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.
Near Mint - $5.30
Lightly Played - $4.70
Played - $3.70
Heavily Played - $3.20
Damaged - $2.70
Near Mint Non-English - $5.30
Lightly Played Non-English - $4.70
Played Non-English - $3.70
Heavily Played Non-English - $3.20
Damaged Non-English - $2.70