User blog comment:IamJakuhoRaikoben/Chapter 396: Air, Review./@comment-5032699-20140812170313/@comment-7418318-20140812203611

Wait... poison. Kinana and Erik maybe?

Erik would likely thrive on the poison and if Kinana could reactivate her old shape through Take-Over Magic would likely also be resistant or immune to it. Also snakes can move quite quickly through water.