Yeah, that would certainly work. It would certainly be complicated with the not existing/vaporising thing. We'd have to keep track of it and it would probably just not work.

That could certainly work - so they are not only searching for the parts of the mirror but also this extra thing that they can use. I don't really have much to add to that, my brain's a bit dead at the moment.

We should probably think about the actual worlds - our definition of Fantasy and also the Cyberpunk Sci Fi one. Also naming of the worlds! That will be fun.