Welcome to Marvel Answers. What would you like to know?

As of The Children's Crusade #6 we know that she has the power to restore the power of an individual mutant when she did so to Rictor but she hasn't yet demonstrated the ability to do it on a mass scale like you're asking.

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.