^^Yeah I never bother, I just find the ones that are already filled and discard the empties. I think you need to have certain enchagted weapons already and if you kill an enemy within a short amount of time while using them, then it fills crystals. But that's just one way I'm sure there are plenty others.
^^Yeah I never bother, I just find the ones that are already filled and discard the empties. I think you need to have certain enchagted weapons already and if you kill an enemy within a short amount of time while using them, then it fills crystals. But that's just one way I'm sure there are plenty others.