User blog comment:Miskos3/Fairy Tail Episode 189: Gloria, Review/@comment-162.157.233.242-20140705152015/@comment-7418318-20140705173724

I don't think that the piece that played during the Unison Raid was the old one. It did share some similarities with Dance of the Ice Blade (or some other Gray Theme), but I'm pretty sure it was something new.