[He's going to take the context clues on this one and assume that a Quirk is some kind of power Fumikage has developed over the years of sorts.]

Huh...if you were from my world, I'd almost assume that Dark Shadow was an imaginary friend given the chance to become a part of reality. Quite the interesting power you've got there...

[If Teucer was here he'd think Fumikage was so cool.]