Duo Amazing Sister, Meer

-Stride Step-[Choose one or more cards with the sum of their grades being 3 or greater from your hand, and discard them] this card on your from face down. :[ 1 & Choose a face down card from your G zone, and turn it face up] If you have a heart card with "Duo" in its card name, choose one of your rear-guards with "Duo" in its card name for each face up "Duo Amazing Sister, Meer" in your G zone, and return all of your rear-guards with the same card names as those cards to your hand. This unit gets +5000/ +1 until end of turn for every two cards returned.