Miracle Element, Atmos

(Released when both players' vanguards are grade 3 or greater!)-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 When this unit attacks a vanguard, you may pay the cost. If you do, this unit gets +10000 until end of that battle. :This card is from all clans and nations.