User blog comment:IamJakuhoRaikoben/Chapter 496: Forward, Review./@comment-4449950-20160802062620/@comment-5303512-20160802122237

Well when you look at it, FT members did train since Tartaros Arc, so it would be understanding that they would be able to best those Historias but not without struggling either because of their injuries, personal issues or being outnumbered.

And like the anon said, pretty much Historia's strength is determined how much the user can handle, say if they are weaker than him, then he would have no problem conjuring many without exhausting himself, but if they are either the same strength or greater then he would have to put majority of his magic into them which would mean they won't be as strong.

But Historia