Target any number of face-up monsters your opponent controls; those monsters' names become "Unknown". During your End Phase, if you control a Psychic Xyz Monster and this card is in your GY: You can Set this card, but banish it when it leaves the field. You can only use this effect of "Flash of Heraldry" once per turn.
Prices show their source and date.The latest available price from each licensed source, grouped by condition.
Exact printings
Printings & prices
Find your finish and check the available prices for your card.
