For characters, theirs will appear completely normal and not exhibit any abnormalities, so much so that it's indistinguishable from whatever they'd see if they were currently in their own world.
For NPCs, it will seem normal at first glance, in that there are no unexpected blood types etc, but if a sample size of any number is gathered, it will quickly become apparent that the NPCs only have a genetic profile types among them, only half a dozen or so total.
no subject
For characters, theirs will appear completely normal and not exhibit any abnormalities, so much so that it's indistinguishable from whatever they'd see if they were currently in their own world.
For NPCs, it will seem normal at first glance, in that there are no unexpected blood types etc, but if a sample size of any number is gathered, it will quickly become apparent that the NPCs only have a genetic profile types among them, only half a dozen or so total.