Not really. If Green Hill is restored it could be the end of anyone originally from the Shatterverse. But the two portals the Council left open are destabilizing everything. So it's a bit like a ship that's been shot down with no good exits.

[Nine expression hardens a bit. Sonic's thoughtlessness is definitely his least favorite thing about Sonic.]

I've doing what I can to protect my new home. I can't speak for the other Shatterspaces though. And I'm done helping Sonic.