Mirrodin Besieged [Modern Horizons]

Set: Modern Horizons Type: Enchantment Rarity: Rare Cost: {2}{U} As Mirrodin Besieged enters the battlefield, choose Mirran or Phyrexian.• Mirran — Whenever you cast an artifact spell, create a 1/1 colorless Myr artifact creature token.• Phyrexian — At the beginning of your end step, draw a card, then discard a card. Then if there are fifteen or more artifact cards in your graveyard, target opponent loses the game.