"Just because you can't fight like them doesn't mean you're not as important or troublesome," Vanitas offers.

He enjoys his backhanded complements. From what he's been able to observe there's not much power to the girl. She's too new to her power and to her weapon to really have been any help. Though that's really not what makes Kairi a valuable piece, now is it? It's definitely the emotional attachments others have to her.

Honestly, that is the very definition of annoying to Vanitas.