Urza, Powerstone Prodigy [BRO - 69]
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Rarity:
U
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#:
69
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Creature Type or Sub Type:
Legendary Creature — Human Artificer
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P:
1
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T:
3
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Rules Text Contains:
Vigilance
1, T: Draw a card, then discard a card.
Whenever you discard one or more artifact cards, create a tapped Powerstone token. This ability triggers only once each turn. (The token is an artifact with: "T: Add C. This mana can't be spent to cast a nonartifact spell.")