[Stride] -Stride Step-[Choose one or more cards with the sum of their grades being 3 or greater from your hand, and discard them] Stride this card on your (VC) from face down. [AUTO]:[Choose a card with "Witch" in its card name from your hand, and discard it] When this unit is placed on (VC), if you have a heart card with "Witch" in its card name, you may pay the cost. If you do, your opponent may choose two cards from his or her hand, and discards them. If he or she does not discard two cards, choose one of your opponent's vanguards, deal one damage, and during that damage check, all trigger effects are nullified.