User blog comment:IamJakuhoRaikoben/Chapter 410: Memento Mori, Review./@comment-112.198.90.55-20141123133921/@comment-112.198.90.55-20141123134640

...Since "Curses" are just an accumulation of negative energy turned to power, maybe the different variety of magic we see are formed from the "Power of Love" or/and (if I heard right) there is another branch from "The One Magic" that created another multitude types of magic.