Reservations? Why? ...Beyond the alarming stillness, that is.

[Or maybe the alarming stillness was it?]

Yes, they can do a lot more than people imagine. I managed to beat Morty with only a single team member that wasn't one thanks to a few interesting moves. I don't think he expected that. And my interest in them apparently spared me from Whitney's usual reaction to a loss; she was nothing but nice to me when I defeated her.