Board Thread:Off Topic/@comment-25396609-20190908002326/@comment-25396609-20191003022608

Pretty sure her Semblance doesn't work like that. So far we've only seen solid objects and people pass through.

We also don't know how aura-intensive keeping them open is, and we DO know that she's an emotionally guarded crazy person with limited resources. Also not smart enough to figure it out even if it would work; which it most likely would not.