[quote=@Tank O The Lake]
Um, yes.
[/quote]

Anything on motivation now that they've realized that they're part of a much, [i]much[/i] bigger world than they thought? Or have they realized this yet?

Even universes with a "multiverse" are parts of isolated "clusters" in MR, and someone isn't truly considered interdimensional/Tier Four until they can go between any universe and any cluster.