Rikudo Stealth Dragon, Jorurirakan

(Released when both players' vanguards are grade 3 or greater!)-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. : 2 When this unit attacks a vanguard, you may pay the cost. If you do, choose one of your opponent's rear-guards, bind it face up, your opponent chooses a card from his or her hand, binds it face down, and if you have a heart card with "Shura Stealth Dragon" in its card name, at the end of that turn, put the cards that were bound with this effect into the drop zone, and if you do not, at the end of that turn, your opponent puts the cards that were bound with this effect into his or her hand.