Scarlet Flame Ash Dragon, Gandeeva Masques

:This card can only be ridden from a grade 3 card with "Gandeeva" in its card name. :When your opponent's rear-guard is retired during your turn, choose a card from your drop, and you may bind it face down. :During your turn, all of your front row units get +2000 for each face down card in your bind zone. :[Remove a card with "Gandeeva" in its different card name from this unit from hand, soul, or drop], choose one of the original abilities of the card removed for this cost, activate it without paying its cost, and this unit gets +1 until end of turn. : 1, choose one of your opponent's rear-guards, and retire it. If you did not retire a card, draw a card.