Magical stuff. Well, that's pretty goddamn vague - and Ginko is running out of patience.

Ginko's lip curls, and she flips one of the needles between her fingers before pointing it at Joker. "You haven't explained crap. I don't have time for this; have you infested this place with monsters, or are you going to help me find whoever did - or at least get out of the way?"