She hadn't thought about it before, probably because she didn't normally need a blast range. But it was a good idea.

"Building something like that would give people something else to do. And Kitty probably has some idea of what would be needed for containment." Both for the people already stuck here, and for a variety of mutants and other powered people who might show up in the future.

"Hopefully by the time something like that could be finished, I won't need it any more."