[quote=Green] Anyone got any other ideas as to what the multiverse as a whole can occupy itself with while Skallagrim is away?
[/quote]

I could maybe adapt S'kara and make him more of a doomsayer trying to warn other universes of the impending bad that awaits them all. But given that's all so horribly far in each universe's future, I don't see how that would change much unless someone was REALLY paranoid.