Stride (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] Stride this card on your from face down.
: When your unit attacks a vanguard, if it is the third battle of that turn or more, you may pay the cost. If you do, that unit gets +5000 until end of that battle.