Mirrodin Besieged [LIST - 057/254]

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.

Rarity: Rare

#: 057/254

Card Type: Enchantment, Enchantment

Card Color: U

Casting Cost: {2}{U}