So long as they're not holding on with evil - or not evil swords.

"Hey, how does that work? Your cards are monsters, sealed in cards... and they're supposed to be? When they're not fighting."

It's been a while since they talked about it, by the obstacle course, but he remembers that much clearly.

"Are they... sorted into decks based on what sorts of monsters they are...?"

Because it sounds a little like they were made to be fusions of stuff, and he's not sure how to take that.