[Stride]-Stride Step-[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 (VC) from face down. [AUTO](VC) Wave-1st time only (This ability is active during the specified battles of each turn) :[Counter Blast (1)] When this unit attacks a vanguard, you may pay the cost. If you do, until end of turn, all of the rear-guards in your front row get [Power]+2000, and"[AUTO](RC)Wave-3rd or 4th time only:When this unit's attack hits a vanguard, draw a card.".