Duo Eternal Sister, Meer

:[ 1 & Choose three cards from your hand, and discard them] At the end of the battle that this unit attacked a vanguard, you may pay the cost. If you do, choose a card named "Duo True Sister, Meer" from your soul, ride it as , choose a card named "Duo Eternal Sister, Meer" from your soul, put it into your hand, choose a card from your hand, and discard it. :[ 1 & 1] Choose one of your rear-guards, return it to your hand, search your deck for up to one card with the same card name as that unit, reveal it to your opponent, put it into your hand, shuffle your deck, choose a card from your hand, and put it into your soul.