Interdimensional Dragon, History-build Dragon

-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. /G zone:If this card is face up, during your turn, all of your units with the time leap ability get +3000. Time Leap-:When it attacks, [ 1 & turn a card from your G zone face up], time leap up to the same number of your rear-guards as the number of face up cards in your G zone.