Myr Matrix [Darksteel] Friday Night Magic 2012 Greven has attained his powerful

Greven has attained his powerful rank through a series of underhanded schemes and assassinations

At the beginning of your draw step

Set: Tenth Edition Type: Creature — Spirit Rarity: Rare Cost: {3}{G}{G} Untap all permanents you control during each other player's untap step

Whenever a player casts a spell with converted mana cost equal to the number of charge counters on Chalice of the Void

Myr Matrix [Darksteel] Friday Night Magic 2012 Greven has attained his powerfulSet: Darksteel Type: Artifact Rare Cost: {5} Indestructible (Effects that say "destroy" don't destroy this artifact.) Myr creatures get +1 +1. {5}: Create a 1 1 colorless Myr artifact creature token.