User blog comment:IamJakuhoRaikoben/Chapter 470: The Hybrid Theory, Review./@comment-27674224-20160126181825/@comment-1776824-20160129225448

I had similar thoughts on what the dragons the elements corresponded to (even Scissor Runner). My thoughts for the other Dragon Slaying Magics he would have were the following:
 * Diamond/Adamantine (yeah, what you had XP)
 * Lightning
 * Ice
 * Some sort of grass bullshit or whatever. Idk blame Pokemon