He was impossibly stubborn that way. I suppose he didn't even need our support, considering how well he mastered his powers. [...] It was a scrunchie. You'd left it at my apartment on your last visit, but then you were sent to didn't come back for it, so I threw it out. One day, it was there on my counter again.

You should ask for volunteers among the explorers. They love to be used as guinea pigs. Some of them won't even ask to be compensated for it.