User blog comment:Miskos3/Fairy Tail Episode 246: Tartaros arc: Underworld King, Review/@comment-24546844-20150815140206/@comment-25693405-20150816010928

I wouldn't call Meredy's magic OP, in fact I'd call it just the opposite. Yeah, pain can hinder people, but she can't do any physical damage without her destiny-bond-type-thing. She's the weakest of the 7 kin for a reason.