User blog comment:SethHeartphilia/Whos stronger Erza or Mirajane/@comment-107.140.74.140-20150329044210/@comment-66.75.127.200-20150603004246

A reply to the cobra poison thing, that doesn't work in defense because poison is one of Erza's weaknesses, if you take each of their weaknesses and strengths and add them up they would come out about equal