Well, she is an apex predator. If someone without bottom teeth come after your toes with an intent to chomp most reaction would be to turn around and run. Or punt, but that's what she wants you to do.
I think it's the scars. Who doesn't like chicks with cool scars?
Its the Baki thing, where someone can look as ridiculous as they want but if they have the aura that they will fuck you up in ways you cannot understand, then you know not to fuck with them.