Dark Dragon, Chainrancor 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. :[Turn a card from G zone face up], choose one of your heart cards, and until end of turn, this unit gets all of the original abilities of that card. :If you have three or more grade 1 or less units, when your opponent would call cards from their hand to , they must call three or more cards at the same time.