User blog comment:IamJakuhoRaikoben/Chapter 358: Magical Barrier Particles, Review./@comment-8153438-20131031233436/@comment-7418318-20131031233739

I agree. We already got guild cards on Blue Pegasus and quite a bit of information about their core members from their time in the story.

But about the mages from Mermaid Heel we know next to nothing, so their guild card would actually give us something new.