User blog comment:IamJakuhoRaikoben/Chapter 350: Gray vs. Doriate, Review./@comment-3424593-20130906205741/@comment-4489126-20130906210244

I don't think it was a "redirect" kinda technique; rather, a simple transferring or supplement to his already learned Ice-Make Magic. Look at Natsu with fire~

Anyway, yeah...it looked like lighting. >_>