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Myr Battlesphere
When this creature enters, create four 1/1 colorless Myr artifact creature tokens. Whenever this creature attacks, you may tap X untapped Myr you control. If you do, this creature gets +X/+0 until end of turn and deals X damage to the player or planeswalker it's attacking.
Not found in any public collections
This card isn't in any public collection yet. Import your collection to start trading.