"We have complete strangers here who look nearly identical to each other. We have a couple of doppelgangers who really are the same person, but one is from an alternate future. We've had people wake up and find themselves the opposite gender for a week; or had an irresistible compulsion to indiscriminately tell the truth, the whole truth, and nothing but the truth."
She smiled, a wan, pallid smile that expressed how very little she had been amused by such things. "As I've mentioned, the collector is a very powerful being, and when he gets bored, strange things happen. I might also add that he has collected some almost equally powerful guests, and when they get bored, or tired of being toyed with...it can be a dangerous combination. To say nothing of the humans."