User blog comment:IamJakuhoRaikoben/Chapter 518: Master Enchant, Review./@comment-4933386-20170122071342

I can't think of any way Erza can stop Irene to be honest, a dragon infused + enchantment attack that NORMAL ATTACKS shouldn't even make a dent.

She either stops attacking or Acnologia intervenes. I also don't want Erza using some Dragon slayer BS because she shouldn't have learnt that.