Mythical Hellsky Beast, Fenrir

-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 & 3] You may draw a card. If you do not, put up to one card from the top of your deck into your soul, choose one of your rear-guards, and that unit and this unit get +3000 until end of turn. :Your rear-guards' revelation ability changes to ":When this unit is placed on , look at two cards from the top of your deck, search for up to one card from among them, put it into your soul, and put the rest on the top of your deck in any order.".