I wonder if it's simply a thing that the playwrights of this place decide will appear... like a bunch of clowns suddenly appearing after a dramatic scene to lighten the mood.

[She really doesn't understand how all this computerized simulated environment works, honestly, it's a bit father beyond her than germ theory and cilia. The best she's been able to conceptualize it so far is as an astonishingly elaborate theatre setting, where the director and propmasters can change things with a thought rather than physical labor.]

They rally don't seem to have any natural purpose, otherwise--I can't imagine this is how they would go about catching prey if they were wild creatures.