User blog comment:IamJakuhoRaikoben/Chapter 386: Galaxia Blade, Review./@comment-5233713-20140530121922/@comment-7418318-20140530134220

With Freed still being conscious and able to tell them what happened, he might have given them a description of Tempesta and his powers in between sobbing about Laxus.

But how would they know he's the one who can generate magic barrier particles? If he releases those only when he's giving up his body, they won't know it was him until it's too late, unless they either recognize his appearance, powers or name from what Freed told them.