Blade is not a superhero. He's a comic book character. If appearing in a comicbook makes you a super hero then Scrooge McDuck is also a superhero.
Blade is a superhero. He is even listed as part of the superhero genre on boxofficemojo.
http://www.boxofficemojo.com/movies/?id=blade.htm
How the hell is Blade not a superhero
he's a fucking super human/vampire wrecking machine.

