Omniscience Dragon, Balaurl

-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 & Choose a face down card from your G zone, and turn it face up], choose all of the units in your front row, until end of turn, they get "/:When its attack hits a vanguard, draw a card.", and +4000 for each face up card in your G zone. At the end of that turn, retire those rear-guards.