Chronofang Tiger

:While you are paying the cost for , you may have the cards you discard from hand get grade +3. If you do, bind those cards face up. :[Choose a card from your hand, and bind it face up] When this unit is placed on , you may pay the cost. If you do, choose one of your opponent's rear-guards. Your opponent returns that unit to his or her deck, searches his or her deck for up to one card with grade -2 than that unit, calls it to , and shuffles his or her deck. (Your opponent can choose not to find a card if there is none he or she wishes to call)