User blog comment:BlackWizardZeref/Chapter 369: The Place Prayers Reach/@comment-3075024-20140131175528/@comment-4829046-20140203131523

Ah but be careful guys, this is a shounen plus if Gray really is related to Silver, Mashima might use a bullshit ass-pull and give Gray the ability to increase his power ten-fold. You never know. But this is all just theorizing. I would bash someone myself most probably >_> if Gray actually used a comet.