[He nods briskly, setting aside the whipped cream and putting a cap on the latte before stepping out from behind the counter, bringing it over to where Misa is sitting and handing it to her. His hands move oddly and a little bit stiffly, but it's leagues better than the way they used to be; a quick eye can glimpse traces of scar tissue at the bases of both wrists before he tugs his sleeves down and takes a seat nearby. Though his feet remain on the floor, he has a tendency toward hunching forward, gargoyle-like.]

I have seen them in person. They look like humans, or at least they're capable of making it seem that way. And I'd say they left behind a fair amount of evidence... there have been a lot of witnesses, including the Secretary of Defense. That meeting was pivotal in getting more of a military presence in Locke City.