You didn't have the space? Implying there is a limit to the number of Pokémon one can posses?

[Faize's Elgyem looks rather excited by the prospect, bouncing up and down.]

Perhaps we can, it will depend on a few things, I suppose. But I cannot say I would be opposed to the idea. If I remember my map correctly, though, Mount Moon is...quite a ways away from where I am currently.