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| desc | 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. |
|---|---|
| race | Quick-Play |
| type | Spell Card |
| archetype | Heraldry |
| frameType | spell |
Pricing (eBay scrapes, PSA grades) and inline lore expand to Yu-Gi-Oh! next.