User blog comment:VeiRetning/What UR Cards are worthy for Mirror Maiden?/@comment-27767890-20170625201225/@comment-29474392-20170625220310

Personally I'd save it for when you get a good 10 X multi-hitter, team unleasher, team awakening burst unleasher or a really high buffer. But that's me focussing on ranking, and debuffers are not useful there.