need accuracy!
The best build for her is hp hp hp and you need to get 60% acc from substats but this is harder to achive!
You can see how did i build her in the video below!
If you have any question don`t hesitate to ask them below!