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 this unit's attack hits a vanguard, choose one of your rear-guards, and return it to your hand. If you have a heart card with "PR♥ISM" in its card name, choose a card from your hand, call it to , and that unit gets +5000 until end of turn. If you have a heart card with "Duo" in its card name, search your deck for one card with the same card name as the unit returned with this effect, reveal it to your opponent, put it into your hand, and shuffle your deck.