Interdimensional Beast, Float-gear Hippogriff

-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. Time Leap-:When your drive check reveals a grade 3 card, this unit gets +5000 until end of that battle. Then, choose one of your rear-guards, and you may time leap it. (Bind it, call a grade +1 card from your deck, and shuffle your deck. At the end of the turn, put the called unit on the bottom of your deck, and call the bound card)