Sealed Demon Dragon, Dungaree

:At the beginning of your battle phase, if your opponent's vanguard is grade 3 or greater, you may bind the top card of your deck. /:When this unit attacks, put all of the cards in your bind zone into your drop. Perform all of the following according to the number of cards put. (This effect is mandatory) ・2 or less - This unit gets -10000/ -1/drive -2 until end of turn. ・4 or more ‐ Your opponent chooses a card from their hand, and binds it. ・5 or more ‐ Choose up to three cards from your drop, return them to your deck and shuffle it.