Number 69: Heraldry Crest - Dark Matter Demolition

Xyz Effect Monster — Psychic

5 Level 4 monsters
Cannot be destroyed by battle or card effects. Once per turn (Quick Effect): You can detach 1 material from this card, then target 1 face-up monster your opponent controls; that monster's name becomes "Unknown". Negate any "Unknown" effects activated by your opponent.

Rarity: ultra_rare

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