Interdimensional Dragon, Faterider Dragon

-Stride Step-[Choose one or more cards from hand with the sum of their grades being 3 or greater, and discard them], and this card on your from face down. :When this unit attacks, [ 1 & turn a card from G zone face up & put a rear-guard on the bottom of the deck], search your deck for up to one unit card with grade +1 of the card put on the bottom of your deck for this cost, call it to , and shuffle your deck. Choose one of your units, and it gets +5000 until end of turn for each face up card in your G zone.