[AUTO]:When this unit is placed on (RC), if your opponent's vanguard is grade 3 or greater, [COST][[Rest] a unit with "Marco" in its card name], your opponent chooses up to one card from their hand or rear-guards, discard that card if they chose from their hand, and retire it if they chose from their rear-guards. If your opponent's card was not put into their drop, choose one of your opponent's vanguards, and deal one damage.