Mirrodin Besieged [The List] Race Metal Medium is an acrylic

Metal Medium is an acrylic medium formulated with mica

Set: The List Type: Artifact Rarity: Uncommon Cost: {1} At the beginning of your upkeep

"We all want to know what's going on in someone else's head

Set: Portal Three Kingdoms Type: Instant Rarity: Common Cost: {1}{U} Counter target creature spell

These colonies were on the outer edges of the Federation

Mirrodin Besieged [The List] Race Metal Medium is an acrylicSet: The List 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.