Iso, Ferrokinetic Mind

Artifacts your opponents control enter tapped.

Whenever Iso, Ferrokinetic Mind enters or Tap three untapped artifacts you control: roll a d20:
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•1-9: Draw a card
•10-19: Create a colourless meteorite artifact token with "When Meteorite enters, it deals 2 damage to any target" and "{t}: Add one mana of any color."
•20: Deal X damage to any target where X is the number of artifacts you control.