"I can't copy Grief Seeds. If I could my life would be a lot easier. I have to carry those the long way -" Her skirt pleats are hiding pockets. She pulls out a spiky little evil-looking thing. "And I can't store other puella magi's soul gems, which is terrible, because if I could I could bring some people looping with me, our magic suffices if charged up enough to build new bodies from scratch but it just doesn't work. Those are the only magical objects I have access to normally, and Bar can't sell magic stuff. Why, want something copied?"