Rikudo Stealth Rogue, Atagolord

-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 named "Rikudo Stealth Rogue, Atagolord" from your G zone, and turn it face up] When this unit attacks a vanguard, you may pay the cost. If you do, your opponent chooses a card from his or her hand, and binds it face down. Then, if the number of cards in your opponent's hand is three or less, this unit gets +1 until end of that battle. At the end of that turn, your opponent puts the card that was bound with this effect into his or her hand.