-Stride Step-COST [Choose one or more cards with the sum of their grades being 3 or greater from your hand, and discard them], Stride this card on your from face down.
(G zone):When your vanguard attacks, if your vanguard is grade 3, COST [Counter Blast (1) & Soul Blast (6)], stride this card on your as from face down, and it gets the and [Critical] one of your heart cards had got from trigger effects this turn until end of turn. Change the attacking unit for this battle to be this unit.