You're right about it being the conventional way. If anything, it seems like it's the only way to make sure that the person is the real deal. [Aizawa frowns beneath his scarf, though he quickly elaborates.] Otherwise, this place likes creating illusions to confuse us. I haven't been here long enough to witness it myself, but I wouldn't be surprised if it tried to do it again.

[With that he shrugs.]

There might be a chance you might've missed him in the initial chaos, but I'd be both realistic and careful at this point.