Dark Dragon, Spectral Blaster "Diablo"

-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 one of your rear-guards, and retire it] Until end of turn, this unit gets ":[ 2 & Choose two of your rear-guards, and retire them] At the end of the battle that this unit attacked a vanguard, you may pay the cost. If you do, this unit, and this unit gets drive -2 until end of turn.", and if you have a heart card with "Diablo" in its card name, search your deck for up to one grade 1 card, call it to , and shuffle your deck.