[AUTO](RC):[Counter-Blast 1 & Put this unit on the top of your deck] When your other unit is returned to your hand from (RC), if you have a vanguard with "Duo" in its card name, you may pay the cost. If you do, search your deck for up to one card with the same card name as the unit returned to your hand, reveal it to your opponent, put it into your hand, and shuffle your deck.